[AGRI] DHS, NCS ve^` Canh No^ng (fwd)

["Thanh C. Nguyen" <ncthanh@csd.uwm.edu>]

Anh La^m is having trouble sending mail to VNSA. Bellow is his latest 
posting.

-Thanh.

---------- Forwarded message ----------
Date: Mon, 17 Mar 1997 16:36:08 -0500 (EST)
From: Phan Thanh Lam <phtl@freenet.tlh.fl.us>
To: vnsa-l@csd.uwm.edu
Subject: [AGRI] DHS, NCS ve^` Canh No^ng


Ho^m tru+o+'c to^i ddo.c ddu+o+.c ca^u phong dao cu?a anh AiViet vie^'t 
:" Ca^'y thu+a thu+`a tho'c, ca^'y da`y thi` co'c ddu+o+.c a(n."  To^i 
tha^'y ca^u na`y tha^.t la` hay.  Kinh nghie^.m nhie^`u ddo+`i cho ta 
bie^'t ra(`ng tro^`ng lu'a tro^`ng rau hay tro^`ng ca^y  a(n tra'i pha?i 
co' khoa?ng ca'ch vu+`a ddu'ng (optimum) thi` mo+'i ga(.t ha'i ddu+o+.c 
cao.  Co' muo^'n tro^`ng ga^`n ho+n nhie^`u lu'c vu+`a hao gio^'ng ma` 
cha(?ng ddu+o+.c ti'ch su+. gi` .  

No+i to^i o+? vu+`a dde^'n mu`a xua^n thie^n ha. nao nu+'c ba('t dda^`u 
la`m vu+o+`n, ta dde^'n ca'c no+i ba'n ca^y gio^'ng (nurseries) dde^`u 
co' nhu+~ng ta`i lie^.u dda^`y ddu?, muo^'n tro^`ng ca^y tro^`ng rau thi` 
pha?i bo? pha^n gi`, ne^n tro^ng ca'ch khoa?ng bao nhie^u.  Na(m nay ta`i 
lie^.u ddi.a phu+o+ng la.i co' the^m ca^y rau ra(m, da^n My~ ddi.a 
phu+o+ng go.i la` Vietnamese coriander  la` mo^.t lo.ai ca^y thuo^'c, 
kho^ng bie^'t My~ tro^`ng le^n la`m chi, co`n ta hay du`ng bo'p thi.t ga` 
phay hay a(n vo+'i tru+'ng vi.t lo^.n tre^n ca'c vi?a he` Saigon ddo' .

To^i nho+' na(m kia co' ddi tha(m vu+o+`n ta'o tro^`ng theo phu+o+ng 
pha'p mo+'i, thu+o+`ng ca^y ta'o tro^`ng pha?i ca'ch nhau chu+`ng ba 
mu+o+i feet (chu+`ng mu+o+i` me't) nhu+ the^' mo^~i ma^~u dda^'t 
(acre=43,600 sq.ft. , chu+`ng 4/10 hectare) chi? ddu+o+.c na(m sa'u chu.c 
ca^y, pha?i sa'u ba?y na(m sau mo+'i co' a(n, lu'c ca^y lo+'n la.i pha?i 
ba('t thang leo le^n ha'i ne^n trong vo`ng mu+o+i na(m tro+? la.i dda^y 
nhie^`u ngu+o+`i dda~ du`ng ta'o ghe'p ca^y gio^'ng lu`n , tro^`ng ca^y 
ta'o chi? ca'ch nhau co' hai feet (6 ta^'t),   
My~ go.i la` hi density orchard, mo^~i ma^~u tro^`ng ho+n hai nghi`n 
ca^y, tuy ra(`ng to^'n da^y to^'n co.c va` nha^n co^ng ca(t xe'n, nhu+ng 
bu` la.i thu hoa.ch ra^'t cao so vo+'i ca'c vu+o+`n tro^ng bi`nh 
thu+o+`ng.  

La.i nu+~a, ca^y nho tu+` Ta^y dde^'n My~ nay chi? cho leo mo^.t so+.i 
da^y , VN ta tro^`ng hay cho leo le^n da`n ngang dda^`u .  Nga`y tru+o+'c 
Ta^y My~ cu~ng cho nho leo da`n, sau ddo' cho bo` hai da^y tha^'y nhie^`u 
tra'i ho+n, nhu+ng trong mu+o+`i na(m nay chi? cho ca^y bo` tre^n mo^.t 
so+.i da^y, tuy i't tra'i ho+n nhu+ng tra'i lo+'n, na(.ng ky' ho+n ba'n 
ddu+o+.c gia' ho+n.

Ho^m tru+o+'c khoa?ng Te^'t co' ma^'y ba`i vie^'t tre^n VNSA ve^` cho+. 
hoa Ha` No^.i hay la('m , to^i cu~ng que^n ho?i xem cho bie^'t gio^'ng 
dda`o ba'n o+? ddo' tu+` dda^u cho+? ve^`?   DDa`o chi? co' hoa 
(flowering peach) hay dda`o co' tra'i?  My~ nay cu~ng dda~ co' ra^'t 
nhie^`u loa.i dda`o (low chill peaches) tro^`ng ddu+o+.c cho vu`ng 
nhie^.t ddo+'i, kho^ng ca^`n khi' ha^.u la.nh nhu+ gio^'ng dda`o xu+a.

Xu+' My~ na`y canh no^ng tie^'n bo^. vo^ cu`ng, bo? pha^n cho no^ng tra.i 
cu~ng du`ng Global Positioning Systems, theo do?i nhie^.t ddo^. dde^? 
cho^'ng la.nh tu+`ng 15 phu't  theo Internet, chi? ba pha^`n tra(m da^n 
so^' so^'ng ve^` nghe^` no^ng ma` nuo^i ddu? ca? nu+o+'c, co`n thu+`a 
xua^'t ca?ng ddi kha(p the^' gio+'i , trong lu'c da^n mi`nh ga^`n ba 
pha^`n tu+ so^'ng ve^` nghe^` no^ng ma` to^i kho^ng bie^'t tre^n vnsa-l 
co' nhie^`u du ho.c sinh hay nghie^n cu+'u sinh chuye^n ve^` canh no^ng 
kho^ng?  \