NGHlfiN C&UWQirSO BEEN PHAP KY THUAT TRONG

WrCHllMOAHOC.lllIfawCBtfaQCBtetGBP'C-SdM. 2016

NGHlfiN C&UWQirSO BEEN PHAP KY THUAT TRONG

CAY C I G A I LEO TAJ THANH HOA

A i ^ t n r S i n ' , P k ^ Ikj L:^,-bin TU Mid'

^My cdgai bo (Solanumpracmbens Lour Solanaceae) cd ngudn gic trong nudc Cic nkiUuxi hgc da nghien du va cdng nhgn day U ciy thudc ci tdc dung gidi doc eu» l^rMthm nay. M/c Hfu da fliiia xdy dung quy trinh tring ci gai lea cho

»<m'Ka tiVc m cao. Nghifn ami da ching minh cay cithi tring ti hom cinh. Hom

^ gi^phit trien thudn Igi d nhiet dg 25 - 2^Cphu hgp vdi thdng S - 10 vi Iring mng 10 -I2dumaeu kien khi hgu cia dia phmmg. Khoing cdch trdng Id 40x50cm (mm di 50.000 cdy/ha). lugng phdn hin thlch hgp li 20 ldn phdn chuing + 200kg N + lSmgP,Os+ ipSig KrO. Cdy tring phdl triin tit vi cd thi thu hogch sau 6 Ihdng trStl^ card the du> thu hogch 2 - 3 lua cdt/ndm.

titlM*: a gai leo. gidi dfc gan, Iring tu hom cinh . - l . H i T V A N D E

if}' **•*" '"^ (Solanan procumbens Lour Solanaceae) Ii mftt ttong nhung eiy ,#S<:c6 t n B * M h i a ydn chiia ngd doc ruou tit tdt. chfla lin cin. dan nhftc x ^

II1M.P1. NWdu cdng tttah nghien cftu chung mmh ci gai leo cd tic dung giii dOe gan.

< * ^ v A n t6t nhit hien nay [3], [6, tt.I52-I55]. [7], (8]. Sin phim thuflc h> ei gai leo eMl« v i t a vi uc che sw phit ttidn cfta xo gan nhu diudc Hama 1. Hama 2. giii ddc gan Nam Dino, giii ddc gan Hoing Lita Son....

H i ^ Mflr nhu ciu sft dpig dugc Hen ca gai leo de sin unit thudc li lit lftn, cic cdng

«(sin m i t Ihinc nhu cdng ty TNHH Tu? Lmh, cong ty Duoc Vit ttl y td Thanh Hoi, cong ly a U K TrapJiaco, cdng ty sin xuit thuftc Y hoc cd ttuyin Bi Giing... dang cft nhu ciu ve . ^ * " B«" Mng ch»e tin mdi nam Trong khi ngudn dmrc heu ci gai leo Iam nguyta Ueu

! ,i*nitettni6c khong dip ftng dft dang li vin dj cin quan tam. Hita nay Bd y td dang tertngjfti yi$c my dnng cic vung ttdng cay duoc lita cft nang suit eao. chit lucmg tdt dd B l ^ c ^ ngudn duflc Hta sin xuit thudc tai chft. Vin di dit la li ein phii nghita cftu ftllSn h o i c ^ c i gai leo tft cay hoang dai ttft thinh cay ttdng chuyta canh, nghita cftu xay

^ qny tttoh kJ thuit ttdng ci gai leo dat nang suit, chit luong cao. Tu dft phit ttiin sin M t mft rgng di#n tich ttflng dieo ving chuyen canh. mang dnh hing hda. Trta co sft dd . ^ tfai l^hita cftn dngc Uta Bic Trang Bp thuc hita dl tai: Nghien ciu mgt si bifn

^i^ky Ihudl trang ca gm lea dgl ndng suit, chil lugng dugc liiu cao tai Thanh Hoa tao n^tyfn lifu sdn xtm Auoc.

' ni^l^N^ilblciudKKrtfuBScTrunsBd-rioiDuvclim -'Gid,g,S,aoaN6ng-LSm-Ngunghi^. uudng Bgi hgc Hdng Due

TA.P CHi KHQ.\ HQC. TRUOTVG DAI HQC HONG DLrc - S 6 30. 2016

2. VAT LIEU. NOI DUNG VA PHU'ONG PHAP NGHIEN CUtJ

Cay ca gai leo thu ngoai tu nhien tai xa Quang Long, huyen Quang Xucrng, tinh Thanh Hoa.

Dgc diem thuc sinh hgc cdy cd gai leo

Cay ca gai leo la cay nho song nhieu nam, dai khoang lm hay hon. Than hoa g6 a goe, nhan, phan canh nhieu. canh non nhieu toa rpng, phii nhieu long hinh sao va co rk nhieu gai nhgn, cong mau vang (gai cong theo chieu quam xuong duoi). La mpc so le hinh bau due hay thuon, mat tren sam, mat duai nhat phu day long to mau trdng, hai mat diu co gai a gan chinh nhat la mat tren; cuong la cung co gai. Hoa b6n canh mau trSug hoac phot tim, qua mong, hinh cau nhSn, co cuong dai hai mat diu co gai a gSn chinh nh§t la m|t tren; cuong la ciing co gai.

Cay ca gai leo la cay ua am, ua sang va co thi hoi chiu bong, thucmg moc tap trung nhiiu ca thi. lln trong cac bui cay trong lang, bai hoang. Cay mpc a chS co nhieu anh sang, sinh trumig phat trien t6t, ra hoa qua nhiiu. Ca gai leo co thi tai sinli bang hat, hok tir phan canh, va goe con lai sau khi chat canh di. Ngu6n g6c Ca gai leo cr Viet Nam ciJng tuong doi phong phu. Cac tinh ven bien miin Trung tir Thanh Hoa tra vao m6i nam co thi khai thac vai chuc tSn nguyen lieu lam thudc [9, tr.293-296]

2.2. Npi dung nghi£n cmi

Nghien cuu anh huong ciia thoi vy giam canh - thai vu tr6ng din sinh truong phdt trien va nang suit duac lieu Ca gai leo.

Nghien cim anh hucmg ciia khoang each trdng dgn sinh tnrang phat tnin va nang suat dup'c heu Ca gai leo.

Nghien cim anh huong ciia phan bon din sinh tru6ng phat triin va nang suit dupc lieuCa gai leo.

2.3. Phu-tmg phap thi nghiem

^23 1. Bd tri cdc thi nghiem theo phucrng phdp thi nghiem ngodi ddng rudng khdi ngau nhien hodn chmh (RCB). mdt nhdn td. mdi cdng thiec nhdc lai 3 ldn [5]

Thi nghiem 1 Nghien ciru anh huang ciia thai vu giam canh - thoi vu tr6ng sinh tnrong phat tnen va den nang suat cay ca gai leo.

TV I • Giam canh 9/8 tr6ng thang 10/2011 TV2' Giam canh 9/9 tr6ng thang 11/2011 TV3: Giam canh 9/10 tr6ng thang 12/2011

Tieu chuan chpn cay me va canh lam gi6ng

Chon cay me smh truong phat trien t6t. khong sau benh, co tir 6 thang tu6i.

TV4: Giam canh 9/1 trong thang 3/2012 TVS: Giam canh 9/2 tr6ng thang 4/2012 TV6: Giam canh 9/3 tr6ng thang 5/2012

- 'f^:tmiemAm)e:Tmri»iG»iimcBteiGB(rc-s63o.2in6

j ilfnh, duftng b n h canh ft 0.3 - 0,4cm, eft . a la. Canh khflig bi giy hoac dap nat S « , ? " ^ ? " * * ? " ^ ' " ^ " " ^ * • " ' * ™ ' " ' ^ ' ^ S - ' ^ ' ^ S n dii doan hom hi . . 1 8 - 2 0 , ^ t a l | a o ^ a i t ^ ^ ^ 3 . ^ ^ , _ , _ ^ ^ _ ^ _ ^ ^ j ^ . _ ^ ^ ^ . ^ ^ ^ ^ ^ ^^^

^ ^ ^ ^ tttftnghom vio chjn ntioo cho ttioi. vftt m dfl rio nuft^ sau do nhftng nBiy,*,flm&kIchlhidhwi«5-10phftttittftckhigiam.

"''i^dhudn cdy giing ti hom chth xuit vudn tring

< ^ ^ ^ ' = ? f t " l > 4 t I n i i m c h a i m 4 i t t f t l t a , c 6 b a i a x a n h m « o L

" X S t " " f °'"**'"-2'^>'**«'**°^'='>«<i»10',3-0,4cm

. - J ^ > ^ » ? ° 8 ^ ' n * n g p h a t t t i & i t d t , c o b d r l k h o e , k h a n g b i s i u b t a h TS«I c ^ giflng ttta 60 ngiy ttifli Ii cd thfl xuit vuftn

« ^ . ^ ^ ^ ' * * * * " - ° ' ™ ' ^ * * = » ^ ' ^ 3 I J n . D i t a t i c h 6 t h i n ^ t a . 2 6 m = m^^W.T " ^ ' ^ ' ^"^ ' " ' ' " * " " ^ *«on^l50kg N+lOOkg m h i T ^ ^ l ' ^ ^ ^ Cliu inh huftng cia khoing cich ttdng din smh ttuftng phit tota^ningsnitdmieUtaCigaileo. u"B pnai

CTI: Khoing eich 40 X 50 cm (Jr2: Khoing eich 50 x 50 cm CT3: Khoing cich 60 X 50 cm

WnlJlitai g&n 3 cflng thftc, m§i cflng thftc nhic Iai 3 lin. Dita tich fl thl nghiflm 8m^

i.,-4, " Z ^ H ' ^ ^ ^ cftn inh huftng cua chi dfl bdn phan din smh ttuftng phit totovaaSngsnitdttocliluCigaileo. ""B pn«i

CTI: I00kgN+50kgP2O5+75kgK;O

; en-. lSOkgN+ 100kgPjOi+ lOOkgKaO fe CT3:200kgN+150kgP2O5+125kgK2O

CT4:2501«N + 200kgPjO3+150kgKjO

» J m i # i f m gSm 4 cflng thftc. m§i eflng thftc nhic Iai 3 lln. Dita 0-ch fl thi nghita. 6m^

^ ^ ^ » ^ ^ " • " " ^ ' ' " ' ™ « " " ^ " ^ 2° ' ^ " " ^ S '=*='• "^"8 50x50cm;

. P l ^ s a u « f t 4 n g c i y b t a e , n h v i n t a e h } t d i t B 6 n t h u c I i m 3 d o f t r t l ^ ^ " ^ ! " " " ' ^ ' " P ' * Itocft vung6c. Chft y tofti nmJe, gift im.

*! ^ ^ ^ i l ^"^^"^ "•^'•e)- B6n50% N + 1/2% KiO, Ti^ndlu, bftn iii

.,..--*«>''*=.•«*•»>«><: lim tan p h l n v i gift im eu,oonrai

• bA.. * * ' j ! f i ^ ? i L ' ' * ° ^ * ' ' ™ ' ' ' ^ " * ' ' ^ ' ' ° ° 2 0 % N + l / 2 % K . O . B d n f l i e o h a c bftn xong tofti mifto, gittAn dio ciy. '

TAP CHI KHO.A HOC. TRUCfNG P^l HQC H6NG DJfC - S6 3Q. 2016 trong thang 3 (TV4) cay sinh truang phat trien kem hon chieu cao cay trung binh 58cm, 6 canhcay Cay sinh truong kem nhat la trong thang 4 (TVS), chieu cao cay dat 41cm. so canh'cay 5 nhanh. Tir thang thu 4 (120 ngay trong) canh ia ciia cac cay dan xen manh vao nhau nen khong do dem theo doi duac cac chi tieu sinh truang ciia cay.

Sau 5.5 - 6 thang canh la chuyen sang mau xanh tham thi co the tien hanh thu hoach cay. Cac chi so chieu cao cay. so canh/cay khi thu hoach a cong thuc TV2 co gia tri lon nhat- chieu cao 144,9cm, s6 canh/cay 9,1 nhanh. Thip nhit la cong thuc TV5, chieu cao trung binJi SOcm. so canh/cay 6 canh.

Nhu vay ca gai leo sinh truong phat trien tot nlrit o thai vu giam canh thang 8, 9 va u-ong \ao thang iO, II.

Bang 3. Anh huoiig cua thoi vu trfing den nang suat ca thl va nang suat thirc thu ca gai Xeo

Ihoi

\ L I

TVI

TV2

T \ ' 3

T \ ' 4

:^.^J L

Lira thu

Nang suat

Tirol

Kho

Tirol

Kho

Tuoi

Kho

Tuoi

Kho

Lira 1

Nang sua ca the (g'ciiy) I 8 6 . 7 ± 9,7 84,7 ± 5,8

209,1 ± 15 101,1 ±

9.9 190.7 ±

11 87,7 ± 7 . 0

158,8 ± 5,4 66.2 ± 5 , 8 Tuai 1

1 5.4 Kho •4S.4 ± 2.4

r-+ —

Nana suat 0 • -

TN,'26m- (kg) 16,9±

3.7 5.3 ± 1,0

17,8 ± 2.7 6.6 ± 1.8

14,8 ± 2.6 5,0 ± 0 , 7

13.8 ± 3.4 4.3 ± 1 , 5

8 , 4 = 1,5

2 , 8 ± I.l Nang

s u i t thuc thu (tin/ha)

2.04

2,54

1,92

1,65

I.OS

0.36 10,7

Lira 2

Ns ca the (g/cay)

I 8 4 . 3 ± 5.9 78,0 ± 4 . 6

1 8 7 . 7 ± 5,6 76,5 ± 4 . 7

1 8 0 , 7 ± 4,4 71,5 ± 4 , 2

1 7 5 , 9 ± 5,6 68,5 ± 3 , 4

I 6 9 , 7 ± 4.7 59,7 ± 4 , 1

Nang suat 6 TN/26m (kg) 15,2 ±

5,6 5,1 ±

2,0 16,5 ±

3,5 5,4 ±

1,9 15,1 ±

2,8 4,5 ±

1,1 13,0 ±

3,3 4,0 ±

1,4 10 ± 3 , 4

3,2 ± 1,3

Nang suat thuc thu (tSn/ha)

1,96

2,08

1,73

1.54

1,23

0,22 7,3

Nang - suat

thuc thu (tin/h/n

am)

4,0

4.62

3,65

3,19

2,31

0,52 8,1

Danh gia

B

A

B

C

D

± ES

0,91

m'CTtKHOAagCTRirftNGBtfH0CH6NGBfC-s6 30.201«

lOTdfli

Ti IS lHOi*hflrtaaB<!rc Hflu 4 cie dflnglhfto cft gii tti dao dflng hi 2,8 - 3,2%.

*4_ J * * ' ? ' ^ ° « '**° " ^ " ^ khi ning smh ttuftng phat ttita cia ciy" khic nhau din dta ning S l * thu hoach cflng Uiic nhaii. Nang suit thuc thu cflng thftc TV2 (trflng thing I I ) dat gia tti n«og.st&1mng bhBi mSi hia cit cao nhit ft 2,08 - 2,54 tinAa, lfta thu 1 M. khie c o ^ nghfa, Ifta fhu 2 sai khic khflng cd i nghia so cflng thftc TVI (tt6ng thing 10) Vi y i khac cft i i ^ a so vfti eflng thftc TV3. TV4, TVS ft dfl tin cay 95% Tflng i<fel|:sirit dat 4,62 tlato/nam, sai khic co J nghia so vfti eic eflng thftc TVI TV3 TV4 TVS, ieSpmftcA.

*fcfe W ^ j f ' t ^ "^^ " " ^"^"^ ^ ^ " ' "^ khic khflng cft ^ n ^ a so vdi cdng A f e TV3 (ttflng thing t2) ft mftc B v i sai khic cft y nghta rS rSt ft dfl tin cay 95% so v « cflng thuc TV4, Vr5 (ttflng thing 3,4). Nang suit ft cdng thftc TV3 (ttflng thing 12) giim T i ^ * ^ ' ^ ' l " ™ ' " ^ * " ^ ^ * ' ^ - l ' t ^ ^ n t a , Tliip nhit ft mftc C Ii ning sufcftc6ngfli4cTV5(tt6ngthing4)d»t2,31tin4a/nSm.

«.A . ^ " ^ ^ *** ^ W"g c4y cd inh huftng rit rfl r«t din nang suit eiy ttdng, thoi vy ttSl« thing H cho nlng suit cao hon cie thfti Vll nghita cftu khac.

3.2. Anh hirtag c i a khoing cich tring din ning suit dir?c U|n c i gal leo 3.2.1. Jnh huing ctia khodng each Iring din suphit triin cua cdy Bing 4. Anh hnftng cna khoing cieh din sv ting tnrftBg chiln cao ciy, si nhinh

CT

,30 ngiy 60 ngiy 90 ngiy Thu hoach

Chiiu cao ciy (x ± Sx) (cm) 50x40cm

23,6 ± 1,0 42,1 ± 1,8 76.7 ±1,4 122,4 ±6,5

50x50cm 24,8 ±1,2 48,9 ± 2,0 77,6 ±3,0 127,8 ±7,1

50x60em 23,6 ± 0,9 48,2 ±1,8 84,6 ±2,2 133,1 ±4,5

S6 einh/ciy (x ± Sx) cinh 50x40cm

2,5 ±0,3 4,2 ±0,5 6,3 ± 0,5 7,2 ±0,2

50x50cm 2,8 ± 0,3 4,6 ±0,4 7,1 ± 0,4 8,2 ±0,4

50x60cm 2,6 ± 0,4 5,2 ±0,5 7,4 ±0,5 8,7 ±0,5 -Qua s6 lita bing 4 cho thay cay phit ttiln manh sau 30 ngay ttflng, sau 90 ngiy , ^ g t ^ c f t a cie ciy dan xen manh vio nhau nta khflng do dim duoc cic chi tita theo ddi. 0 3 khoing cich ttflng khic nhau, su sinh ttuftng phit ttiln cua cay nhu chilu dii ciy t T ^ ^ • * * * ' ^ ' ' " ^ ^ •**"« " ^ 8 kl. Chilu cao ciy, si cinh cuii cftng luc ttmig

^ ^ » I ^f^T^'1' * " '^'•*^'"' '•^ '"^^'^y- CT2 (50x50cm) chilu cao ciy dat 127 Sem^so einh/ciy Ii 8,2 einh/ciy; CT3 (50x60cm) chiiu cao ciy da, I33em, si eanh m s,7 canh/cay.

i i ^ r ' 7 * > r ^ ? " ' ' * ^ * ' * ' ^ ' * ' * " = ^ ° = ^ » * ' ' = * ' ^ ' ^ « " 8 t h f t c l i 5 , 3 - 1 0 , 7 c m ; [s8c4nhcuiicitaggiaacicc6ngth4cdaodOnghil-2cinh/ciy

85

^^M TAP CHi KHOA HQC, TRUONG B^l HQC HONG DUC - SO 30.2016

3.2.2. Anh hu&ng ciia khodng cdch trong den mng sudt duac lieu cd gai leo Bang 5. Anh huwng cua khoang each trong den nSng suat ca the

va nSng suSt thirc thu ca gai leo

CT

50x40 cm

50x50 cm

50x60 cm

Lua thu

Nang suat

Tuoi

Kho

Tuoi

KJlo

Tuoi

Kho LSDo,o5

CV%

Lua 1

Nang suat ca the (g/cay)

184,5 ± 3,8 68,8 ± 2,4

186,8±

6,7 71.5 ±3,9

192,2 ± 8,1 71,9±4,1

Nang suatd TN/15ra^

(kg)

9,9 ± 0,5

3,2 ±0,2

9,0 ± 1,1

2,8 ± 0,2

7,3 ±1,2

2,6 ± 0,4 Nang

suat thuc thu (tin/ha)

2,16

1,93

1,64

0,22 5,8

Lfta 2

Nang suat ca the (g/cay)

181,8 ± 2,8 66,8 ± 2,0

182,2±

4,7 68,3 ± 3,6

186,6±

4,6 67,5 ± 3,0

Nang suatd TN/ 15ra'

(kg)

9,4 ± 0,4

3,0 ±0,1

8,8 ±1,3

2,8 ±0,3

6,6 ± 0,8

2,4 ± 0,2 Nang

suit thuc thu (tin/ha)

2,04

1,84

1,41

0,17 5,1

Nang suit thuc thu (tan/ha /nim)

4,2

3,77

3,05

0,28 3,9

Banh gii

A

B

C

± ES

3,57

Khoang each trong khac nhau ft 3 cong thuc d i n d i n nang s u i t ca t h l khac nhau nhung muc do chenh nhau khong dang k l tu 66,8 - 71,5g/cay. N h u vay mat do ttdng khic nhau dan den nang suit thuc thu ttcn don vi dien tich trflng Co s u sai khac nhau, n i n g suit thuc thu ft khoang each trdng 50x40cm dat gia tri cao n h i t trung binh 2,04 - 2,16 t a n ^ a / l u a cat, tong nang suit dat 4,2 t i n A a / n a m ; k h o i n g each trflng thua hon 50x50cm n i n g sual thuc thu g i i m con t u 1,54 - 1,93 t i n A a / l u a c i t , t i n g nang s u i t dat 3,77 tanAa/nam va ft khoang each thua nhit 50x60cm thl nang s u i t thuc thu chi con 1,41 - 1,64 tanAa/lua cat, tong nang suit dat 3,05 tin/ha/nam.

Tong nang suat thuc thu giira cong thuc C T I (50x40cm) so vfti cdng thuc CT2 (50x50cm), CT3 (50x60cm) sa. khac co y nghia ro ret ft do tin cay 9 5 % , x l p 4 mftc A.

Tong nang suat giiia cong thuc CT2 ( x l p o m u c B) so vfti cdng thuc CT3 ( x l p ft mftc C) sai khac co y nghia ft do tin cay 9 5 % .

Nhu vay cdng thuc CTI trdng ca gai leo ft mat do 50 x 40cm dat nang s u i t duoc lipu cao nhat tu 2,04 - 2.16 linAa/lua thu hoach.

T ^ t a g KHOA B p c ; - H B p e W G B ^ HQC H 6 N G P e ' C - S 6 311.2016

33. Anh hHdag c f l a p ^ n bmi 3^ Haag snStttDgn: 1 ^ c i gai leo 3.3.1. Anh faeS^vSidp^&t ban ^ sujAdt tri^ cua cay

M i « fc Aidi haftig cfe p S t e b f e ^ i fi^ Inifii^ c h i ^ cao cfiy, so nhinh/ciy Cflng Jhftic

Hifti gian tteo dSi SOn^y 60 ngay 90i^ay Hiu hoach

30 ngiy 60 ngiy 90 n ^ Thuhoach

C I I CT2 1 c n CT4

Chiln cao ciy (x ± Sx) (cm) 23,1 ±0,7

39,4 ±1,2 56,9 ±1,4 82,3 ± 1,9

23,9 ±0,8 51,5 ±1,2 74,5 ±1,8 127,3 ±5,5

26,8 ±0,6 53,9 ±6,1 78,1 ±3,6 137,8 ± 13,1 Sfl cinh/cay (x ± Sx) (cinh) 2,7 ±0,3

4,8 ±0,4 6,5 ±0,4 6,9 ±0,5

3,0 ±0,14 5,4 ±0,6 7,6 ±0,4 8,2*0,8

3,1 ±0,14 5 3 ±0,6 7,8 ±1,0 8,4 ±0,6

30,6 ±3,3 58,9 ±2,3 80,0 ±6,5 143,2 ±7,4

3,5 ±0,4 6,0 ±0,6 8,2 ±0,4 8,5±0,7 a i i n cao ciy, sfl canh/ciy ft cic cflng thftc bftn phan khie nhau din phit ttiln manh sau ttflng 30 ngiy. Sau 90 ngay ttflng chilu cao ciy dat ttung bmh ft 56,9cm (CTI: 100kg N + SOkg P2O5 + 75kg K2O) din 80,0cm (CT4: 250kg N + 200kg PiOs + 1501^ K2O) ting t i 333 - 49,4cm, s i einh/ciy dat 6,5 einh/ciy (CTI) din 8,2 cinh/cay (CT4). So sinh khi ntog smh ttnftng phit ttiln cia ciy ft eic cdng thftc bftn phto khac nhau cho thiy ed sft khie nhau rfl rdt. (3 cic cflng Ihftc bon CT3 (200kg N + 150kg P2O5 + 125kg K2O) CT4 (250kg N + 200kg PjOj + 1501« K2O) thl sv phit ttiln cua ciy nhanh hon nhilu dat 78 - 80 em so yfti cflng thftc bftn phto CTI (lOOkg N + 50kg P2O3 + 75kg K2O) dat 56.9cm.

Sau 120 ngiy ttdng cinh la cia eiy dan xen vio nhau nta khflng do dim dufte cic cU tita theo dei Cic chl tita cuii cung chilu cao ciy, s i cinh/cay khi thn hoach ft cflng thftc CT4 (25Dkg N + 200kg P2O5 + 150kg K2O) cd gii ttj cao nhit chiln cao eiy 143,2em; s i cinh 8,5 einh/ciy. Thip nhit Ii cdng fliftc CTI (100kg N + 50kg PjO, + 75kg K2O) chilu cao .;Cty 82Jcm; s6 einh 6,9 einh/ciy.

•^- 3:3.2. Arih hudng cua phdn bdn din ndng suit dirge lifu cd gai leo M n g 7 . A n h hnftng cfta p h t o bftn d i n n a n g s n i t c i t h l v i n i n g s u i t t h v c t h n c i gai leo

• C T bftn

CTI i:fta

dm Nlng

snit Tuoi

Lia 1 NSng suitci Ihl (g/eiy) 112,3 ± 6,7

m n g suitd TN/I5m^

*g) 8,0 ±0,4

Ntog suit tiiuc thu (tin/ha) 1,63

Liia 2 Ntog suitci till (g/cay) 121,3 ± 6,3

Ntog suitfl TN/I5m^

(kg) 7,5 ±0,6

Ntog suit thuc thu (tin/ha) 1,52

Ntog suit th^c tiiu (tin/ha

/nim) 3,15

Dinh gii

C

±ES

0,75

Tt>iP CHi KHOA HQC. TRUCfNG DAI HQC HONC Dl!'C - S 6 30.2016

CT2

CT3

CT4 Kho Tuoi Kho Tuoi Kho TUOI

Kho LSDo,o5

CV%

47,3 ± 3,7 190,7 ±

8,1 87,8 ±

4,6 208,9 ±

9,1 93,1 ±

6,0 213,4 ±

5,1 93,5 ±

3,9 2,5 ±0,1 10,3 ±0,7 3.5 ± 0.5 10,8 ±0,6 3,8 ±0,1 11,3 ±0,6 3,8 ±0,1

2,28

2,45

2,53

0,15 4,6

44,6 ± 2.6 186,8 ±

2,9 65,8 ±

2,7 202,3 ±

3,7 81,5±

2,8 208,3 ±

4,2 84,2 ±

2,8

2,3 ± 0,3 8,0 ± 0,6 2,8 ±0,1 10,5 ±0,7 3,3 ± 0,3 10,8 ±0,5 3,5 ± 0,4

1,85

2,22

2,28 0,31 1

8,6

4,13

4,67

4,81

0,38 4,9

B

A

A

Muc bon phan thap nhat CTI (100kg N ± 50kg PjO, + 75kg K^O), cay sinh traong phat ttien kera canh nhd nta ntog suit ca thl cua cay thip dat 4,2 - 4,7g/cay, ntog suit thuc thu ttta 6 thi nghiem dat ttung Wnh mdi lua cit tu 0,86 - 0,98kg/6m% ntog suit mdi lua cat thap nhat tu 1,52 - 1,63 tinAa, tdng nang suit dat 3,15 tinAa/niim,

_ 6 muc phto bon cao nhit CT4 (250kg N + 200kg PjO, + 150kg K2O), ntog suit ciia moi lua cat dat gia tt, cao nhat tu 2,28 - 2,53 tin/ha, tdng ntog suit dat 4,81 tinAa/ntoi

Tong ntog suat ft CT3 va CT4 cao hon co su chtoh lech sai khac, cft i nghia 4 dg tin cay 95% so vol nang suat ciia CTI va CT2, Tdng nang suit ft CT4 so vfti CT3 c6 muc chtah lech khong dang kl 0,06 - 0,15 tin/ha co nghia CT3 va CT4 sai khac khong CO y nghia 6 do tin cay 95% ciing xlp ft muc A, cong thuc CT2 ft muc B, cong thiic CT3 a muc C.

Nhu vay dl dam bao cho cay ca gai leo sinh ttudng, phat triln tflt dat duoc ntog suit cac, han che ducrc sau benh hai nta bdn phto ft muc CT3: 20 tin P/C + 200kg N + 150kg

"2^5 + 125kg K2O.

4. KET LUAN

kit I n a n l u t u " ™ " ' ' ' ' * '''*° " " " """^ '*^ "' ^'" ' ' ° * ' '^'^"^ " ° » ' '^^« « ' ''' Thfti vu trdng tdt nhit: ttdng thang 11 dat 4,62 tin/ha/nam

Khoang each ttong tot nhit: 50 x 40cm dat 4,2 tinAa/nim

T^JCTJimOA HOC TRDiftNGB^ HOC H6NGB<fC-56M. 2016 T A I LDjU THAM KHAO

[1] VS Van Chi (1997), J & « S . cay tiuic Vift Nam. Nxb. Yhoc, H i Nfli m I'WBTitaDBng,«if|iAristo.*0,Nxb.N6ngnghidp HaNfli

[3] ^mb>™MinbKhm,NghienciulhuictiCdgaileoldmthuicchingviimvaic che suphdt triin da xa gan, de lii cip nhi nuftc KHCN 11- 05

W BfTitLoi(I997).(a,lWc,«„-,fc,dcWaAta,,Nxb.Khoahockythuit,HiNdi

^ ^ ™ ° * ^ " * ' ^ ' '"'^^"'^ "" "^'"^ '^S rudng, Nxb. Nflng nghiep,

ra N ^ f e Thi Bfch Thn, Nguyta Mmh Khai, Pham Kin Doan, Doto Thi Nhn (2000) 'Vir*^<^'ac<%„g«;ocd^aifeo»-enco;agc„ase,TapchlDuoelieu.' S r ? n „ ^ f ,";"•.'!*"'*•' ™ " ^ ^ "^ ^ ° ^ ^ ' ^ ^"^ Kim Mto, Doto n i Mm (2001), Buac dau nghien du tdc dgng ic chi dad giaa lea dii vdi gen gay ang (An-caa vims, Tap cU Dujc lifu, 6(4)

tS] Nguyin Thi Bfch Thu (2002), ArgA,|„ da cdy Cd gai leo ldm Ihuic ching viem gan va ac ete xo-gan, Luto to Tifln si dugc hoe

-'' ^l^^^t.^T'^- "^ '*"^ "" * " * " * ' ^ ' ' - ' ^ * ' ' ^ " - . Nxb. Khoa hpc 1^ thujt. H i NOi, Tap 1.

K£S£ARCH OF TECHNICAL MEASUKES FOR CULTIVATION SOLANUM PROCUMBENS LOUR IN THANH HOA

Hoang Thi San, Pbam Thi Ly, Trm Thi Mai

''" ABSTRACT li

" ,h. u ' ^ " ' " T '""^'^'^ I ^ " " " indigenous ta Vietnam. It has been recognized as V ^ , - •^^•^•'""^'••"'f'"- *'°^fc<'«»« W . The aim afthis study is to develop Ihe

^ c^atum pralacals for high yield Solanum procumbers. The research has showed that tt can growfrom plant cuttings. The cuttings develop favourably al 25 - 2S'C In ' T l ' "^'f^' """^ ^""^ " " " ' " """^^ - September months under the local ,; ^iwaftc amdtltan. The best planting distance is 40x50cm (50.000 planl/ha) the

atmrnm affertillrer is 20 tans af manure + 200kgN + 150kg P,0, + /25tg K2O The plants devdopwell and can be harvested far Ihe first time about 6 months after planting. The plants can be harvested 2-3 times a year.

, ^ Keywords: Solamm procumbens Lour, deloxlcating liver, growfrom plant cuttings.

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