THONG TIN KHOA HOC VA CONG NGHE BAC KAN
CAC LOAl THU'C VAT CHU YEU TJNH BAC KAN QUA KET QUA DIEU TRA
NCS. Ths. Hoang Thi Thuy Ming - Trudng Cao ding Cgng dong Bic K^n
B
dng each thdng qua eac hogt ddng trong Nam Quoc t l v l RCrng 2011 tgi cae qudc gia tren t h i gidi va viec lua chqn chu d l Ngay Mdi trudng t h i gidi 5/6/2011 "RCrng: Gia tri cupc song tu' thien nhien" (Forests: Nature at Your Service), Lien hop quoc muon dgt duac mye tieu la mat dp che phu rung tren todn d u se gia tang dang k l thdng qua vide quan ly rCrng b i n vu'ng, bao gom bao ve, phyc hdi trdng rCrng vd tdi trdng ru'ng, cung vdi nhCrng n l lye khdng ngu'ng trong vide ngdn chdn ngn suy thodi ru'ng, dong thdi lam giam nhCrng SLPC dp mgnh me cua tdc dpng kinh t l , xd hpi vd mdi trudng Idn tdi nguyen ru'ng b l n g each cal thien sinh ke cua nhCrng ngudi ddn song phy thupc vdo rCrng.Ngdy nay r l t nhilu noi tren t h i gidi, d Vidt Nam ndi chung vd tfnh B l e Kan ndi rieng con ngudi da khdng bao ve duac rCrng, chat phd bCra bai Idm cho tdi nguyen rung ngdy cdng bj kgn kidt, nhilu noi khdng edn cd t h i tdi sinh, d I t bj thodi hoa, nude mua tgo thanh nhCrng ddng 10, rCra trdi cdc c h i t dinh dudng.
gay nggp lut lam thiet hgi tai san va tinh mang con ngudi. D l t h i y dupc vai trd cua rCrng ma thdnh p h l n chinh la tham thyc vat ru'ng bdi v i l t gidi thieu k i t qua nghien CLPU SO loai thyc vdt chu y l u tgi tfnh Bdc Kgn.
PHU-QNG PHAP NGHIEN CO'U.
Tham thyc vat: Phuang phap didu tra theo tuyIn va d tieu chudn. Trdn tuyIn d i l u tra quan sat va ghi chep tdt ea ede thdng tin ve cdc lodi da gap nhu: Ten latinh (hay ten dja phuang), dgng s i n g (thdn gd, thdn thao, day leo)... Xdc djnh ten khoa hoc, ten dja phuang cua cae loai cay theo danh lye thyc vat Viet Nam tap 2, 3 (2003, 2005), Phgm Hoang Hp_6 tdp cdy cd Viet Nam vd cde tdi lieu cua Nguyen T i l n Bdn (2000).
D i l u tra trong nhan dan blng philu d i l u tra va trye t i l p phdng v i n .
Nghien CLPU ddt: Phdn tich cac chi tieu pH, dp I m , K2O dd tieu, Nita tdng sd, P2O5 tdng s i , vi sinh vat d I t ... trong phdng Hod mdi trudng, Vidn Hod hoe Vidn Khoa hoe vd Cdng nghe Viet Nam.
K^T QUA CAC LOAI THU'C VAT CHU Y^U
TINHBAC KAN
Mpt sd dgc dilm vung nghien ciru:
Mdi trudng song Id mpt trong nhCrng y l u td chinh ddng vai trd quan trpng doi vdi su phat triln hd dpng, thyc vdt. Vi vdy cdc chi tieu mdi trudng d I t dupc nghien cu'u dua ra d l t h i y duoc mdi trudng anh r l t Idn den sy phdt triln eua sinh vdt ndi ehung, tham thyc vat ndi rieng.
Sar7g 1: i\/lgt so chi tieu moi trudng dit TT
1 2 3 4 5 6 7 8 9 10 11 12
Thong sd pH
O p i m Ca^*
Mg^*
Tong Ca + Mg Dp chua thuy phan Nita d i tieu Nita tong so P2O5 d l tieu P2O5 ting so K2O d l tieu K2O ting s6
Dan vi
% mgdl/100g dat mgdI/IOOgddt mgdl/100gdat mgdI/IOOgdat mgdl/100gdat
% mg/100g dat
% mg/IOOg dat
%
Ham lu'ang 4,15 1,963 1,092 0,884 1,976 9,213 5,620 0,068 2,093 0,026 10,19 1,068
17
THONG TLN KHOA HQC VA CONG NGHE BAC KAN
Qua bang 1 ta thdy, ddt d vung nghien CLPU thudc logi dIt chua, ham lypng cdc chat trong dit d mCrc khdng cao vd tyang duong nhau, luang K2O dd tieu 10,19 mg/IOOg ddt Id nhilu nhit.
Thip nhit la luang Mg^* vai 0,884 mgdl/100g dlt. Ham luang Nita tdng sd, P2O5 tdng sd, K2O tdng sd
TT 1 2 3
tuong duong nhau giao ddng trong khoang tCr 0,026 den 1,068 % Bang 2: Vi sinh vat dit
Thong so Vi khudn Xa khudn
Vi sinh vat phdn glai xenlulo
D a n vj CFU/g CFU/g CFU/g
Ham lu'p'ng 5,2.10°
2,2.10"
6,3.10"
Ghi chu:CFU /g la sd don vj khuan Igc trong Ig mdu.
Vi sinh vat phdn giai xenlulo vdi hdm luang 6,3.10® CFU/g la nhilu nhit, tilp din la vi khuan hdm luong 5,2.10* CFU/g, Xg khudn ed ham luong thIp nhit vdi 2,2.10'' CFU/g. Qua bang 2 ta nhdn thdy hdm luang vi sinh vat trong dlt khdng cao, mdt trong nhung nguyen nhan Id do dd Im thIp, dlt chat vd hdm luang chit dinh duong la it.
Cac loai tham thirc vat chu yeu iy Bac Kan qua kit qua dilu tra:
Qua ede dot dilu tra chung tdi thu duac cd 508 lodi thyc vdt, vdi 173 hp. Mdi hp lpi ed s i lodi khdc nhau nhidu nhdt Id ho Ba manh vd (Euphorbiaeeae) 36 lodi, hp Hod thao (Poaeeae) vdi 23 lodi. Ho Cue (Asteraeeae) 19 lodi. Ho Ddu tdm (Moraeeae), hp Cd phe (Rubiaeeae) 13 loai. Hp Vang (Caesalpinaeeae), hp Trinh nu (Minosaeeae), hp Dgu (Fabaeeae), hp Rdy (Araceae), hp Tich (Verbenaceae) co tCr 9 din 12 lodi. Hp GCrng (Zingiberaeeae), hp Phong lan (Orehidaceae), hp Cau (Araeaeeae), hp Xoan (Meliaceae), ho True ddo (Apoeynaeeae) cd 8 lodi. Bin hp Na (Annonaceae), hp O rd (Acanthaceae), hp Hoa mdi (Lamiaceae), hp Don nem (Myrsinaceae) ed 7 lodi. Cdc hp edn Igi ed tCr 1 din 6 loai.
Kit qua dilu tra ve eac loai tham thuc vdt tren dja bdn tfnh tuy cdn chua ddy du nhung eho thiy ngudn loi v l tham thyc vat d Ble Kan Id rat Idn. Nlu chung ta cd k l hoach ddu ty eho cdng tdc bao tin, phat triln vd khai thac cdc trgng thdi tham thyc vdt nhy: tham cd, cay byi, rCrng mpt each hap ly d l chCrng minh gia tri to Idn cua tham thuc vdt vd gdp phdn bao tin ngudn gien thien nhien quy hilm mpt each chu dpng vd tich cyc, dap Crng nhiem vy phdt triln kinh t l xa hpi cua dja phuang trong tuong lai./.
CO CU RAY - DAU NHU'C XU-QNG VA MUN NHQT SE PHAI RA Dl
Ray Id mdt logi cay moc hoang d khlp noi trong nude ta, Ray thudng mpc d bia ru'ng, ven suli trong vudn nhd nhO'ng noi ed dd am, udt.... Rdy cd tac dyng tot d l chCra benh phai tCr 3 - 5 tuoi trd len vd phai dao trpn cu, rCra dlt, cdt sgch, d t bd rd con, ego sgch Idp vd ngodi... tdt nhit thdi, chat nhd nhu Idt sin mi phai phoi khd, nhilu ndng, Ray khd dung cd tdc dung tdt hon. Khi thu hai va c h l biln Rdy, chung ta phai deo gang tay blng cao su, cd khlu trang che mat, kinh bao hp lao ddng che hai mat la tdt nhit, tranh va chgm dd bi dj Crng va ngCra.Cu Ray chOa mun nhpt:
80 - lOOg cu Ray, Nghe cu 60g, hai thCr ru'a sach eho Ddu vCrng vdo nlu nhCr, cho it Dlu thdng. Sap ong ngody tan. Dd ngudi phit len gidy xlp (giay boi), ddn vdo noi ed myn nhpt se ed tdc dyng giam vidm va hut ea mu nlu myn viem tly, sung to cd mu.
Cu Ray chCra gut (thing phong):
Cu Ray (xlt nhd phoi khd sly vdng) 20g, Chuli hot gia (phoi khd) 20g, tat ca sao vdng sic udng trong ngdy; hodc cu Ray 20g, Chudi hot khd 20g, La lot khd 20g, sdc chung, uong trong dilu tri viem dau nhCrc rlt tit (trong viem da khap dgng thIp).
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