{"id":8771,"date":"2009-03-24T04:26:06","date_gmt":"2009-03-23T21:26:06","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/03\/mot-so-ket-qua-thuc-hien\/"},"modified":"2019-09-24T11:02:37","modified_gmt":"2019-09-24T04:02:37","slug":"mot-so-ket-qua-thuc-hien","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/mot-so-ket-qua-thuc-hien\/","title":{"rendered":"M\u1ed8T S\u1ed0 K\u1ebeT QU\u1ea2 TH\u1ef0C HI\u1ec6N"},"content":{"rendered":"

Tr\u1ea7n v\u0103n S\u00e2m<\/em><\/strong><\/p>\n

Trung t\u00e2m KH&SX L\u00e2m nghi\u1ec7p \u0110.N.B\u1ed9<\/em><\/p>\n

Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t <\/em>Nam<\/em><\/p>\n

C\u00e2y \u0111i\u1ec1u (Anacardium occidentale<\/em> L) c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb v\u00f9ng \u0110\u00f4ng B\u1eafc Braxin v\u00e0 \u0111\u01b0\u1ee3c di gi\u1ed1ng v\u00e0o n\u01b0\u1edbc ta v\u00e0o \u0111\u1ea7u th\u1ebf k\u1ef7 XIX do m\u1ed9t s\u1ed1 ch\u1ee7 \u0111\u1ed3n \u0111i\u1ec1n ng\u01b0\u1eddi Ph\u00e1p.<\/p>\n

Theo th\u1ed1ng k\u00ea c\u1ee7a hi\u1ec7p h\u1ed9i c\u00e2y \u0111i\u1ec1u Vi\u1ec7t Nam (v\u00e0o th\u00e1ng 12 n\u0103m 2004), di\u1ec7n t\u00edch tr\u1ed3ng \u0111i\u1ec1u cho t\u1edbi nay \u1edf n\u01b0\u1edbc ta l\u00e0 350 ng\u00e0n ha, trong \u0111\u00f3 c\u00f3 h\u01a1n 70 ng\u00e0n ha tr\u1ed3ng b\u1eb1ng c\u00e2y \u0111i\u1ec1u gh\u00e9p cao s\u1ea3n; t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng thu \u0111\u01b0\u1ee3c trong n\u0103m 2004 l\u00e0 400 ng\u00e0n t\u1ea5n h\u1ea1t \u0111i\u1ec1u th\u00f4 cung c\u1ea5p cho tr\u00ean 72 nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn v\u00e0 l\u00e0m ra \u0111\u01b0\u1ee3c 90 ng\u00e0n t\u1ea5n \u0111i\u1ec1u nh\u00e2n. H\u1ea1t \u0111i\u1ec1u nh\u00e2n sau ch\u1ebf bi\u1ebfn \u0111\u01b0\u1ee3c xu\u1ea5t kh\u1ea9u qua nhi\u1ec1u n\u01b0\u1edbc nh\u01b0: M\u1ef9, Trung Qu\u1ed1c, H\u00e0 Lan, \u00dac v\u00e0 c\u00e1c n\u01b0\u1edbc \u0110\u00f4ng \u00c2u \u2026 thu v\u1ec1 \u0111\u01b0\u1ee3c 365 tri\u1ec7u USD\u00e2 v\u00e0 x\u1ebfp v\u00e0o m\u1ed9t trong 3 n\u01b0\u1edbc c\u00f3 s\u1ed1 l\u01b0\u1ee3ng xu\u1ea5t kh\u1ea9u nhi\u1ec1u nh\u1ea5t tr\u00ean th\u1ebf gi\u1ed1i (\u1ea4n \u0110\u1ed9, Vi\u1ec7t Nam v\u00e0 Brazil). Do gi\u00e1 c\u1ea3 h\u1ea1t \u0111i\u1ec1u th\u00f4 trong n\u01b0\u1edbc \u0111\u01b0\u1ee3c mua v\u1edbi gi\u00e1 cao v\u00e0 \u1ed5n \u0111\u1ecbnh trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, n\u00ean phong tr\u00e0o tr\u1ed3ng c\u00e2y \u0111i\u1ec1u gh\u00e9p \u0111\u01b0\u1ee3c nh\u00e2n r\u1ed9ng \u1edf c\u00e1c t\u1ec9nh Mi\u1ec1n Trung, T\u00e2y Nguy\u00ean, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c t\u1ec9nh v\u00f9ng \u0110\u00f4ng Nam B\u1ed9, t\u1ea1o n\u00ean thu nh\u1eadp v\u00e0 \u1ed5n \u0111\u1ecbnh cu\u1ed9c s\u1ed1ng cho ng\u01b0\u1eddi n\u00f4ng d\u00e2n, m\u1eb7t kh\u00e1c g\u00f3p ph\u1ea7n c\u1ea3i thi\u1ec7n m\u00f4i tr\u01b0\u1eddng sinh th\u00e1i.<\/p>\n

Th\u1ef1c hi\u1ec7n Quy\u1ebft \u0111\u1ecbnh 120\/1999\/Q\u0110 \u2014TTg c\u1ee7a Th\u1ee7 t\u01b0\u1edbng ch\u00ednh ph\u1ee7 ph\u00ea duy\u1ebft \u0111\u1ec1 \u00e1n ph\u00e1t tri\u1ec3n c\u00e2y \u0110i\u1ec1u \u0111\u1ebfn 2010, n\u01b0\u1edbc ta c\u00f3 t\u1ed5ng di\u1ec7n t\u00edch tr\u1ed3ng \u0110i\u1ec1u l\u00e0 500 ng\u00e0n ha, trong \u0111\u00f3 v\u00f9ng \u0110\u00f4ng Nam B\u1ed9 c\u00f3 di\u1ec7n t\u00edch l\u1edbn nh\u1ea5t – 190 ng\u00e0n ha. V\u00ec v\u1eady B\u1ed9 NN&PTNT c\u00f3 k\u1ebf ho\u1ea1ch ph\u00e1t tri\u1ec3n c\u00e2y \u0110i\u1ec1u m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng v\u00e0 to\u00e0n di\u1ec7n t\u1eeb kh\u00e2u quy ho\u1ea1ch v\u00f9ng tr\u1ed3ng \u0111i\u1ec1u cho t\u1edbi kh\u00e2u c\u1ea3i thi\u1ec7n gi\u1ed1ng \u0111i\u1ec1u b\u1eb1ng tr\u1ed3ng \u0111i\u1ec1u gh\u00e9p cho n\u0103ng su\u1ea5t cao, th\u00e2m canh \u0111\u00fang k\u1ef9 thu\u1eadt, cho t\u1edbi h\u1ecdach \u0111\u1ecbnh c\u00e1c ch\u00ednh s\u00e1ch \u0111\u1ea7u t\u01b0 s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn \u0111\u1ebfn th\u1ecb tr\u01b0\u1eddng ti\u00eau th\u1ee5.<\/p>\n

Xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00eau tr\u00ean, \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n c\u00f4ng c\u1ee7a Vi\u1ec7n Khoa H\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam, Trung t\u00e2m KHSXLN \u0110\u00f4ng Nam B\u1ed9 h\u1ee3p t\u00e1c v\u1edbi Vi\u1ec7n Khoa h\u1ecdc K\u1ef9 thu\u1eadt N\u00f4ng nghi\u1ec7p mi\u1ec1n Nam th\u1ef1c hi\u1ec7n “D\u1ef1 \u00e1n ph\u00e1t tri\u1ec3n gi\u1ed1ng \u0110i\u1ec1u (Ana cardium occidentale<\/em> L<\/strong>) giai \u0111\u1ecdan 2000 \u2014 2005<\/em><\/strong>” tr\u00ean 3 t\u1ec9nh v\u00f9ng \u0110\u00f4ng Nam B\u1ed9 (B\u00ecnh D\u01b0\u01a1ng, B\u00ecnh Ph\u01b0\u1edbc v\u00e0 T\u00e2y Ninh).<\/p>\n

1. M\u1ee4C TI\u00caU<\/h1>\n

-Tuy\u1ec3n ch\u1ecdn v\u00e0 ph\u1ed5 bi\u1ebfn c\u00e1c gi\u1ed1ng \u0110i\u1ec1u c\u00f3 n\u0103ng su\u1ea5t cao v\u00e0 \u1ed5n \u0111\u1ecbnh, ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t, \u0111\u00e1p \u1ee9ng \u0111\u1ef1\u01a1c c\u00e1c ti\u00eau chu\u1ea9n xu\u1ea5t kh\u1ea9u.<\/p>\n

-\u0110\u01b0a nhanh c\u00e1c ti\u1ebfn b\u1ed9 k\u1ef9 thu\u1eadt v\u1ec1 gi\u1ed1ng \u0110i\u1ec1u v\u00e0 k\u1ef9 thu\u1eadt canh t\u00e1c v\u00e0o s\u1ea3n xu\u1ea5t nh\u1eb1m \u0111\u01b0a n\u0103ng su\u1ea5t \u0110i\u1ec1u b\u00ecnh qu\u00e2n trong v\u00f9ng \u0111\u1ea1t800 \u2014 1.000kg\/ha.<\/p>\n

2. N\u1ed8I DUNG <\/strong><\/p>\n

2.1 Ch\u1ecdn gi\u1ed1ng<\/em><\/strong><\/p>\n

-\u0110i\u1ec1u tra, tuy\u1ec3n ch\u1ecdn c\u00e1c c\u00e2y m\u1eb9 t\u1ea1i v\u00f9ng \u0110\u00f4ng Nam B\u1ed9<\/p>\n

-Tr\u1ed3ng v\u01b0\u1eddn s\u01b0u t\u1eadp, b\u1ea3o qu\u1ea3n ngu\u1ed3n gen<\/p>\n

-Tr\u1ed3ng kh\u1ea3o nghi\u1ec7m gi\u1ed1ng \u0111i\u1ec1u.<\/p>\n

2.2 Hu\u1ea5n luy\u1ec7n v\u00e0 th\u00f4ng tin tuy\u00ean truy\u1ec1n<\/em><\/strong><\/p>\n

-Hu\u1ea5n luy\u1ec7n v\u00e0 chuy\u1ec3n giao ti\u1ebfn b\u1ed9 k\u1ef9 thu\u1eadt v\u1ec1 gi\u1ed1ng v\u00e0 k\u1ef9 thu\u1eadt canh t\u00e1c c\u00e2y \u0110i\u1ec1u t\u1edbi c\u00e1n b\u1ed9 k\u1ef9 thu\u1eadt l\u00e0m c\u00f4ng t\u00e1c khuy\u1ebfn n\u00f4ng v\u00e0 b\u00e0 con n\u00f4ng d\u00e2n \u1edf c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng trong khu v\u1ef1c v\u00f9ng \u0110\u00f4ng Nam B\u1ed9.<\/p>\n

-T\u1ed5 ch\u1ee9c th\u00f4ng tin tuy\u00ean truy\u1ec1n.<\/p>\n

3. K\u1ebeT QU\u1ea2 V\u00c0 B\u00ccNH LU\u1eacN<\/h2>\n

3.1. \u0110i\u1ec1u tra, tuy\u1ec3n ch\u1ecdn c\u00e1c c\u00e2y m\u1eb9 t\u1ea1i v\u00f9ng \u0110\u00f4ng <\/strong>Nam<\/strong> B\u1ed9<\/strong><\/p>\n

3.1.1 C\u00e1c ti\u00eau chu\u1ea9n cho tuy\u1ec3n ch\u1ecdn<\/em><\/strong><\/p>\n

C\u0103n c\u1ee9 v\u00e0o \u0111\u1eb7c \u0111i\u1ec3m sinh v\u1eadt h\u1ecdc c\u1ee7a l\u00f2ai c\u00e2y, d\u1ef1 \u00e1n x\u00e1c \u0111\u1ecbnh c\u00f3 c\u00e1c ti\u00eau chu\u1ea9n cho tuy\u1ec3n ch\u1ecdn c\u00e2y m\u1eb9 nh\u01b0 sau:<\/p>\n

\u00b7C\u00e2y \u0111i\u1ec1u c\u00f3 tu\u1ed5i t\u1eeb 8 n\u0103m tu\u1ed5i tr\u1edf l\u00ean<\/p>\n

\u00b7C\u00e2y c\u00f3 n\u0103ng su\u1ea5t cao v\u00e0 \u1ed5n \u0111\u1ecbnh. N\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n trong 3 n\u0103m li\u00ean t\u1ee5c t\u1eeb30kg\/c\u00e2y tr\u1edf l\u00ean.<\/p>\n

\u00b7T\u1ef7 l\u1ec7 nh\u00e2n: l\u1edbn h\u01a1n 25%.<\/p>\n

\u00b7K\u00edch c\u1ee1 h\u1ea1t th\u00f4:\u00edt h\u01a1n 170 h\u1ea1t\/kg.<\/p>\n

\u00b7S\u1ed1 h\u1ea1t \/ch\u00f9m: t\u1eeb 7 -10 h\u1ea1t<\/p>\n

\u00b7C\u00e2y sinh tr\u01b0\u1edfng kh\u1ecfe, ph\u00e1t t\u00e1n \u0111\u1ec1u v\u00e0 \u00edt b\u1ec7nh.<\/p>\n

\u00b7C\u00e2y \u0111\u1ee9ng \u0111\u1ea7u trong c\u00e1c v\u01b0\u1eddn \u0111i\u1ec1u tr\u1ed3ng t\u1eadp trung c\u00f3 \u00edt nh\u1ea5t v\u00e0i tr\u0103m c\u00e2y tr\u1edf l\u00ean.<\/p>\n

 <\/p>\n

3.1.2 K\u1ebft qu\u1ea3 tuy\u1ec3n ch\u1ecdn<\/em><\/strong><\/p>\n

Trong 2 n\u0103m (2001, 2002) d\u1ef1 \u00e1n ti\u1ebfn h\u00e0nh \u0111i\u1ec1u tra \u0111\u01b0\u1ee3c 120 c\u00e2y m\u1eb9 tr\u00ean c\u00e1c l\u1eadp kh\u00e1c nhau trong 2 t\u1ec9nh B\u00ecnh D\u01b0\u01a1ng v\u00e0 B\u00ecnh Ph\u01b0\u1edbc. S\u1ed1 li\u1ec7u chi ti\u1ebft cho \u1edf b\u1ea3ng 1 \u0111\u1ebfn b\u1ea3ng 5<\/p>\n

B\u1ea3ng1. S\u1ed1 l\u01b0\u1ee3ng c\u00e2y m\u1eb9 \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn t\u1ea1i t\u1ec9nh B\u00ecnh D\u01b0\u01a1ng v\u00e0 B\u00ecnh Ph\u01b0\u1edbc<\/em><\/p>\n\n\n\n\n\n
STT<\/strong><\/td>\n\u0110\u1ecba \u0111i\u1ec3m<\/strong><\/td>\nL\u1ecdai \u0111\u1ea5t<\/strong><\/td>\nS\u1ed1 c\u00e2y \u0111i\u1ec1u \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn<\/strong><\/td>\n<\/tr>\n
1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/td>\n

Huy\u1ec7n B\u00f9 \u0110\u0103ng, t\u1ec9nh B\u00ecnh Ph\u01b0\u1edbc<\/p>\n

Huy\u1ec7n \u0110\u1ed3ng Ph\u00fa, t\u1ec9nh B\u00ecnh Ph\u01b0\u1edbc<\/p>\n

Huy\u1ec7n Ph\u01b0\u1edbc Long, t\u1ec9nh B\u00ecnh Ph\u01b0\u1edbc<\/p>\n

Huy\u1ec7n Ph\u00fa Gi\u00e1o, t\u1ec9nh B\u00ecnh D\u01b0\u01a1ng<\/td>\n

Bazan<\/p>\n

Feralit v\u00e0ng \u0111\u1ecf<\/p>\n

Bazan<\/p>\n

\u0110\u1ea5t c\u00e1t ph\u00f9 sa c\u1ed5<\/td>\n

50 c\u00e2y<\/p>\n

42 c\u00e2y<\/p>\n

21 c\u00e2y<\/p>\n

07 c\u00e2y<\/td>\n<\/tr>\n

<\/td>\nC\u1ed9ng <\/strong><\/td>\n<\/td>\n120 c\u00e2y<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

C\u00e2y \u0111i\u1ec1u \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn c\u00f3 tu\u1ed5i l\u1edbn h\u01a1n 8 tu\u1ed5i (100%) v\u00e0 \u0111\u01b0\u1ee3c tr\u1ed3ng t\u1eadp trung trong c\u00e1c v\u01b0\u1eddn \u0111i\u1ec1u. C\u00e1c c\u00e2y m\u1eb9 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh g\u1ed1c trung b\u00ecnh 32,9cm, chi\u1ec1u cao 9,3m, \u0111\u01b0\u1eddng k\u00ednh t\u00e1n 10,4m v\u00e0 c\u00f3 h\u00ecnh d\u1ea1ng c\u00e2n \u0111\u1ed1i, s\u1ed1 nh\u00e1nh h\u1eefu hi\u1ec7u (nh\u00e1nh ra hoa\/ t\u1ed5ng s\u1ed1 nh\u00e1nh) l\u1edbn h\u01a1n 75%, ra hoa v\u00e0o ch\u00ednh v\u1ee5 (th\u00e1ng 12 \u20141 h\u00e0ng n\u0103m) v\u00e0 t\u1eadp trung. Nh\u1eefng c\u00e2y m\u1eb9 n\u00e0y cho n\u0103ng su\u1ea5t \u1ed5n \u0111\u1ecbnh trong v\u00f2ng 3 n\u0103m li\u00ean t\u1ee5c, n\u0103ng su\u1ea5t \u0111\u1ea1t t\u1eeb 30\u2014 50kg\/c\u00e2y (chi\u1ebfm 85%). Ngo\u00e0i ra c\u00f3 m\u1ed9t s\u1ed1 c\u00e1 bi\u1ec7t cho n\u0103ng su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i l\u00ean t\u1edbi 8 \u2014 100 kg (c\u00f3 5% ).<\/p>\n

<\/h4>\n

B\u1ea3ng 2.Ph\u00e2n b\u1ed1 s\u1ed1 c\u00e2y m\u1eb9 theo b\u00ecnh qu\u00e2n s\u1ed1 h\u1ea1t \/ ch\u00f9m<\/em><\/h4>\n\n\n\n\n
C\u1ea5p<\/strong><\/td>\nS\u1ed1 h\u1ea1t\/ ch\u00f9m<\/strong><\/p>\n

(h\u1ea1t)<\/strong><\/td>\n

T\u1ec9 l\u1ec7 %<\/strong><\/td>\nC\u00e1c \u0111\u1eb7c tr\u01b0ng c\u1ee7a s\u1ed1 h\u1ea1t\/ ch\u00f9m<\/strong><\/td>\n<\/tr>\n
1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/p>\n

5<\/td>\n

7,0 – 9,0<\/p>\n

9,1 \u201411,0<\/p>\n

11.1 \u2014 13,0<\/p>\n

13,1 \u2014 15,0<\/p>\n

> 15<\/td>\n

55,8<\/p>\n

26,7<\/p>\n

10,9<\/p>\n

3,3<\/p>\n

3,3<\/td>\n

Trung b\u00ecnh (x) = 9,4 h\u1ea1t\/ch\u00f9m<\/p>\n

H\u1ea1t (max) = 18,6 h\u1ea1t\/ ch\u00f9m<\/p>\n

H\u1ea1t (min)= 7,0 h\u1ea1t\/ch\u00f9m<\/p>\n

\u0110\u1ed9 l\u1ec7ch chu\u1ea9n (Sd) = 2,2 h\u1ea1t<\/p>\n

H\u1ec7 s\u1ed1 bi\u1ebfn \u0111\u1ed9ng (Cv%) = 23,79%<\/p>\n

Ph\u1ea1m vi bi\u1ebfn \u0111\u1ed9ng (R) = 11,6 h\u1ea1t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Qua s\u1ed1 li\u1ec7u ph\u00e2n t\u00edch \u1edf b\u1ea3ng 2 cho th\u1ea5y \u0111a s\u1ed1 c\u00e2y m\u1eb9 c\u00f3 s\u1ed1 h\u1ea1t tr\u00ean m\u1ed7i ch\u00f9m trung b\u00ecnh t\u1eeb7,0 \u2014 11,0 (chi\u1ebfm 82,5%). \u0110\u00e2y l\u00e0 s\u1ed1 h\u1ea1t t\u01b0\u01a1ng \u0111\u1ed1i ph\u00f9 h\u1ee3p m\u1ed7i ch\u00f9m v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng m\u1ed7i h\u1ea1t n\u1eb7ng 7 \u2014 8 g. V\u1edbi \u0111\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc c\u1ee7a c\u00e2y \u0110i\u1ec1u l\u00e0 nh\u1eefng c\u00e2y ra sai h\u1ea1t (l\u1edbn h\u01a1n 15h\u1ea1t\/ ch\u00f9m) th\u00ec cho h\u1ea1t nh\u1ecf v\u00e0 ng\u01b0\u1ee3c l\u1ea1i nh\u1eefng c\u00e2y ra \u00edt h\u1ea1t (nh\u1ecf h\u01a1n 7 h\u1ea1t \/ ch\u00f9m) th\u00ec cho h\u1ea1t to. V\u00ec v\u1eady trong ti\u00eau ch\u00ed \u0111\u1ea7u ti\u00ean ch\u1ecdn c\u00e2y \u0111\u1ea7u d\u00f2ng l\u00e0 ch\u1ecdn nh\u1eefng c\u00e2y cho n\u0103ng su\u1ea5t cao nh\u1ea5t, s\u1ed1 h\u1ea1t\/ch\u00f9m \u1edf m\u1ee9c \u0111\u1ed9 trung b\u00ecnh (10 h\u1ea1t\/ ch\u00f9m) v\u00e0 h\u1ea1t c\u00e0ng to c\u00e0ng th\u00ec \u0111\u1ea1t y\u00eau c\u1ea7u tuy\u1ec3n ch\u1ecdn gi\u1ed1ng \u0111i\u1ec1u.<\/p>\n

Theo s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea c\u1ee7a bi\u1ec3u 3 cho th\u1ea5y s\u1ed1 c\u00e2y m\u1eb9 c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng h\u1ea1t t\u1eeb 130 \u2014 160 h\u1ea1t\/ kg chi\u1ebfm t\u1ec9 l\u1ec7 cao trong t\u1ed5ng s\u1ed1 c\u00e2y \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn (54,2%). Ng\u00f2ai ra v\u1edbi m\u1ee5c ti\u00eau l\u00e2u d\u00e0i v\u00e0 quan tr\u1ecdng l\u00e0 t\u1ea1o ra gi\u1ed1ng \u0110i\u1ec1u m\u1edbi cho n\u0103ng su\u1ea5t cao, h\u1ea1t l\u1edbn, s\u1ed1 h\u1ea1t\/ch\u00f9m nhi\u1ec1u nh\u1eb1m cung c\u1ea5p c\u00e1c nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn h\u1ea1t \u0110i\u1ec1u xu\u1ea5t kh\u1ea9u v\u00e0 c\u1ea1nh tranh tr\u00ean th\u1ecb tr\u01b0\u1eddng th\u1ebf gi\u1edbi. \u0110\u00f3 l\u00e0 con \u0111\u01b0\u1eddng lai t\u1ea1o th\u00f4ng qua con ng\u01b0\u1eddi c\u00f3 ki\u1ec3m so\u00e1t c\u1ea7n \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh trong th\u1eddi gian t\u1edbi. V\u00ec v\u1eady trong c\u00f4ng t\u00e1c tuy\u1ec3n ch\u1ecdn d\u1ef1 \u00e1n c\u00f3 ch\u00fa \u00fd ch\u1ecdn nh\u1eefng d\u00f2ng c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn 90 \u2014 110 h\u1ea1t\/ kg (chi\u1ebfm 2,5%) v\u00e0 nh\u1eefng d\u00f2ng c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng nh\u1ecf 190 h\u1ea1t\/ kg nh\u01b0ng ra qu\u1ea3 ch\u00f9m t\u1eeb 15 qu\u1ea3 tr\u1edf l\u00ean (chi\u1ebfm 5%) v\u00e0 \u0111\u01b0\u1ee3c tr\u1ed3ng trong v\u01b0\u1eddn s\u01b0u t\u1eadp t\u1ea1i tr\u1ea1m th\u1ef1c nghi\u1ec7m L\u00e2m nghi\u1ec7p B\u1ea7u B\u00e0ng, huy\u1ec7n B\u1ebfn C\u00e1t, t\u1ec9nhB\u00ecnh D\u01b0\u01a1ng. \u0110\u00e2y l\u00e0 ngu\u1ed3n gen qu\u00fd ban \u0111\u1ea7u l\u00e0m v\u1eadt li\u1ec7u cho c\u00f4ng t\u00e1c lai nh\u00e2n t\u1ea1o trong t\u01b0\u01a1ng lai.<\/p>\n

B\u1ea3ng 3.Ph\u00e2n b\u1ed1 s\u1ed1 c\u00e2y m\u1eb9 theo b\u00ecnh qu\u00e2n s\u1ed1 h\u1ea1t\/ kg<\/em><\/h4>\n\n\n\n\n
C\u1ea5p<\/strong><\/td>\nTr\u1ecdng l\u01b0\u1ee3ng h\u1ea1t<\/strong><\/p>\n

(h\u1ea1t\/ kg)<\/strong><\/td>\n

T\u1ec9 l\u1ec7 %<\/strong><\/td>\nC\u00e1c \u0111\u1eb7c tr\u01b0ng s\u1ed1 h\u1ea1t\/ kg<\/strong><\/td>\n<\/tr>\n
1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/p>\n

5<\/p>\n

6<\/p>\n

7<\/p>\n

8<\/p>\n

9<\/p>\n

10<\/p>\n

11<\/p>\n

12<\/td>\n

90 \u2014 100<\/p>\n

101 \u2014 110<\/p>\n

111 \u2014 120<\/p>\n

121 \u2014 130<\/p>\n

131 \u2014 140<\/p>\n

141 \u2014 150<\/p>\n

151 \u2014160<\/p>\n

161 \u2014 170<\/p>\n

171 \u2014 180<\/p>\n

181 \u2014 190<\/p>\n

191 \u2014 200<\/p>\n

> 200<\/td>\n

1,7<\/p>\n

0,8<\/p>\n

8,3<\/p>\n

5,0<\/p>\n

16,7<\/p>\n

15,8<\/p>\n

21,7<\/p>\n

15,8<\/p>\n

5,8<\/p>\n

3,3<\/p>\n

3,3<\/p>\n

1,7<\/td>\n

Trung b\u00ecnh (x) = 151,6 h\u1ea1t\/ kg<\/p>\n

S\u1ed1 h\u1ea1t (max) = 202 h\u1ea1t\/ kg<\/p>\n

S\u1ed1 h\u1ea1t (min)= 95h\u1ea1t\/ kg<\/p>\n

\u0110\u1ed9 l\u1ec7ch chu\u1ea9n (Sd) = 24,98 h\u1ea1t<\/p>\n

H\u1ec7 s\u1ed1 bi\u1ebfn \u0111\u1ed9ng (Cv%) = 16,5%<\/p>\n

Ph\u1ea1m vi bi\u1ebfn \u0111\u1ed9ng (R) = 107h\u1ea1t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Nh\u1eadn x\u00e9t k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch s\u1ed1 li\u1ec7u v\u1ec1 t\u1ec9 l\u1ec7 nh\u00e2n trong ph\u00f2ng th\u00ed nghi\u1ec7n (b\u1ea3ng 4) cho th\u1ea5y t\u1ec9 l\u1ec7 nh\u00e2n (tr\u1ecdng l\u01b0\u01a1ng nh\u00e2n kh\u00f4ng c\u00f3 v\u1ecf l\u1ee5a\/ tr\u1ecdng l\u01b0\u1ee3ng h\u1ea1t kh\u00f4) \u0111\u1ea1t 28 \u2014 34% chi\u1ebfm t\u1ec9 l\u1ec7 cao 60%. V\u1edbi t\u1ef7 l\u1ec7 nh\u00e2n n\u00e0y th\u00ec ch\u1ec9 c\u1ea7n 2,9 kg \u2014 3,6kg h\u1ea1t \u0111i\u1ec1u th\u00f4 th\u00ec c\u00f3 th\u1ec3 ch\u1ebf bi\u1ebfn ra 1kg h\u1ea1t \u0111i\u1ec1u nh\u00e2n. N\u1ebfu \u0111em k\u1ebft qu\u1ea3 n\u00e0y so s\u00e1nh v\u1edbi t\u1ec9 l\u1ec7 ch\u1ebf bi\u1ebfn hi\u1ec7n nay \u1edf c\u00e1c nh\u00e0 m\u00e1y l\u00e0 c\u1ea7n t\u1eeb 4 \u2014 5kg h\u1ea1t \u0111i\u1ec1u th\u00f4 m\u1edbi \u0111\u1ea1t 1kg h\u1ea1t \u0111i\u1ec1u nh\u00e2n th\u00ec c\u00f4ng t\u00e1c ch\u1ecdn gi\u1ed1ng c\u00f3 \u00fd ngh\u0129a l\u1edbn cho ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u xu\u1ea5t kh\u1ea9u trong t\u01b0\u01a1ng lai.<\/p>\n

B\u1ea3ng 4.Ph\u00e2n b\u1ed1 s\u1ed1 c\u00e2y m\u1eb9 theo b\u00ecnh qu\u00e2n tr\u1ecdng l\u01b0\u1ee3ng nh\u00e2n \/ h\u1ea1t<\/em><\/h5>\n\n\n\n\n
TT<\/strong><\/td>\nT\u1ec9 l\u1ec7 nh\u00e2n\/ h\u1ea1t (%)<\/strong><\/td>\nT\u1ec9 l\u1ec7 %<\/strong><\/td>\nC\u00e1c \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1ec9 l\u1ec7 nh\u00e2n\/ h\u1ea1t<\/strong><\/td>\n<\/tr>\n
1<\/p>\n

2<\/p>\n

3<\/p>\n

4<\/p>\n

5<\/p>\n

6<\/td>\n

24,00\u2014 26,00<\/p>\n

26,01 \u2014 28,00<\/p>\n

28,01 \u201430,00<\/p>\n

30,01 \u2014 32,00<\/p>\n

32,01 \u2014 34,00<\/p>\n

> 34,00<\/td>\n

9,0<\/p>\n

15,0<\/p>\n

24,0<\/p>\n

28,0<\/p>\n

18,0<\/p>\n

6,0<\/td>\n

Trung b\u00ecnh (x) = 29,88%<\/p>\n

T\u1ec9 l\u1ec7 nh\u00e2n\/ h\u1ea1t (max) = 35,51%<\/p>\n

T\u1ec9 l\u1ec7 nh\u00e2n\/ h\u1ea1t (min)= 24,49%<\/p>\n

\u0110\u1ed9 l\u1ec7ch chu\u1ea9n (Sd) = 2,81%<\/p>\n

H\u1ec7 s\u1ed1 bi\u1ebfn \u0111\u1ed9ng (Cv%) = 9,41%<\/p>\n

Ph\u1ea1m vi bi\u1ebfn \u0111\u1ed9ng (R) = 9,02%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

K\u1ebft h\u1ee3p c\u00e1c ch\u1ec9 ti\u00eau ch\u1ecdn gi\u1ed1ng \u0110i\u1ec1u n\u00eau tr\u00ean, ch\u00fang t\u00f4i ch\u1ecdn ra \u0111\u01b0\u1ee3c 20 c\u00e2y c\u00f3 nhi\u1ec1u \u0111\u1eb7c t\u00ednh \u01b0u vi\u1ec7t trong 120 c\u00e2y m\u1eb9 \u0111\u01b0\u1ee3c<\/p>\n","protected":false},"excerpt":{"rendered":"

Cây \u0111i\u1ec1u (Anacardium occidentale L) có ngu\u1ed3n g\u1ed1c t\u1eeb vùng \u0110ông B\u1eafc Braxin và \u0111\u01b0\u1ee3c di gi\u1ed1ng vào n\u01b0\u1edbc ta vào \u0111\u1ea7u th\u1ebf k\u1ef7 XIX do m\u1ed9t s\u1ed1 ch\u1ee7 \u0111\u1ed3n \u0111i\u1ec1n ng\u01b0\u1eddi Pháp. Theo th\u1ed1ng kê c\u1ee7a hi\u1ec7p h\u1ed9i cây \u0111i\u1ec1u Vi\u1ec7t Nam (vào tháng 12 n\u0103m 2004), di\u1ec7n tích tr\u1ed3ng \u0111i\u1ec1u cho t\u1edbi nay \u1edf n\u01b0\u1edbc ta là 350 ngàn ha, trong \u0111ó có h\u01a1n 70 ngàn ha tr\u1ed3ng b\u1eb1ng cây \u0111i\u1ec1u ghép cao s\u1ea3n; t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng thu \u0111\u01b0\u1ee3c trong n\u0103m 2004 là 400 ngàn t\u1ea5n h\u1ea1t \u0111i\u1ec1u thô cung c\u1ea5p cho trên 72 nhà máy ch\u1ebf bi\u1ebfn và làm ra \u0111\u01b0\u1ee3c 90 ngàn t\u1ea5n \u0111i\u1ec1u nhân. H\u1ea1t \u0111i\u1ec1u nhân sau ch\u1ebf bi\u1ebfn \u0111\u01b0\u1ee3c xu\u1ea5t kh\u1ea9u qua nhi\u1ec1u n\u01b0\u1edbc nh\u01b0: M\u1ef9, Trung Qu\u1ed1c, Hà Lan, Úc và các n\u01b0\u1edbc \u0110ông Âu … thu v\u1ec1 \u0111\u01b0\u1ee3c 365 tri\u1ec7u USDâ và x\u1ebfp vào m\u1ed9t trong 3 n\u01b0\u1edbc có s\u1ed1 l\u01b0\u1ee3ng xu\u1ea5t kh\u1ea9u nhi\u1ec1u nh\u1ea5t trên th\u1ebf gi\u1ed1i (\u1ea4n \u0110\u1ed9, Vi\u1ec7t Nam và Brazil). Do giá c\u1ea3 h\u1ea1t \u0111i\u1ec1u thô trong n\u01b0\u1edbc \u0111\u01b0\u1ee3c mua v\u1edbi giá cao và \u1ed5n \u0111\u1ecbnh trong nh\u1eefng n\u0103m g\u1ea7n \u0111ây, nên phong trào tr\u1ed3ng cây \u0111i\u1ec1u ghép \u0111\u01b0\u1ee3c nhân r\u1ed9ng \u1edf các t\u1ec9nh Mi\u1ec1n Trung, Tây Nguyên, \u0111\u1eb7c bi\u1ec7t là các t\u1ec9nh vùng \u0110ông Nam B\u1ed9, t\u1ea1o nên thu nh\u1eadp và \u1ed5n \u0111\u1ecbnh cu\u1ed9c s\u1ed1ng cho ng\u01b0\u1eddi nông dân, m\u1eb7t khác góp ph\u1ea7n c\u1ea3i thi\u1ec7n môi tr\u01b0\u1eddng sinh thái. <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8771"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=8771"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8771\/revisions"}],"predecessor-version":[{"id":19089,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8771\/revisions\/19089"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}