{"id":469,"date":"2005-07-16T05:15:37","date_gmt":"2005-07-16T05:15:37","guid":{"rendered":"http:\/\/vafs.dungnq.local\/2005\/07\/16\/ky-thuat-trong-rung-bach-dan-eucalyptus-2\/"},"modified":"2013-10-07T11:13:55","modified_gmt":"2013-10-07T04:13:55","slug":"ky-thuat-trong-rung-bach-dan-eucalyptus-2","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/ky-thuat-trong-rung-bach-dan-eucalyptus-2\/","title":{"rendered":"K\u1ef9 thu\u1eadt tr\u1ed3ng r\u1eebng b\u1ea1ch \u0111\u00e0n (Eucalyptus)"},"content":{"rendered":"<p>\u0110\u1ed1i v\u1edbi tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t, ti\u00eau chu\u1ea9n quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 ch\u1ecdn c\u00e2y tr\u1ed3ng r\u1eebng l\u00e0 hi\u1ec7u qu\u1ea3 kinh t\u1ebf. \u0110\u1ed1i v\u1edbi b\u1ea1ch \u0111\u00e0n, tuy c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf k\u00e9m h\u01a1n m\u1ed9t s\u1ed1 c\u00e2y g\u1ed7 qu\u00fd nh\u01b0 c\u1ea9m lai, g\u1ed7 m\u1eadt, sao, d\u1ea7u, gi\u00e1ng h\u01b0\u01a1ng&#8230; song g\u1ed7 d\u1ec5 ti\u00eau th\u1ee5, \u0111\u01b0a l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf nhanh. Ngo\u00e0i ra ch\u00fang c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m kh\u00e1c: nh\u01b0 d\u00f9ng trong vi\u1ec7c trang tr\u00ed v\u00e0 \u0111\u00f3ng c\u00e1c \u0111\u1ed3 g\u1ed7 d\u00f9ng \u1edf ngo\u00e0i tr\u1eddi r\u1ea5t b\u1ec1n v\u00e0 t\u1ed1t, m\u1ed9t s\u1ed1 lo\u00e0i \u0111o\u1ea1n th\u00e2n d\u01b0\u1edbi c\u00e0nh th\u1eb3ng, d\u00e0i, kh\u00f4ng b\u1ecb m\u1ed1i m\u1ecdt, n\u00ean \u0111\u01b0\u1ee3c d\u00f9ng trong x\u00e2y d\u1ef1ng, l\u00e1 m\u1ed9t s\u1ed1 lo\u00e0i b\u1ea1ch \u0111\u00e0n cho h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u cao v\u00e0 t\u1ed1t, d\u00f9ng trong ng\u00e0nh d\u01b0\u1ee3c \u0111i\u1ec1u tr\u1ecb c\u1ea3m, c\u00fam, xoa b\u00f3p&#8230;.<\/p>\n<p>Trong ch\u01b0\u01a1ng tr\u00ecnh tr\u1ed3ng m\u1edbi 5 tri\u1ec7u ha r\u1eebng c\u1ee7a Ch\u00ednh ph\u1ee7, B\u1ed9 N\u00f4ng nghi\u1ec7p &amp; Ph\u00e1t tri\u1ec3n N\u00f4ng th\u00f4n \u0111\u00e3 \u0111\u01b0a c\u00e2y b\u1ea1ch \u0111\u00e0n l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e2y tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t, l\u00e0m v\u00f9ng cung c\u1ea5p nguy\u00ean li\u1ec7u cho c\u00e1c nh\u00e0 m\u00e1y gi\u1ea5y. B\u1edfi, ngo\u00e0i \u01b0u \u0111i\u1ec3m v\u1ec1 sinh tr\u01b0\u1edfng nhanh, b\u1ea1ch \u0111\u00e0n c\u00f2n cho h\u00e0m l\u01b0\u1ee3ng celluloz kh\u00e1 cao (E.camal 7 tu\u1ed5i c\u00f3: 48,1%), chi\u1ec1u d\u00e0i s\u1ee3i g\u1ed7 t\u1eeb 0,6-1,4mm. Hi\u1ec7u su\u1ea5t b\u1ed9t c\u1ee7a b\u1ea1ch \u0111\u00e0n 7 tu\u1ed5i: 48%).<\/p>\n<p>C\u00f3 nhi\u1ec1u lo\u1ea1i b\u1ea1ch \u0111\u00e0n, song ch\u1ec9 ph\u1ed5 c\u1eadp kho\u1ea3ng 3-4 lo\u00e0i \u0111\u01b0\u1ee3c tr\u1ed3ng r\u1ed9ng r\u00e3i \u1edf c\u00e1c n\u01b0\u1edbc nhi\u1ec7t \u0111\u1edbi n\u00f3i chung v\u00e0 Vi\u1ec7t Namn\u00f3i ri\u00eang. Do v\u1eady, \u0111\u1ec3 tr\u1ed3ng b\u1ea1ch \u0111\u00e0n c\u00f3 hi\u1ec7u qu\u1ea3, v\u1ea5n \u0111\u1ec1 c\u1ea7n quan t\u00e2m v\u00e0 ch\u00fa \u00fd l\u00e0 ch\u1ecdn lo\u00e0i ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng lo\u1ea1i \u0111\u1ea5t v\u00e0 t\u1eebng v\u00f9ng sinh th\u00e1i.<\/p>\n<p>&nbsp;<\/p>\n<p><b>\u0110\u1eb7c \u0111i\u1ec3m sinh th\u00e1i<\/b><\/p>\n<p>\u0110\u1ed1i v\u1edbi b\u1ea1ch \u0111\u00e0n n\u00f3i chung v\u00e0 b\u1ea1ch \u0111\u00e0n tr\u1eafng <i>E.camaldulensis<\/i> v\u00e0 <i>E.tereticornis<\/i> n\u00f3i ri\u00eang, nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p nh\u1ea5t t\u1eeb 18-32oC, l\u01b0\u1ee3ng m\u01b0a b\u00ecnh qu\u00e2n 1.400-1.800 mm\/n\u0103m, \u0111\u1ed9 cao so v\u1edbi m\u1eb7t bi\u1ec3n t\u1eeb 100 \u0111\u1ebfn 300m, \u0111\u1ed9 d\u00e0y t\u1ea7ng \u0111\u1ea5t t\u1eeb 50-100cm, n\u00e2u, v\u00e0ng ph\u00f9 sa b\u1ed3i t\u1ee5 th\u00edch h\u1ee3p nh\u1ea5t, th\u00edch h\u1ee3p v\u1eeba l\u00e0 nh\u00f3m \u0111\u1ea5t chua ph\u00e8n, \u00edt th\u00edch h\u1ee3p l\u00e0 c\u00e1t, v\u00f9ng b\u00e1n kh\u00f4 h\u1ea1n, k\u00e9m th\u00edch h\u1ee3p l\u00e0 nh\u00f3m \u0111\u1ea5t m\u1eb7n, c\u00e1t di \u0111\u1ed9ng, \u0111\u1ea5t ph\u00e8n, m\u00f9n tr\u00ean n\u00fai, x\u00f3i m\u00f2n tr\u01a1 \u0111\u00e1. Nh\u01b0 v\u1eady \u1edf mi\u1ec1n Nam v\u00f9ng tr\u1ed3ng b\u1ea1ch \u0111\u00e0n th\u00edch h\u1ee3p nh\u1ea5t l\u00e0 T\u00e2y Ninh (87%), c\u00f2n l\u1ea1i l\u00e0 c\u00e1c t\u1ec9nh B\u00ecnh D\u01b0\u01a1ng, B\u00ecnh Ph\u01b0\u1edbc v\u00e0 \u0110\u1ed3ng Nai (46%). T\u1ec9nh c\u00f3 di\u1ec7n t\u00edch \u0111\u1ea5t \u00edt th\u00edch h\u1ee3p l\u00e0 B\u00e0 R\u1ecba &#8211; V\u0169ng T\u00e0u v\u00e0 TP. HCM (28-37%).<\/p>\n<p>&nbsp;<\/p>\n<p><b>Ch\u1ecdn gi\u1ed1ng<\/b><\/p>\n<p>D\u1ef1a v\u00e0o ch\u1ec9 ti\u00eau kinh t\u1ebf \u0111\u1ec3 ch\u1ecdn gi\u1ed1ng, n\u00ean khi tr\u1ed3ng b\u1ea1ch \u0111\u00e0n c\u1ea7n ch\u00fa \u00fd ch\u1ecdn lo\u00e0i v\u00e0 xu\u1ea5t x\u1ee9 cho n\u0103ng su\u1ea5t cao, th\u00edch h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n sinh th\u00e1i t\u1eebng v\u00f9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi s\u00e2u b\u1ec7nh t\u1ed1t.<\/p>\n<p>Theo k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Namm\u1ed9t s\u1ed1 lo\u00e0i \u0111\u00e3 v\u00e0 \u0111ang \u0111\u01b0\u1ee3c tr\u1ed3ng ph\u1ed5 c\u1eadp \u1edf n\u01b0\u1edbc ta nh\u01b0 <i>E.camaldunensis, E.tereticorni, E.Urophyla<\/i>&#8230;<\/p>\n<p>C\u00e1c lo\u00e0i <i>E.camaldunensis, E.tereticornis, E.brassina<\/i> v\u00e0 <i>E.pellita<\/i> th\u00edch h\u1ee3p v\u1edbi c\u00e1c v\u00f9ng \u0111\u1ed3i th\u1ea5p v\u00e0 \u0111\u1ed3ng b\u1eb1ng mi\u1ec1n Nam.<\/p>\n<p>C\u00e1c lo\u00e0i <i>E.grandis, E.saligna<\/i> v\u00e0 <i>E.microcorys<\/i> th\u00edch h\u1ee3p v\u1edbi v\u00f9ng \u0111\u1ea5t ph\u00e8n n\u1eb7ng.<\/p>\n<p>Ngo\u00e0i ra m\u1ed9t s\u1ed1 d\u00f2ng b\u1ea1ch \u0111\u00e0n nu\u00f4i c\u1ea5y m\u00f4 \u0111\u01b0\u1ee3c nh\u1eadp t\u1eeb Trung Qu\u1ed1c v\u1ec1 c\u00f3 sinh tr\u01b0\u1edfng t\u1ed1t nh\u01b0: <i>E.urophyla<\/i> (U6) sau 20 th\u00e1ng tu\u1ed5i c\u00f3 \u0111\u01b0\u1eddng k\u00ednh trun b\u00ecnh 7m; <i>E.leizhou<\/i> (38) c\u00f3 \u0111\u01b0\u1eddng k\u00ednh trung b\u00ecnh 9,96cm, chi\u1ec1u cao trung b\u00ecnh 8,69m (t\u1ea1i B\u00ecnh Ph\u01b0\u1edbc). Nh\u01b0 v\u1eady, c\u00f3 th\u1ec3 th\u1ea5y, m\u1ed7i lo\u00e0i th\u00edch h\u1ee3p v\u1edbi m\u1ed7i v\u00f9ng nh\u1ea5t \u0111\u1ecbnh, c\u1ea7n ph\u1ea3i ch\u1ecdn gi\u1ed1ng k\u1ef9, c\u00f3 th\u1ec3 tr\u1ed3ng b\u1eb1ng c\u00e2y h\u1ea1t ho\u1eb7c c\u00e2y m\u00f4, hom t\u00f9y t\u1eebng \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi tr\u1ed3ng r\u1eebng.<\/p>\n<p>M\u1ed9t s\u1ed1 c\u01a1 quan cung c\u1ea5p gi\u1ed1ng: C\u00f4ng ty gi\u1ed1ng tr\u1ed3ng r\u1eebng TP HCM (\u0110R: 8296299). TT gi\u1ed1ng c\u00e2y LN B\u00ecnh D\u01b0\u01a1ng (\u0110T: 0650-822517), TT KGSXLN \u0110\u00f4ng Nam B\u1ed9 &#8211; \u0110\u1ed3ng Nai (\u0110T: 061-866264). TT gi\u1ed1ng &#8211; T\u1eeb Li\u00eam &#8211; H\u00e0 N\u1ed9i (\u0110T: 04-8347813).<\/p>\n<p>&nbsp;<\/p>\n<h1>K\u1ef9 thu\u1eadt gieo h\u1ea1t<\/h1>\n<p>&nbsp;<\/p>\n<p>Th\u1eddi v\u1ee5 thu ho\u1ea1ch qu\u1ea3 gi\u1eefa th\u00e1ng 2 t\u1edbi cu\u1ed1i th\u00e1ng 4, khi qu\u1ea3 chuy\u1ec3n sang m\u00e0u x\u00e1m n\u00e2u l\u00e0 l\u00fac thu ho\u1ea1ch t\u1ed1t. qu\u1ea3 h\u00e1i v\u1ec1 ph\u01a1i kh\u00f4, sau v\u00e0i ng\u00e0y th\u00ec r\u0169 b\u1ecf r\u00e1c&#8230; thu h\u1ea1t, cho v\u00e0o th\u00f9ng k\u00edn, c\u1ea5t n\u01a1i tho\u00e1ng m\u00e1t, c\u00f3 th\u1ec3 duy tr\u00ec kh\u1ea3 n\u0103ng n\u1ea9y m\u1ea7m t\u1ed1i \u0111a 2 n\u0103m. C\u00e2y l\u1ea5y h\u1ea1t c\u1ea7n ch\u1ecdn c\u00e2y t\u1eeb 7 tu\u1ed5i tr\u1edf l\u00ean, th\u00e2n th\u1eb3ng, sinh tr\u01b0\u1edfng t\u1ed1t, kh\u00f4ng s\u00e2u b\u1ec7nh&#8230;.<\/p>\n<p><i>Chu\u1ea9n b\u1ecb \u0111\u1ea5t gieo h\u1ea1t:<\/i><\/p>\n<p>\u0110\u1ea5t t\u1ed1t, m\u1edbi, nhuy\u1ec5n, \u0111\u01b0\u1ee3c \u0111\u1ec3 v\u00e0o c\u00e1c khay nh\u1ef1a c\u00f3 l\u1ed7 ho\u1eb7c gieo tr\u00ean lu\u1ed1ng, \u0111\u1eb7t trong nh\u00e0 \u01b0\u01a1m c\u00f3 \u0111\u1ed9 che ph\u1ee7 50% \u00e1nh s\u00e1ng, khi gieo ch\u00fa \u00fd cho h\u1ea1t v\u00e0o l\u1ecd r\u1eafc nh\u01b0 r\u1eafc ti\u00eau ( h\u1ea1t b\u1ea1ch \u0111\u00e0n r\u1ea5t nh\u1ecf), sau \u0111\u00f3 d\u00f9ng b\u00ecnh t\u01b0\u1edbi phun nh\u1eb9 ng\u00e0y 2 l\u1ea7n. Sau khi \u0111\u00f4i l\u00e1 th\u1ee9 hai xu\u1ea5t hi\u1ec7n, mang c\u00e2y c\u1ea5y v\u00e0o t\u00fai b\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb, khi c\u1ea5y c\u00e2y ch\u00fa \u00fd kh\u00f4ng \u0111\u1ec3 r\u1ec5 g\u00e3y, cong, xo\u1eafn, c\u00e2y c\u1ea5y xong ph\u1ea3i \u0111\u1ec3 trong nh\u00e0 \u01b0\u01a1m che k\u00edn 1-2 tu\u1ea7n, sau \u0111\u00f3 d\u1ee1 che d\u1ea7n d\u1ea7n. Khi c\u00e2y kh\u1ecfe m\u1ea1nh (kho\u1ea3ng 1 th\u00e1ng) b\u1ecf che trong th\u1eddi gian ch\u0103m s\u00f3c ch\u00fa \u00fd \u0111\u1ebfn \u0111\u1ed9 \u1ea9m, kh\u00f4ng \u0111\u1ec3 b\u1ea7u c\u00e2y b\u1ecb \u01b0\u1edbt qu\u00e1 ho\u1eb7c kh\u00f4 qu\u00e1. C\u00e2y ch\u0103m s\u00f3c kho\u1ea3ng 1,5 th\u00e1ng, cao 35-40cm c\u00f3 th\u1ec3 \u0111\u01b0a \u0111i tr\u1ed3ng.<\/p>\n<p>Hi\u1ec7n nay, ngo\u00e0i c\u00e2y con \u0111\u01b0\u1ee3c \u01b0\u01a1m t\u1eeb h\u1ea1t, c\u00f2n c\u00f3 c\u00e1c lo\u00e0i b\u1ea1ch \u0111\u00e0n \u0111\u01b0\u1ee3c nh\u00e2n gi\u1ed1ng v\u00f4 t\u00ednh b\u1eb1ng c\u1ea5y m\u00f4 ho\u1eb7c c\u00e2y hom, r\u1eebng tr\u1ed3ng s\u1ebd sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec1u, \u0111\u1eb9p v\u00e0 n\u0103ng su\u1ea5t h\u01a1n, b\u1edfi c\u00e1c c\u00e2y con n\u00e0y \u0111\u01b0\u1ee3c nh\u00e2n ra t\u1eeb c\u00e2y m\u1eb9 \u0111\u00e3 qua kh\u00e2u tuy\u1ec3n ch\u1ecdn c\u00e2y m\u1eb9 t\u1ed1t nh\u1ea5t, ch\u00fang mang \u0111\u1ea7y \u0111\u1ee7 t\u00ednh di truy\u1ec1n c\u1ee7a c\u00e2y m\u1eb9.<\/p>\n<p>&nbsp;<\/p>\n<h1>K\u1ef9 thu\u1eadt tr\u1ed3ng<\/h1>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ol type=\"1\">\n<ol type=\"1\">\n<li><i>L\u00e0m \u0111\u1ea5t<\/i><\/li>\n<\/ol>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>L\u00e0m \u0111\u1ea5t v\u00e0o cu\u1ed1i m\u00f9a kh\u00f4 (kho\u1ea3ng th\u00e1ng 5). Nh\u1eefng n\u01a1i \u0111\u1ea5t qu\u00e1 d\u1ed1c kh\u00f4ng s\u1eed d\u1ee5ng m\u00e1y th\u00ec ph\u1ea3i x\u1eed l\u00fd \u0111\u1ea5t b\u1eb1ng c\u00e1ch ph\u00e1t \u0111\u1ed1t. Nh\u1eefng n\u01a1i \u0111\u1ea5t b\u1eb1ng ph\u1eb3ng, d\u00f9ng m\u00e1y \u1ee7i, san l\u1ea5p \u1ee5 m\u1ed1i, g\u1ed1c c\u00e2y, c\u1ecf d\u1ea1i&#8230; gom v\u00e0o m\u1ed9t ch\u1ed7 \u0111\u1ed1t, ch\u00fa \u00fd khi \u1ee7i tr\u00e1nh ph\u00e1 l\u1edbp \u0111\u1ea5t m\u1eb7t. Sau \u0111\u00f3 d\u00f9ng d\u00e0n c\u00e0y 3 ch\u1ea3o v\u00e0 7 ch\u1ea3o c\u00e0y 2 l\u1ea7n, \u0111\u1ed9 s\u00e2u 20-30cm. N\u1ebfu tr\u1ed3ng B\u1ea1ch \u0111\u00e0n \u1edf c\u00e1c v\u00f9ng mi\u1ec1n T\u00e2y th\u00ec ph\u1ea3i l\u00ean lu\u1ed1ng. K\u00edch th\u01b0\u1edbc:<\/p>\n<p>&#8211; L\u00ean lu\u1ed1ng b\u1eb1ng th\u1ee7 c\u00f4ng: t\u1ea1o lu\u1ed1ng r\u1ed9ng 3m, cao 0,8m, k\u00eanh r\u1ed9ng 5m.<\/p>\n<p>&#8211; L\u00ean lu\u1ed1ng b\u1eb1ng m\u00e1y (m\u00e1y Challenger 2 &#8220;step&#8221;) t\u1ea1o lu\u1ed1ng r\u1ed9ng 2,3m, cao 0,3m, k\u00eanh 2,3m.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"2\" type=\"1\">\n<ol start=\"2\" type=\"1\">\n<li><i>\u0110\u00e0o h\u1ed1 tr\u1ed3ng<\/i><\/li>\n<\/ol>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>M\u1eadt \u0111\u1ed9 tr\u1ed3ng b\u1ea1ch \u0111\u00e0n bi\u1ebfn \u0111\u1ed9ng t\u1eeb 1.500-2.000 c\u00e2y\/ha. H\u1ed1 \u0111\u00e0o k\u00edch th\u01b0\u1edbc 20x20x20cm. C\u00f3 b\u00f3n l\u00f3t ho\u1eb7c kh\u00f4ng t\u00f9y t\u1eebng \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7u t\u01b0 v\u00e0 lo\u1ea1i \u0111\u1ea5t. N\u1ebfu c\u00f3 \u0111i\u1ec1u ki\u1ec7n n\u00ean b\u00f3n l\u00f3t ngay v\u00e0o h\u1ed1c c\u00e2y tr\u1ed3ng. N\u1ebfu tr\u1ed3ng r\u1eebng s\u1eed d\u1ee5ng m\u00e1y th\u00ec n\u00ean h\u00e0ng c\u00e1ch h\u00e0ng 3,5m, c\u00f2n c\u00e2y c\u00e1ch c\u00e2y t\u1eeb 2m tr\u1edf l\u00ean.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"3\" type=\"1\">\n<ol start=\"3\" type=\"1\">\n<li><i>K\u1ef9 thu\u1eadt tr\u1ed3ng<\/i><\/li>\n<\/ol>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Th\u1eddi v\u1ee5 tr\u1ed3ng th\u01b0\u1eddng v\u00e0o \u0111\u1ea7u m\u00f9a m\u01b0a, t\u1eeb gi\u1eefa th\u00e1ng 6 \u0111\u1ebfn h\u1ebft th\u00e1ng 7. Tr\u01b0\u1edbc khi tr\u1ed3ng n\u00ean t\u01b0\u1edbi \u1ea9m c\u00e2y con, c\u1eaft b\u1ecf b\u1ecbch ni l\u00f4ng, tr\u00e1nh l\u00e0m v\u1ee1 b\u1ea7u, \u0111\u1eb7t c\u00e2y ngay ng\u1eafn v\u00e0o gi\u1eefa h\u1ed1, c\u1ed5 r\u1ec5 th\u1ea5p h\u01a1n m\u1eb7t \u0111\u1ea5t kho\u1ea3ng 2cm, n\u00e9n \u0111\u1ea5t xung quanh ch\u1eb7t v\u1eeba ph\u1ea3i, gi\u1eef cho c\u00e2y ngay ng\u1eafn.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"4\" type=\"1\">\n<ol start=\"4\" type=\"1\">\n<li><i>Ch\u0103m s\u00f3c<\/i><\/li>\n<\/ol>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Sau khi tr\u1ed3ng 1 th\u00e1ng ki\u1ec3m tra th\u1ea5y c\u00e2y n\u00e0o ch\u1ebft ph\u1ea3i tr\u1ed3ng d\u1eb7m, sau 3 th\u00e1ng ki\u1ec3m tra th\u1ea5y t\u1ef7 l\u1ec7 c\u00e2y s\u1ed1ng 90% l\u00e0 \u0111\u1ea1t y\u00eau c\u1ea7u. M\u1ed9t n\u0103m c\u00f3 th\u1ec3 l\u00e0m c\u1ecf 2 l\u1ea7n k\u1ebft h\u1ee3p b\u00f3n ph\u00e2n (ph\u00e2n chu\u1ed3ng hoai 2kg\/h\u1ed1c ho\u1eb7c 100g NPK\/g\u1ed1c t\u00f9y t\u1eebng \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3).<\/p>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p l\u00e2m sinh nh\u01b0 l\u00e0m \u0111\u1ea5t to\u00e0n di\u1ec7n v\u00e0 b\u00f3n ph\u00e2n, t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng trung b\u00ecnh\/n\u0103m v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh v\u00e0 chi\u1ec1u cao \u0111\u1ec1u cao h\u01a1n h\u1eb3n c\u00e1c xu\u1ea5t x\u1ee9 \u1edf c\u00f9ng \u0111\u1ed9 tu\u1ed5i kh\u00f4ng b\u00f3n ph\u00e2n v\u00e0 l\u00e0m \u0111\u1ea5t to\u00e0n di\u1ec7n.<\/p>\n<p>C\u00e2y b\u1ea1ch \u0111\u00e0n \u0111\u01b0\u1ee3c tr\u1ed3ng th\u00e0nh r\u1eebng, cho ta nh\u1eefng l\u1ee3i \u00edch v\u1ec1 kinh t\u1ebf, c\u00e2y b\u1ea1ch \u0111\u00e0n tr\u1ed3ng th\u00e0nh h\u00e0ng ven \u0111\u01b0\u1eddng cho ta nh\u1eefng h\u00e0ng c\u00e2y c\u1ea3nh tuy\u1ec7t v\u1eddi, b\u1edfi d\u00e1ng c\u00e2y su\u00f4n th\u1eb3ng, m\u00e0u s\u00e1ng, kh\u00f4ng ph\u00e2n canh d\u01b0\u1edbi th\u00e2n c\u1ee7a ch\u00fang, v\u1edbi nh\u1eefng t\u00e1n l\u00e1 t\u1ecfa m\u00f9i th\u01a1m d\u1ec5 ch\u1ecbu, cho con ng\u01b0\u1eddi nh\u1eefng c\u1ea3m gi\u00e1c tho\u1ea3i m\u00e1i, nh\u1eb9 nh\u00e0ng khi \u0111i d\u01b0\u1edbi nh\u1eefng h\u00e0ng c\u00e2y B\u1ea1ch \u0111\u00e0n v\u00e0 nh\u1eefng khu r\u1eebng b\u1ea1ch \u0111\u00e0n.<\/p>\n<p><b>Ngu\u1ed3n:<\/b><b><i>Ph\u00f2ng KHKHTH<\/i><\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed1i v\u1edbi tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t, ti\u00eau chu\u1ea9n quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 ch\u1ecdn c\u00e2y tr\u1ed3ng r\u1eebng l\u00e0 hi\u1ec7u qu\u1ea3 kinh t\u1ebf. \u0110\u1ed1i v\u1edbi b\u1ea1ch \u0111\u00e0n, tuy c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf k\u00e9m h\u01a1n m\u1ed9t s\u1ed1 c\u00e2y g\u1ed7 qu\u00fd nh\u01b0 c\u1ea9m lai, g\u1ed7 m\u1eadt, sao, d\u1ea7u, gi\u00e1ng h\u01b0\u01a1ng&#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[15],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/469"}],"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=469"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/469\/revisions"}],"predecessor-version":[{"id":11532,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/469\/revisions\/11532"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}