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ReportNo. 45. Ver. 1.0.

Utarni, S. R. 1998. Properties and rational management aspects of volcanic ash soils from

Java, Indonesia. PhD-Thesis. RUG, Gent.

van Bemmelen, R.

W.

1949. The Geology of Indonesia. Vol.lA. General Geology of

Indonesia and Adjacent Archipelagoes. Gov. Printing Off., The Haque, 732

p.

van Breemen,

N.,

P. Buurmann and R. Brinkman. 1992. Processes in soils. Text for

Course J050-202.

Dept Soil Science

&

Geology, Agricultural University,

Wageningen. 202p

van Wambeke,

A.

1985. Calculated Soil Moisture and Temperature Regimes of Asia.

SMSS Technical Monograph

#9.

Soil Management Support Sevices, Soil

Conservation Service, USDA, Washington, DC. 144p

van Wambeke,

A.

1992. Soils of the Tropics: Properties and Appraisal. McGraw-Hill,

Inc. New York.

Wada, K. 1980. Jkfineralogical characteristics of Andisols.

In: B. K. G. Theng (ed.). Soil

with variable charge. NZ Soc. Soil Sci. Lower Hutt, p. 83-107.

Wada, K. 1985. The distinctive properties of Andosols. In; Advances in Soil Science.

Vol. 2: 174-229

Wada, K. 1989. Allophane and imogolite.

In

:

Dixon, J.B. and S.B. Weed (eds.)

Minerals in Soil Environments. SSSA. Madison, Wisconsin, USA. pp: 1051-1088.

Wada, H. and H.

U. Neue. 1988.

Chemistry and biochemistry of paddy soils.

Proceedings of the

9th

International Soil Classification Workshop: Properties,

classification and Utilization of Andisol and Paddy Soils. Japan. p. 169-174

Wada, K. and M. E. Harward. 1974. Amorphous clay constituents of soils.

In;

Advances

in Agronomy. Vol. 26: 2 1 1-260

Walker,

A.

L. 1983. The effects of magnetite on oxalate- and dithionite-extractable iron.

Soil Sci. SOC.

Am.

J. 47: 1022-1026.

Wielemaker, W. G. and T. Wakatsuki. 1984. Properties, weathering and classification of

some soils formed in peralkaline volcanic ash in Kenya. Geoderma, 32: 21

-44.

(12)

Wilson, M. J.

1987.

X-ray powder diffraction methods.

In: Wilson, M.

J.

(ed).

A

Handbook of Determinative Methods in Clay Mineralogy. Blackie. Glasgow and

London, p. 26-98.

Yamada,

I . ,

H. Kubodera and S . Shoji.

1994.

Indurated volcanic ash soils in Japan, their

characterization, land

use and management.

Irr

:

Trans. 15th World Soil Science

Congress, Acapulco, Symposium

ID 13,

The Indurated volcanic soils. 62:

487-

(13)

(14)

LAMPIRAN

1.

Contoh Perhitungan Regim

Lengas

Tanah Menurut Program

Newhdl Simulation Model (NSM

c . ~ ~ . ,

..

,,

.

t r i x n i s i ! :820 ma 7 . . . -. . .

i rxiyrv .TU;E r ~ g i s r : I ~ ' ~ ! t y ~ e ~ ? h ~ r z i ~ M o i s t u r ~ r e g i a ~ : Udic

SCtL tilHATIC REGitlE 6CCOHDING TE NEUHALL CO~PUTGTIDt4

: r a i l t e s p . = a i r ? e s p . + 2 . 5 C; a m p l l t , reduced by i / 3 j

J6K FEB MAR RPR MAY JUN JUL AU6 SEP DCT NOV DEC

mon:hiy r a i n f a i i i m m l 4??,0 343.0 362.0 2Rb.0 167.0 1 1 5 . 0 4 1 . 0 43.0 9 2 . 0 139.0 344.0 385.0 monthly a i r t e c p e r a t u r e s (Ce!ciusl ? ? 2 1 . 2 23.2 27.4 23.0 20.4 2 2 . 2 1 7 . 4 21.0 19.8 2 0 . 2 20.3 2 1 . 0 teonthly e v a p o t r a n s p i r a t i o n ( T h o r n t h n a i t e ! . me. ?b,O R5.0 9 5 . 8 96.1 74.7 8 6 . 7 51.0 77.6 6 8 . 5 7 6 . 0 75.6 8 5 . 1 EOISIURE CGLENDhH I = d r y 1 2 = a/d ; 3 = m o i s t 3RN ""-"x'?xT' " 7 7 - 7 7 - " J > J J ~ > J ; J ; L . L ~ ~ J ~ J J ~ J J A J L ' ~ ~ ~ ~ ~ ~ FEB 3333'-' 7-"77' 23~3J3~~~Jd33;3:j333333333 MAR 333333353333333333333333333333 APR 3333333333333333333333j3333333 N R Y 333333333333333333333333333333 JUH 33333333333333333333333333353 JUL 333333333333333333333333333333 AU6 333333333333333333333333333333 SEP 33333333333333333333333333333 DEC 333333333333333333333333333333

:

h m b e r of c u e u l a t i v e d a y s t h a t

:

H i g h e s t number cf c o n s e c u t i v e d a y s

:

t h e m o i s t u r e c o n t r o l s e c t i o n

:

t h a t t h e MCS i s

...

:

During o n e y e a r

: When s a i l temp

is

:

Moist i n

:

Drv

:

f l o i s t

:

is

:

above 5 deg. C

:

s o r e p a r t s : a f t e r suminer:after & i n t e r :

:

DRY HiD NOIsT

:

DRY M/o MOIST

:

YEnR T>a

:

S o l s t i ~ ~

:

5 ~ 1 s t i c e :

...

:

in 0 360 0

o

360

:

360 360

:

it

:

120

:

e

Computed by BASIC program HSM, Noverber f9B6 T e n t a t i v e s u b d i v i s i o n : Typic Udic

(15)

LAMPIRAN

1.

(Lanjutan)

T

Nusber o f cumulative d a y s t h a t

:

Hxghest n u a b e r o f c o n s e c u t i v e days i

:

t h e ~ a i s t u r e i ~ f i t r a i ~ e i t i o n

:

t h a t t t ! ~ nts 1 s

; During one year

:

#hen s o i l teap i s

:

Hoist i n

:

B r y i H o i s t

:

. ~~

3.5 ; above 5 deg. C I s o a e parts : a f t e r suffi8er:after winter:

; Y:D MOIST

:

DRY

% / a

VdisT

:

YEAR T)B

:

a o i s t i c e

:

~ a l r t i c e

:

I

Cornputel ny BASIL program NSH. November 1986 7 e n t a t i ; e 5 u b d i v l S ~ U n : Typic Udlc

(16)

LAMPIRAN

1 .

(Lanjutan)

month:! ; a l r f a I I ton,!

.?Z&.> y 1 . 0

"'

,..,.u " ' - i > 9 . $ i37.3 68.0 2 6 . 0 I3.0 7 7 . 8 . i.:5.0 - 2 i 5 . O 2:i.u acst!,:y s i r t e a p e r ~ t u r e s < C e i r i z s !

i, _{; h , j}- . _2b.5 _26.8 _{2 t . 3 16.1 25.5 2 5 . 4 2 6 . 7 2 i . 0}

27.c 2 b . a

e o z l h i y eva?ctrarz;piieticn [ihornth*aitej, am.

??. 0 ..? ....,.

.

,..4.S iil.2 i 3 4 . 2 1;b.' 123.4 1 1 4 . 4 116.2 129.1 I e 2 . 5 i.19.' 14,s.: - ~ -%c!:Si~pE CALEWDAR i : d r i 1 2 = a i d 1 3 = ~ o i s l JGrJ 33333j33333333333333.j3.3333 j j3.3 J9L 3333335;333333333333j333333222 hue 22222222222222222222222222222: SEP 221flifii?ii1112?2222222222222 OCT 2illillili11i11222222222222222 NOV 2?22?2222222222333333333333333 DEE j333333333332333j3333333333333

:

H u a t ~ r a f cumulative days that

:

Hiqhest number o f consecutive d a j s I

:

the ~ o i s t a r e control section ; that t h e HE5 is

:

During one year 1 #hen s o i l tesp i s

:

Boist i n

:

Dry

:

! k i s t

:

1%

:

above 5 dea. C

:

some p a r t s : a f t e r suamer:after winter:

:

DRY k!!J MGlST

:

DRY k!D MOIST

:

Y E A R T > 8 : ; o i s t i c e

:

so is tic^

:

...

:

26 82 252

:

26 62 252 ; 317 317

:

0 : 2 7 :

*

Coaputed by BRSIC prograffi W H , Hove~Ser 1986 Tentative subdivision: IJdic Tropustic

(17)

LAMPIRAN

1.

(Lanjutan)

s c n t R j . r;ifiia:l !!?cj

G < . f ' . i Z 5 . T . i 7;c.i ib".l t<,.; .?I,- 2 9 . 3 ti.; 12;': 1 9 . 2 ri:," - - " , 5 , - . . = . . .

; j n t ? i . v a:: t?eperat;iec (CeIrlos)

7 ; s ?GI: Z b . 5 2 6 . 9 2 7 . 6

r b . :

F C =. 2 5 1 5

L 1 . r 2 0 . 5 L7.2

::.:

.

-b . ' *

'

. .

noote;!y ev&p;transpirati;fi i?horfithrai:?i. sr.

i,:rs.c

i.21,: iqi.2 1 3 4 . 2 ji1.5 127.9 i l b . 6 i i i . 3 125.0 1 4 7 . 3 1 ~ 5 . 2 i L 6 . l f i G I S T U R i CALEt4SAR

. _

. .

- _

;

-

u i y

.

- f / O : 2

-

Z G i C I :AX =EB Mai: RF.R i(6Y

.

, .*. ;s,i j ,li RGCi SEP OCT #U'J DEt3

I Humhe- o: c u a u l s i i r e d a y s that

:

Highest nusber af r ~ n s r c u t i d e d i y s :

I t;e n ~ i s t u r e r o n t r c i sectinn

:

.

~ ! i a t L

-

the f?CS i r

:

During one year

:

Wnen r o i ! temp 1s

:

Hoist in

:

Dry

:

noist

:

.

-

1 9

:

above 5 deg. C

:

soae parts : d f i ~ r 5uaser:after inter: I W Y X i D NOIS: ; DRY EID HOIST

:

YEfiR T > 6

:

s o l s t i c e

:

s o i s t i c e

:

t

Complited by BRSIE: program K!4, Nnvenber iV8b Tentative subdivision: Udic Trapustic

(18)

Gambar

L2 I'ola

Dihksi Sinar

-X

(XRD) Fraksi Liat pada

Kelompok

Tekstur A4d19er Pasir Berkerikil Elevasi 350 - 500 m

dpl:

(a)

Horison

BwlTYG-

(19)

Gambar L3. Pola D i h k s i Sinar

-X

(XRD)

Fraksi Liat pada Kelompok

~ekstur

Pasir, Elevasi 350

-

500 m dpl: (a) Horison ZBqmlMG-12 (Lahan Kering); @), Horiscm ZBsdm/YG-10 (Sawah 1 x Padi); (c). Horison 2Bqm/YG-10 (Sawah I x

Padi).

(20)

Gambar

L4.

Iyola

Dihksi Sinar

-X

(XRD) Fraksi Liat pa&

Kelompok

Tekstur

Pasir,

I?Ievasi 350 - 500 m dpl, Pedon YG-I (2 x Padi); (a)

Horison

Apl; @)

liorison

4 2 : (c)

Horison

Bsdm.

(21)

Gambar

LS.

IPola

Di-i Sinar-X

(XRD)

Fraksi Liat pada

Kelompok

Tekstur Pasir,

IElevasi

350

-

500 m dpl, Pedm YG-2 (3 x Padi); (a)

Horiscm

Ap; @)

I-Iorisan

Ad

1 ; (c) Horisan

BA

(22)

,.

. -

Gambar

L6.

l'ola D W i Sinar

-X

(XRD) Fraksi Liat pa& Kelompok Tekstw l ~ m p u n g Berpasir, Elevasi 350

-

500

rn

dpl: (a) Horison BANG-22 (Lahan Kering); @), Horison Bdm/YG-7 (Sawah 1 x

Padi);

(c) Horison lMlYG-6 (Sawah 3 x

Padi).

(23)

GambarL7. F'ola Difi-aksi Sinar-X (XRD) Fraksi Liat pada

Kelompok

Tekstur Lanpung Berpasir

Elevasi

<250 m dpl, Pedon

YG-17

(Sawah 3 x Padi);

(24)

Gambar L8.

PoIa

Dil?aksi Sinar-X

(XRD)

Fraksi Liat Pada 2 a

dari

25"

- 50"

dari (a)

HLorison

2Bqm/YG-10; (b)

Horison

Bsdm/YG-7.

(25)

Gambar L9. Kurva Analisis Beda Termal @TA) Fraksi Liat pada Kelompok Tekstur M'odrfier Pasir Berkerikil Elevasi 350 - 500 m

dpl:

(a) Horisan BAIYG-14

@ahan

Kering);

(b)

Horison BsdmJYG-4 (Sawah 1 x Padi); (c) Horison BUYG-13 (Sawah 3 x Padi).

(26)

Gambar

L10.

Kurva Analisis Beda Termal (DTA) Fraksi Liat pada Kelompok Tekshu. Pasir

Elevasi

350 - 500 m dpl. Pedaa YG-1

(Sawah

2 x Padi): (a) Horiscm Apl; @) Horiscn Ap2; (c) Horiscm Bsdm.

(27)

Gambar

L l l . Kurva Analisis Beda T e d

@TA)

Fraksi Liat pa& Kelompok Tekstur Lempung Berpasir Elevasi 350

-

500 m dpl: (a) Horiscm

AB/YG-22 (Lahan Kering); (b) Horison Bsdm/YG-7 ( S a d 2 x

Padi);

(28)

LAMPIRAN

12. Ikhtisar

Deskripsi Lingkungan Pedon di

Daerah

Penelitian

No.

1

Nomor Psdonl

I

Elevasi

l ~ r

tanah1 Lueng %

1

Vegetasil Pmgg. Lahan

I

CH, mmith

1

Suhu rata-rata

1

Regim

1

Taksonomi

I

Lokasi

(

m, dpl

I

cm l ~ w a l l ~ i n i

1

Jenis

I

Dominanl Pola

1

Stasiun lklim

1

~ d a r a l Tanah lengas Tanad Tanah (SSS, 1998)

Tekstur

ModGer

Pasir Berkenlal (Elevasi 300

-

SO0

m

$1)

1 YG-141 Senbungan, Cangkringan 495 120 5 5 Pekaranw Duriin, Melinjau 28201 Pakem 21.0 23.5 Udk Typic Hapludolls 2 YGd! MKS, ~ . 2 k ??5 ??",'? ? 1 $$:.%h 4 " A *o*n, n -a,-- - 4 n

.,.,

r A,...:,

ml Lurw rqnw11 C I . Y '4.4 MYIK AC~F EFquepi 3 YG-BIGrogolsai, Ngaglik 370 7200 2 1 Sawah 2x Padi 28201 Pakm 21.0 23.5 Akuik Aeric Epiaquept 4 YG-13 Wukirsai, Cangkringan 465 56 6 1 Sawah 3x Padi 28201 Pakem 21.0 23.5 Akuik Awic Epiaquept

I~ekstw

~ o d i f i e r

Pasir Berkaikil (Elevasi 4 5 0

rn

dpl)

13 YG211 Calukan, Ngaglik 245 >200 2 2 Pekmngan Kelapg, ma@ 19421 Ngaglik 24.9 27.4 Udik Typic Hapludoll 14 YG-2W Calukan, Nqsglik 240 ?2W 3 1 Sawah 1x Padi 19421 Ngaglik 24.9 27.4 Akuik Aeric Epiaquept

Tekstur Pasir (Elevasi 300

-

500 m

$1)

5 YG-121 Kaliwanglu, Pakem 360 >ZOO 4 4 Pekmngan Melinjau, kelapa 28201 Pakem 21.0 23.5 Udik Typic Hapludoll 6 YG-101 Kaliwanglu, Pakem 340 ,200 3 1 Sawah l x Padi 28201 Pakem 21.0 23.5 Akuik Aquic Durudept 7 YG-lIKaliwanglu, Pakm 350 ,200 3 1 Sawah 2x Padi 28201Pakem 21.0 23.5 Udik Anthraquic Euhdept 8 YG-21Kaliwangfu. Pakem 345 150 4 1 Sawah 3x Padi 28201 Pakem 21.0 23.5 Akuik Typic Epiaquept

Tekstur Pasir (Elevasi Q50

m

dpl)

15 YG.161 Mudal, Ngaglik 200 120 2 2 Peka'anpn Barnbu, kelapa 19421 Ngagllk 24.9 27.4 Udik Typic Hapludoll 16 YG-191 Mdal, Nmlik 205 >200 2 1 Sawah 1Rx Padi 19421 Ngqlik 24.9 27.4 Akuik Anthraquic Eubudept

-

Tekstur

h p u n g

Bepasir (Elevasi 300

-

500 m

dpl)

9 YG-22lKembangaum, Turi 390 >200 5 5 Kebunl Pek Salak 31921Turi 23.2 25.7 Udik Andic Hapludoll 10 YE71

W L w ,

Ngaglik

330

105 2 1 Sawah I x Pa& 31921 Turi 23.2 25.7 Akuik F r q c Epiaquept 11 Y G 8 Ngepos-lor, Ngaglik

340

115 1 Sawah 2x Padi 31921 Turi 23.2 25.7 Akuik F q i c Epiaquept 12 YG-61 Ngepas-lw, Ngaglik 315 72 5 1 Sawdh 3x Padi 31921 Tun 23.2 25.7 Akuik Typic Epiaquept

Tekstur

Lempung Pasir (Elevasi 4 5 0

m

dpl)

17 YG.IBICokIwrijayan, Gaping 110 ,200 2 2 Peka'angan Bambu, kelapa 20971 UGM 26.4 28.9 Ustik Typic Haplustoll 18 Y W Trini, Gmping 140 >2W 3 1 Samh

ix

Padi 20971 UGM 26.4 28.9 Akuik Fragic Epiaquept 19 Y G . 1 7 1 N ~ n . Gaping 160 72M) 3 1 Sawah

3x Padi

20971 UGM 26.4 28.9 Akuik Typic Epiaquept

(29)

LAMPRAN

1 3 .

Deskripsi Profil Tanah Daerah Penelitian

PEDON : YG-1

DAERAH : Yog yakarta

LOKASI : 10 meter ke arah barat dari pertigaan jalan Kaliwanglu dan Kaliwanglu-Pakem, Desa Harjobi~nangun. Kec. Pakem, Kab. Sleman, kurang-lebih 7°40'45" LS dan 110° 24' 13" BT.

FlSlOGRAFl : 1-ereng bawah volkan

KARAKTERISTIK LERENG : Teras (sawah)

ELEVASI :

-

3510 m. dm1

CURAH HUJAN : 1806 mmRahun (Ngemplak); 4 bulan kering dan 5 bulan basah

KEDALAMAN hdUKA AIR TANAH : 22 meter

DRAINASE : Agak terhambat

PERMEABIUTAS : Lambat

PENGGUNAAFI LAHAN : Sawah 2x Padi

IRlGASl : Sedemana

BAHAN INDUK : Bahan volkan dari Gunung Merapi

KLASIFIKASI : Anthraquic Eutmdept, berlempung kasar, campuran, isohipertermik HORISON PENClRl : Okrik

-

Kambik

PENGAMBllAbl CONTOH : Tanggal: 28 Oktober 1997

Apl-- 0

--

15 cm; kelabu muda kewklatan (lOYR612) kering; coklat tua (10YR3/3) lembab; pasir bt!rlempung; struktur granuler; gumpat membulat halus lemah; gembur (lembab). agak lekat tidak plastis (basah); pori-pori halus, sedang. kasar cukup; perakaran halus, sedang banyak; batas jelas rata

Ap2

--

15

-

23 cm; kelabu muda kewklatan (10YR612) kering; kelabu sangat tua (10YR311) Iembab lempung berpasir; karatan besi coklat kuat (7.5YR5/6) ) jelas sedang, cukup; stmktur gumpal membulat halus lemah

-

sedang; gembur (Iembab), agak lekat tidak plastis (basah); pori-pori halus, sedang, kasar cukup; perakaran halus, sedang banyak; batas jelas rata

Bsdm

--

23

-

31 cm; kelabu muda (10YR712) kering; coklat sangat tua kekelabuan (10YR312) lembab, pasir beriempung; karatan besi doklat kuat (7.5YR5/6) jelas sedang, sangat banyak, membentuk garis setebal 1 cm, karatan Mn hitam (10YR211) jelas, sedang. cukup; struktur gumpal membulat. halus, lemah

-

agak masip. sangat teguh sekali (lembat~). tidak lekat. tidak plastis (basah); pori-pori halus, sedikit sekali; perakaran halus. sediki sekali; batas jelas rata

B w l

-

31

-

45 cm; kelabu muda (10YR7/2) kering; cokfat sangat tua kekelabuan (10YR3/2) lembab; pasir berlempung; s t ~ k t u r gumpal membulat halus lemah; gembur (lembab). tidak lekat, tidak plastis (basah); pori-pori halus, sedang, kasar cukup; perakaran halus, sedang sedikit; batas jelas rata

Bw2

-

45

-

85 tm; keIabu muda (10YR712) kering; coklat tua kekelabuan (10YR3/2) lembab; pasir berlempung; s t ~ k t u r gumpal membulat halus lemah; agak gembur (lembab), t i i a k lekat, tidak plastis (basah); pori-pori halus, sedang. kasar cukup; perakaran halus, sedikii; lbatas jelas rata

2Bw3

-

85

-

91 cm; wklat tua kekuningan (fOYR3/4) lembab; pasir berlempung; struktur gumpal membulat halus lemah; gembur (lembab), tidak lekat. tidak plastis (basah); pori- pori hal~ls, sedang. kasar banyak; perakaran halus sedikit; batas jelas rata

2Bw4

-

91

-

1.14 c m ; coklat (10YR4M) iembab; pasir beriempung; sedikii berkerikil; masif; teguh ({trmbab). pori-pori halus, sedikit; perakaran halus sedikit; batas jelas rata

2-5

-

114

-

1 31 cm; coklat (10YR4/3) lembab; pasir berlempung; stmktur gumpal membulat halus lemah; gembur (lembab), tidak lekat, t i i a k plastis (basah); pori-pori halus, sedikii; perakarian halus sedikit; batas jelas rata

(30)

2Bw6

--

131

-

140 cm; coklat tua (10YR313) lembab; pasir berlempung; struktur gurnpal membulat halus lemah; gembur (lembab). agak keras, tidak lekat. tidak plastis (basah); pori-pol? halus. sedikit; perakaran halus sedikit; batas jelas rata

2Bsdrnb

--

1 4 C l

-

152 cm; coklat tua (10YR313) lembab; pasir berlempung; karatan Fe

(10YR518). baur, kecil, sedikit; stmktur masif, sangat keras (lembab), pori-pori halus, sedikit; perakaran halus sangat sedikit; batas jelas rata

2Bwb

--

152

-

163 cm; kelabu sangat tua (10YR3/1) lembab; pasir berlempung; stnrktur gumpal membulat halus lemah; gembur (lembab). tidak lekat, tidak plastis (basah); pori- pori halus, sedang, cukup; perakaran halus sangat sedikit; batas jetas rata

3C'l

--

163

-

181 cm; kelabu tua (10YR411) lembab; pasir {kasar); agak berkerikil; tidak berstmlrtur (lepas); gembur (lembab). tidak lekat. tidak plastis (basah); pori-pori halus. sedikit; perakaran halus sedikit; batae jelas rata

4C2

-

181

-

(i210) cm; kelabu tua (10YR4/1) lembab; pasir (halus); agak berkerikil; tidak berstmlrtur (lepas); gembur (lembab). tidak lekat. tidak plastis (basah); pori-pori halus. sedikii; perakaran tidak ada.

(31)

LAMPIRAN

1:).

(Lanjutan)

PEDON : YG-2

DAERAH : Yogy,akarta

LOKASl : 25 mc?ter ke arah barat dari peltigaan jalan Kaliwanglu dan Kaliwanglu-Pakem, Desa Harjobinangun, Kec. Pakern. Kab. Sleman, kurang-Iebih 7O40'48" LS dan 110 24' 1 2

BT

- .

F1SIOGRAFt : Caerah depresi dari Lereng bawah volkan KARAKTERlSTlK LERENG : Teras (sawah)

EtEVASl : 340

In.

dm1

CURAH HUJAN : 1806 mmltahun (Ngemplak); 4 bufan kering dan 5 bulan basah KEDALAMAN MUKA AIR TANAH : 150 cm

DRAINASE : Te~hambat

PERMEABILITAS : Lambat

PENGGUNAAN LAHAN : Sawah 3x Padi

IRlGASl : Sedeihana

KLASlFlKASl : Typic Epiaquept. berlempung kasar, campuran, aktif. tidak masam, isohiperterrnik

HORISON PENCIRI : Okrik

-

Kambik

PENGAMBILAN CONTOH TANGGAL: 29 OktOber 1997

Ap

-

0

-

16 cni; Coklat tua (10YR3/3) lembab; lempung berpasir; karatan besi. coklat kuat (7.5YR416:1 jelas, cukup, sedang; stnlktur gumpal membulat sedang halus: gembur (lembab). agak lekat. agak plastis (basah); pori-pori halus, sedang, kasar cukup; perakaran halus, sed;ang banyak; batas jelas rata

Ad

-

16

-

22 Cni; coklat sangat tua kekelabuan (10YR3/2) lembab; pasir berlempung; karatan besi coklilt kuat (7.5YR4/6) jelas, sedang. banyak. karatan Mn hitam (10 YR2/1) jelas. halus, sedikit; stmktur gumpal membulat halus lemah; agak teguh (lembab). agak lekat tidak plastis (basah); pori-pori halus, sedikit; perakaran tidak ada; batas jelas rata

BA

--

22

-

34 cni; coklat sangat tua kekelabuan (10YR312) lembab; pasir berlempung, karatan besi coktat kuat (7.5YR5/6), jelas, halus, sedikit. karatan Mn hitarn (10YR2/1). jelas, halus. sedikit; struktur gumpal membulat halus lemah; agak teguh (lembab), agak lekat tidak plastis (basah); pori-pori halus;sedang, kasar cukup; perakaran tidak ada; batas jelas rata batas jelas rata

Bw

-

34

-

69 WI; kelabu sangat tua (-lOYR3/1) lembab; lempung berpasir; karatan besi coklat kuat (7.5YR4B) jelas. halus, cukup; struktur gumpal membulat sedang-cukup; gembur (lernbab). iagak lekat tidak plastis (basah); pori-pori halus, sedang, Icasar cukup; perakaran tidak ada; batas jelas rata

B g l

-

69

-

110 cm; kelabu sangat tua (1 0YR3/1) lembab; pasir berlempung; karatan besi coklat kuat (7.5YR5/6), jelas, sedikii. halus; ~ t ~ k t u r gumpal membutat sedang-lemah; gembur (lembab), ltidak lekat, tidak plastis (basah); pori-pori halus, sedang; perakaran tidak ada; batas jelas rata.

Bg2 -110

-

145 cm; kelabu sangat tua (10YR311) lembab; pasir berlempung; s t ~ k t u r gumpal membulat sedang-lemah; gembur (lembab). tidak lekat, tidak plastis (basah); pori-pori halus, sedilng; perakaran tidak ada; batas jelas rata.

2Cg3

-

s145

cm

:

kelabu sangat tua (10YR3/t) lembab; pasir; tidak berstruktur (butir tunggai). pori halus, sedang kasar cukup.

(32)

222

LAM~IRAN

L

3. (Lmjutm)

PEDON : YG-:)

DAERAH : Yojlyakarta

LOKASl : 20CI rn arah selatan perernpatan yang rnengubungkan jalan lingkar utara dengan ibukotil Kecamatan Gamping, Dukuh Trini. Desa Trihanggo. Kec. Garnping, Kab. Slernan, kurang-lebih 7044'58" LS dan 11 0 20' 46" BT

FtSlOGRAFl : Dataran volkan

KARAKTERIS'TIK LERENG : Teras (sawah) ELEVASI : 14CI rn. drnl

CURAH HUJAN : 2097 rnrnnahun (LJGM); .5. bulan kering dan .5. bulan basah

KEDALAMAN MUKA AIR TANAH :

-

crn

ORAINASE : Sangat larnbat PERMEABILITAS : Larnbat

PENGGUNAAIV LAHAN : Sawah 2x Padi IRlGASl : Sederhana

BAHAN INDUP: : Bahan volkan dari Gunung Merapi

KLASlFlKASl Fragic Epiaquept. berlernpung kasar, carnpuran, aktif, tidak masam. isohipertermik

HORISON PEIKXRI : Okrik

-

Kambik

PENGAMBILAN CONTOH TANGGAL: 19 Desember 1997

Ap

-

0

--

12 crn; Coklat sangat tua kekelabuan (10YR312) lembab; lempung berpasir; karatan besi. coklat (7.5YR414) nyata. sedikit, kecil; struktur butir. sedang, cukup; gernbur (lernbab), agak lekat. agak plastis (basah); pori-pori halus dan sedang, banyak, kasar sedikii; akar halus banyak, sedang biasa; batas nyata rata

f3d

-

12

-

32 cm; coklat tua (10YR313) lernbab; lernpung berpasir; karatan besi coklat tua kernerahan (5YR3/4) nyata, kecil, biasa; struktur gumpal rnernbulat sedang-cukup; agak teguh

-

leguh (lernbab), agak lekat tidak plastis (basah); pori-pori halus, sedang. kasar, sediki; perakaran halus sedikit; batas jelas rata

B w l

-

32

-

45 cm; coklat sangat tua kekelabuan (10YR3/2) lembab; lernpung berpasir, karatan besi coklat tua kernerahan (5YR314). jelas, kasar, banyak; struMur gumpal mernbutat. Sedan9 ~:ukup; agak teguh (lembab). agak lekat tidak plastis (basah); pori-pori halus. sedang, Icasar sediki akar halus sedikii; batas jelas rata

2Bw2

--

45

-

5 4 cm; coklat tua kekelabuan (10YR4/2) lembab; lempung berpasir; karatan besi coklat tua kernerahan (5YR3/3) nyata. kasar, sediki; struktur gumpal rnernbulat halus- lernah; gembur (lembab), tidak lekat t i i a k plastis (basah); pod-pori halus biasa. sedang, kasar cukup; perakaran tidak ada; batas jelas rata

2Bsdrnb

-

54

-

75 c m ; coklat tua <lOYR4/3) lernbab; lempung berpasir; karatan mangan coklat sangat tcla (10YR2/2). nyata. banyak, sedang; struktur gumpal rnernbulat halussedang lernah; sangat teguh (lembab). tidak lekat, t i i a k plastis (basah); pori-pori halus, sedang. kasar setlikit; perakaran tidak ada; batas jelas rata.

2 M l -75

-

100 crn; coklat tua kekuningan (10YR3/4) lembab; lernpung liat berpasir; karatan mangan coklat sangat tua (tOYR212). jelas.biasa, kasar; S t ~ M u r gumpal membulat sedang-Iemah; agak-teguh (lembab). t i i a k lekat. tidak plastis (basah); pori-pori halus. sedang biasa, kasar banyak; perakaran tidak ada; batas jelas rata.

2Bwb2

-

100

-

128 cm; coklat sangat tua kekelabuan (10YR3E) lernbab; lempung; karatan

mangan hitam (5YR2.5/1), baur, biasa, kasar; stmktur gumpal bersudut, sedang cukup. agak teguh, agak lekat agak plastis pori halus seikii, sedang kasar biasa; batas jetas rata 2 M 3

-

128

-

(210) cm; coklat tua kekuningan (10YR3/4) lembab; lernpung berpasir; karatan

mangan hitam (5YR2.511). baur biasa kasar; struMur gumpal rnernbulat, sedang cukup. agak t e g ~ ~ h . agak lekat agak plastis; pori hatus sedikit, sedang kasar biasa

(33)

LAMPIRAN

13. (~anjutanj

PEDON : YG-4 DAERAH : Yoglyakarta

LOKASI : 50 N I arah utara timur laut pertigaan jalan Ngemplak

-

Dukuh Meces. Desa Umbul- martani. Kec. Ngemplak. Kab. Sleman, kurang-lebih 7O40'36" LS dan 110° 25' 29" BT FISIOGRAFI : Lereng bawah volkan

KARAKTERISTIK LERENG : Teras (sawah) ELEVASf : 375 m. dml

CURAH HUJAhl : 2820 mmnahun (Pakern); 3 bulan kering dan 6 butan basah

KEDALAMAN klUKA AIR TANAH :

--

cm

DRAINASE : Limbat

PERMEABILITAS : Agak Lambat

PENGGUNAAN LAHAN : Sawah. 1 kali padi IRlGASl : Sedesrhana

KUSlFlKASl : Aeric Epiaquept, berlempung kasar di atas skeletal berpasir, campuran, superaktif, tidak masam, isohipertermik

HORlSON PENClRl : Okrik

-

Kambik

PENGAMBllAhl CONTOH TANGGAL: 20 Desember 1997

A p l

--

0

--

14, cm; wklat sangat tua (10YR212) lembab; kelabu rnuda (10YR712) kering; lempung Iberpasir; struktur butir sedang cukup; gembur (lembab), agak lekat, agak plastis (basah); (~ori-pori halus. sedang. kasar banyak; perakaran halus. sedang banyak; batas jelas rata

Ap2

--

14

-

20 tm; wklat sangat fua kekelabuan (10YR312) lembab; lempung berpasir, karatan besi wklat (7.5YR414) baur, kecil, sedikit; stmktur gumpal rnembulat sedang cukup; gembur (lembab). agak tekat agak plastis (basah); pori-pori halus, sedang kasar banyak; perakaran halus sedikii; batas jelas rata

Bsdm

-

20

-

:31 cm; wklat tua (10YR313) lembab; lempung berpasir, karatan besi wklat (7.5YR4/4), nyata, sedang. banyak; struktur gumpal rnembulat halus lemah; teguh (lembab). tidak lekat tidak plastis (basah); pori-pori haius. sedang, kasar sedikii; perakaran tidak ada; batas jelas rata

B w l

-

31

-

43 cm; coklat kelabu sangat tua (lOYR3/2) lembab; lempung berpasir; karatan besi wklat tua kemerahan (5YR312) jelas, kasar. banyak; ~ t ~ k t u r gumpal membulat sedang- lemah; agfak teguh (lembab), tidak lekat tidak plastis (basah); pori-pori halus, sedang, kasar biasa; perakaran tidak ada; batas jelas rata

2C1

-

43

-

90 cm; w k l a i tua (10YR313) lembab; pasir berlempung; berkerikil 80% ukuran 2

-

4 cm; karatran mangan coklat tua kemerahan (5YR3/2). baur. biasa. sedang; butir tunggal; sangat t q l u h (lembab). t i i a k lekat, tidak plastis (basah); pori-pori halus, sedang kasar, sedikit; perakafan tidak ada; batas jetas rata.

2C2 -90

-

114 cm; coklat tua (10YR3/3) lembab; pasir berlempung berkerikil 90% ukuran 6-8 cm; karatan rnangan coMat tua kemerahan (5YR312). baur, biasa. sedang; struktur

gumpal membulat halus-lemah; teguh (lernbab), t i i a k lekat, t i i a k plastis (basah); pori-pod halus, sedang sedikit; perakaran tidak ada; batas jelas rata.

3C3

-

114

-

(17'5) c m ; coklat sangat tua kekelabuan (10YR312) lembab; pasir berlernpung; berkerikil 10% ukuran 3

-

5 mm; karatan mangan coklat tua kemerahan (5YR3/2), baur. biasa, sedang; tidak berstruktur (butir tunggal), pori halus, sedang kasar biasa.

(34)

LAMPIRAN 1 3 .

(Lanjutan)

PEDON : YG-5

DAERAH : Yoglrakarta

LOKASl : 100 rn arah utara perernpatan yang mengubungkan jalan Belong

-

Gondang dan Jetis s u ~ h - Kadilobo. Dukuh Jetissu~h. Desa Donohajo. Kec. Ngagfik. Kab. Sleman; kurang-lebih 7O40'27" LS dan 1 10° 22' 44" BT

FlSlOGRAFl : I-ereng bawah volkan KARAKTERtSTlK LERENG : Teras (sawah) ELEVASI : 340 rn. dm1

CURAH HUJAN : 3192 mmltahun

Vuri

); 2 bulan kering dan 8 butan basah KEDALAMAN NIUKA AIR TANAH : 11 5 cm

DRAINASE : Lirmbat

PERMEABiLITAS : Agak Lambat

PENGGUNAAN LAHAN : Sawah, 1 kali padi IRIGASI : Sederhana

KLASIFIKASI : Fragic Epiaquept, berlempung kasar, campuran. superaktif. tidak-masam.

isnhimrfennik

.

- -

. . .

-

.

- -

. . .

HORISON PEN'CIRI : Okrik- Karnbik

PENGAMBtLAhl CONTOH TANGGAL: 21 Desernber 1997

Apl

--

0

--

12 c:m; coklat sangat tua

-

kekelabuan (10YR312) lembab; lempung; struktur butir sedang CLI~UP; gembur (iembab), agak lekat. agak plastis (basah); pori-pori halus. sedang. kasar banyak; perakaran halus banyak. sedang biasa; batas baur rata

Ap2

--

12

-

27 cm; coklat sangat tua kekelabuan (lOYR312) lembab; lempung; karatan besi

merah-tua~ (2.5YR316) baur. sedang, biasa; struktur gumpal beffiudut sedang cukup; gembur (lembab). agak lekat agak plastis (basah); pori-pori halus, sedang banyak, kasar biasa; perakaran halus banyak; batas jelas rata

Bsdm

-

27

-

40 crn; cokiat sangat tua kekelabuan (10YR312) lembab; lempung berpasir; karatan besi merah-tua (2.5YR316). nyata, kasar, biasa; struktur gumpal bersudut sednag lemah; teguh (lernbab), agak lekat tidak plastis (basah); pori-pori halus, sedang. kasar sedikii; perakaran halus sedikit; batas jelas rata

Bwl

-

40.- 54 cm; coklat tua (10YR3/3) lembab; pasir berlempung; karatan besi merah kekuningan (5YR4I6) baur, kecil, sedikit; struktur gumpal membulat sedang-lemah

-

cukup; gembur (lembab). agak lekat tidak ptastis (basah); pori-pori halus, sedang, kasar biasa; perakaran tidak ada; batas baur rata

Bw2

-

54

-

70 cm; coklat sangat tua kekelabuan (10YR3/2) lembab; lempung; karatan besi merah kekuningan (5YR4/0), nyata, kasar, biasa; gumpal-membulat sedang cukup; gernbur (Iembab), agak lekat. tidak plastis (basah); pori-pori halus, sedang banyak, kasar biasa; pecnkaran tidak ada; batas nyata berombak

2Bsdmb -70

-

98 cm; coklat tua (10YR3/3) lembab; lempung berpasir; karatan besi merah kekuningan (5YR4/0), nyata. kasar, banyak; struktur gumpal rnembutat sedang-lemah; agak tegu~h (lembab), tidak lekat. tidak plastis (basah); pori-pori halus. sedang. kasar sedikit; perakaran tidak ada; batas nyata rata

2C1

--

96

-

118 cm ; coklat tua (lOYR313) lernbab; pasir berlernpung; berkerikil 10

-

15% ukuran 3

-

5 mm dan 3 cm; karatan mangan merah kotor (2.5YR312). jetas. banyak, kasar; struktur gt~mpal membulat sedang lemah-cukup; pori halus, sedang banyak, perakaran tidak ada; batas baur rata

2C2

--

118

-

155 cm ; coklat tua (10YR313) lembab; pasir berlempung; berkerikil 25% ukuran 2 cm; karat.an mangan merah kotor (2.5YR3/2), jelas, banyak, kasar; s t ~ k t u r gumpal membulat sedang lemah-cukup; pori halus, sedang banyak. perakaran tidak ada; batas jelas rata

.-35C

-

155

-

(1i30) cm ; coklat sangat tua kekelabuan (1OYR312) lembab; lempung berliat; struktur g~lmpal membulat sedang lemah-cukup; pori halus, sedang biasa, perakaran tidak ada.

(35)

225

LAMPIRAN

'1 3. (Lanjutan)

PEDON : YG-6

DAERAH : Yogyakarta

LOKASI : 50 m arah selatan tikungan tajam jalan Bafong

-

Gondang, Dukuh Ngepas Lor, Desa Donohi~rjo. Kec. Ngaglik, Kab. Sleman. kurang-lebih 7O40.35" LS dan 110 22' 3 0 BT FlSlOGRAFl : Lereng bawah volkan

KARAKTERISl'IK LERENG : Teras (sawah) ELEVASI : 315 rn. dml

CURAH HUJAPl: 3192 rnmahun (Tun); 2 bulan kering dan 8 bulan basah

KEDALAMAN lllUKA AIR TANAH : 72 cm

DRAINASE : Lambat PERMEAB~LITI~S r Lambat

PENGGUNAAbl LAHAN : Sawah, 3 kali padi IRlGASl : Sed~trhana

KLASlFlKASl Aeric Epiaquept, berlempung kasar, campuran. superaktif, tidak rnasam. isohiperterrnik.

HORISON PEhlClRl : Okrik

-

Kambik

PENGAMBILAPJ CONTOH TANGGAL: 23 Desernber 1997

A p l

--

0

-

15 cm; coklat sangat tua kekelabuan (10YR312) lembab; Iernpung berpasir; karatan besi merarh tua (2.5YR316). jelas, kecil, sedikii; s t ~ M u r gumpal membulat sedang wkup; gembur (llembab), agak lekat, agak plastis (basah); pan-pori halus, sedang, kasar banyak; perakaran halus sedang banyak. batas baur rata

Ap2

--

15

-

25 Icm; coklat sangat tua kekelabuan (10YR3/2) lembab; ternpung berpasir; karatan besi melah-tua (2.5YR3/6) jelas, kecil. biasa; stmktur gurnpal mernbulat sedang cukup; gembur (llembab). agak lekat agak plastis (basah); pori-pori halus, banyak, sedang, kasar sedikit; pc!rakaran halus sedang banyak; batas jelas rata

Bd

-

25

-

44 cni; coklat sangat tua (10YR212) lembab; lernpung berpasir; karatan besi merah-tua (2.5YR3fii). nyata. sedang, biasa; struktur gumpal bersudut sedang wkup; agak teguh (lembab). agak lekat agak plastis (basah); pori-pori halus. sedang, kasar sedikit; perakaran halus sedikit; batas nyata rata

2Bxlmb

-

44

-

55 cm; coklat sangat tua kekelabuan (10YR3/2) lembab; lempung berpasir;

karatan tesi rnerah tua (2.5YR3B) nyata, sedang, banyak; struktur gurnpal rnembulat sedang-h.alus, lemah; teguh (lembab), t i i a k lekat tidak plastis (basah); pori-pori halus. sedang, kasar sediki; perakaran tidak ada; batas baur rata

2Bwbl

-

55

-

67 crn; coklat sangat tua (lOYR2/2) lernbab; lempung berpasir, sangat berkerikil (30%0 diiirneter 4 mrn; karatan mangan merah kotor (2.5YR3/2), jelas. sedang. banyak; gurnpal-nbembulat halus wkup; agak teguh (lembab). t i i a k lekat, t i i a k plastis (basah); pori-pori tbalus, sedang sedikii; perakaran tidak ada; batas nyata berornbak

2Bwb2 - 4 7

-

77 cm; coklat tua (10YR313) lernbab; pasir berlempung; karatan mangan rnerah kotor (2.5YR312). nyata, kasar, banyak; struktur gumpal rnembulat sedang-lemah; teguh (lembab), tidak lekat, tidak plastis (basah); pori-pori halus, sedang. sedikii; perakaran t i i a k ada; batas jefas berornbak

2BC

-

77

-

(165) cm; coklat tua (7.5YR3/4) lembab; pasir berlempung; arnat sangat berbatu (60%) ukuran 25

cm;

karatan mangan coklat tua kemerahan (5YR313). baur, banyak, kasar; strukfur gumpal rnernbulat sedang lemah; pori halus sedikit, sedang biasa. perakararl tidak ada