{"id":16342,"date":"2016-08-08T14:47:24","date_gmt":"2016-08-08T07:47:24","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=16342"},"modified":"2016-08-08T14:52:02","modified_gmt":"2016-08-08T07:52:02","slug":"keo-lai-pha-the-doc-canh-tram-bao-nong-nghiep-viet-nam","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/keo-lai-pha-the-doc-canh-tram-bao-nong-nghiep-viet-nam\/","title":{"rendered":"Keo lai ph\u00e1 th\u1ebf \u0111\u1ed9c canh Tr\u00e0m \u2013 B\u00e1o N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam"},"content":{"rendered":"

\u0110\u1ebfn nay Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 c\u00f3 18 gi\u1ed1ng keo lai t\u1ef1 nhi\u00ean v\u00e0 4 gi\u1ed1ng keo lai nh\u00e2n t\u1ea1o \u0111\u01b0\u1ee3c B\u1ed9 NN-PTNT c\u00f4ng nh\u1eadn.<\/strong><\/em><\/p>\n

\"16-08-08<\/a><\/p>\n

Keo lai d\u00f2ng AH7 4,5 tu\u1ed5i ph\u00e1t tri\u1ec3n t\u1ed1t tr\u00ean v\u00f9ng \u0111\u1ea5t ph\u00e8n C\u00e0 Mau <\/i><\/p>\n

 <\/p>\n

B\u1eaft \u0111\u1ea7u th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u ch\u1ecdn t\u1ea1o gi\u1ed1ng keo lai t\u1eeb \u0111\u1ea7u nh\u1eefng n\u0103m 1990, \u0111\u1ebfn nay Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 c\u00f3 18 gi\u1ed1ng keo lai t\u1ef1 nhi\u00ean v\u00e0 4 gi\u1ed1ng keo lai nh\u00e2n t\u1ea1o \u0111\u01b0\u1ee3c B\u1ed9 NN-PTNT c\u00f4ng nh\u1eadn v\u00e0 \u0111\u00e3 chuy\u1ec3n giao r\u1ed9ng r\u00e3i v\u00e0o s\u1ea3n xu\u1ea5t.<\/p>\n

Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, vi\u1ec7c ph\u00e1t tri\u1ec3n tr\u1ed3ng r\u1eebng keo lai tr\u00ean tr\u00ean v\u00f9ng \u0111\u1ea5t ph\u00e8n \u1edf khu v\u1ef1c C\u00e0 Mau n\u00f3i ri\u00eang v\u00e0 v\u00f9ng \u0110BSCL n\u00f3i chung \u0111ang c\u00f3 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n m\u1ea1nh v\u00e0 \u0111\u00e3 \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf cao cho c\u00e1c h\u1ed9 tr\u1ed3ng r\u1eebng trong khu v\u1ef1c.<\/p>\n

Nh\u1eb1m x\u00e1c \u0111\u1ecbnh gi\u1ed1ng t\u1ed1t v\u00e0 k\u1ef9 thu\u1eadt g\u00e2y tr\u1ed3ng r\u1eebng ph\u00f9 h\u1ee3p cho v\u00f9ng n\u00e0y, t\u1eeb n\u0103m 2009 – 2013, Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Nam b\u1ed9 (Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam) \u0111\u00e3 tri\u1ec3n khai th\u1ef1c hi\u1ec7n d\u1ef1 \u00e1n \u201cX\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh s\u1ea3n xu\u1ea5t th\u1eed nghi\u1ec7m tr\u1ed3ng r\u1eebng keo lai (Acacia hybrid) b\u1eb1ng c\u00e1c d\u00f2ng c\u00f3 n\u0103ng su\u1ea5t cao \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn tr\u00ean v\u01b0\u1eddn c\u00e2y t\u1ea1p v\u00e0 b\u1edd bao v\u00f9ng r\u1eebng tr\u00e0m b\u00e1n \u0111\u1ea3o C\u00e0 Mau\u201d v\u1edbi qui m\u00f4 100ha.<\/p>\n

Nh\u1eefng k\u1ebft qu\u1ea3 ch\u00ednh c\u1ee7a d\u1ef1 \u00e1n \u0111\u1ea1t \u0111\u01b0\u1ee3c sau 5 n\u0103m \u0111\u00e3 \u0111\u01b0\u1ee3c ThS V\u00f5 Ng\u01b0\u01a1n Th\u1ea3o, Gi\u00e1m \u0111\u1ed1c Trung t\u00e2m Nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m L\u00e2m nghi\u1ec7p T\u00e2y Nam b\u1ed9 (Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Nam b\u1ed9) chia s\u1ebb:<\/p>\n

V\u1ec1 gi\u1ed1ng, kh\u1eb3ng \u0111\u1ecbnh \u0111\u01b0\u1ee3c 4 d\u00f2ng keo lai: AH7, AH1, BV32 v\u00e0 TB12 l\u00e0 ph\u00f9 h\u1ee3p v\u00e0 cho sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t tr\u00ean l\u00edp v\u00e0 b\u1edd bao \u1edf U Minh H\u1ea1, t\u1ec9nh C\u00e0 Mau. V\u1ec1 k\u1ef9 thu\u1eadt tr\u1ed3ng r\u1eebng, \u0111\u1ed1i v\u1edbi v\u00f9ng \u0111\u1ea5t ph\u00e8n c\u1ea7n th\u1ef1c hi\u1ec7n t\u1ea1o l\u00edp v\u1edbi \u0111\u1ed9 r\u1ed9ng m\u1eb7t l\u00edp t\u1eeb 10 – 12m, \u0111\u1ed9 cao l\u00edp so v\u1edbi m\u1eb7t \u0111\u1ea5t t\u1ef1 nhi\u00ean t\u1eeb 0,6 – 0,8m, k\u00eanh r\u1ed9ng 4m v\u00e0 s\u00e2u 1m. M\u1eadt \u0111\u1ed9 tr\u1ed3ng r\u1eebng kinh doanh g\u1ed7 x\u1ebb tr\u00ean l\u00edp v\u00e0 b\u1edd bao l\u00e0 1.100 c\u00e2y\/ha ho\u1eb7c m\u1eadt \u0111\u1ed9 t\u1eeb 1.600 – 2.000 c\u00e2y\/ha tr\u1ed3ng ban \u0111\u1ea7u sau \u0111\u00f3 t\u1ec9a th\u01b0a r\u1eebng \u1edf n\u0103m th\u1ee9 3 – 4, \u0111\u1ec3 l\u1ea1i m\u1eadt \u0111\u1ed9 cu\u1ed1i c\u00f9ng t\u1eeb 833 – 1.100 c\u00e2y\/ha.<\/p>\n

V\u1ec1 n\u0103ng su\u1ea5t r\u1eebng, c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng c\u00e1c d\u00f2ng keo lai \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn sinh tr\u01b0\u1edfng t\u1ed1t tr\u00ean d\u1ea1ng l\u00edp m\u1edbi v\u00e0 tr\u00ean b\u1edd bao \u1edf v\u00f9ng \u0111\u1ea5t ph\u00e8n U Minh H\u1ea1. Trong \u0111\u00f3, c\u00e1c d\u00f2ng AH7, AH1, BV32 v\u00e0 TB12 l\u00e0 nh\u1eefng d\u00f2ng c\u00f3 sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t v\u00e0 cho n\u0103ng su\u1ea5t r\u1ea5t cao t\u1eeb 34 – 37 m3\/ha\/n\u0103m sau 4,5 tu\u1ed5i v\u00e0 cao h\u01a1n t\u1eeb 10 – 30% n\u0103ng su\u1ea5t trung b\u00ecnh c\u1ee7a c\u00e1c d\u00f2ng keo lai kh\u00e1c. Nh\u01b0 v\u1eady, sau 7 n\u0103m tr\u1ed3ng 1ha r\u1eebng keo lai tr\u1ed3ng b\u1eb1ng 4 gi\u1ed1ng n\u00e0y cho s\u1ea3n l\u01b0\u1ee3ng kho\u1ea3ng 200m3 g\u1ed7, cao h\u01a1n nhi\u1ec1u l\u1ea7n so v\u1edbi c\u00e1c v\u00f9ng kh\u00e1c v\u00e0 t\u1ef7 l\u1ec7 g\u1ed7 l\u1edbn \u0111\u1ea1t tr\u00ean 50%.<\/p>\n

Hi\u1ec7u qu\u1ea3 kinh t\u1ebf c\u1ee7a m\u00f4 h\u00ecnh mang l\u1ea1i sau 5 n\u0103m cho l\u1ee3i nhu\u1eadn t\u1eeb 80 – 90 tri\u1ec7u \u0111\u1ed3ng \u0111\u1ed1i v\u1edbi tr\u1ed3ng keo lai tr\u00ean b\u1edd bao v\u00e0 t\u1eeb 50 – 60 tri\u1ec7u \u0111\u1ed3ng cho tr\u1ed3ng r\u1eebng tr\u00ean l\u00edp m\u1edbi do chi ph\u00ed \u0111\u1ea7u t\u01b0 l\u00ean l\u00edp ban \u0111\u1ea7u cao nh\u01b0ng l\u00edp c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t qua 3 chu k\u1ef3 kinh doanh.<\/p>\n

K\u1ebft qu\u1ea3 th\u00e0nh c\u00f4ng c\u1ee7a d\u1ef1 \u00e1n \u0111\u00e3 g\u00f3p ph\u1ea7n nh\u00e2n r\u1ed9ng r\u1eebng tr\u1ed3ng keo lai tr\u00ean to\u00e0n t\u1ec9nh C\u00e0 Mau. Theo Chi c\u1ee5c Ki\u1ec3m l\u00e2m C\u00e0 Mau, \u0111\u1ebfn cu\u1ed1i n\u0103m 2015 c\u1ea3 t\u1ec9nh \u0111\u00e3 tr\u1ed3ng \u0111\u01b0\u1ee3c h\u01a1n 5.000ha r\u1eebng tr\u1ed3ng keo c\u00e1c lo\u1ea1i v\u00e0 \u0111\u00e3 b\u1eaft \u0111\u1ea7u cho thu ho\u1ea1ch mang l\u1ea1i kinh t\u1ebf cao cho ng\u01b0\u1eddi tr\u1ed3ng r\u1eebng. Qua \u0111\u00f3, t\u1eebng b\u01b0\u1edbc n\u00e2ng cao gi\u00e1 tr\u1ecb r\u1eebng tr\u1ed3ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 t\u00e1i c\u01a1 c\u1ea5u ng\u00e0nh l\u00e2m nghi\u1ec7p.<\/p>\n

GS.TS. V\u00f5 \u0110\u1ea1i H\u1ea3i, Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam cho bi\u1ebft: Ng\u00e0y 17\/11\/2014 B\u1ed9 NN-PTNT \u0111\u00e3 c\u00f3 Quy\u1ebft \u0111\u1ecbnh s\u1ed1 4196\/BNN-TCLN v\u1ec1 vi\u1ec7c ban h\u00e0nh danh m\u1ee5c lo\u00e0i c\u00e2y ch\u1ee7 l\u1ef1c cho tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t v\u00e0 danh m\u1ee5c lo\u00e0i c\u00e2y ch\u1ee7 y\u1ebfu cho tr\u1ed3ng r\u1eebng theo c\u00e1c v\u00f9ng sinh th\u00e1i l\u00e2m nghi\u1ec7p.<\/p>\n

Theo \u0111\u00f3, c\u00e1c d\u00f2ng keo lai BV10, BV16, BV32, BV33, BV71, AH1, AH7, TB05, TB06, TB12, TB03, TB01, TB07, TB11, KL2 v\u00e0 c\u00e1c d\u00f2ng Keo l\u00e1 tr\u00e0m AA1, AA9 l\u00e0 nh\u1eefng gi\u1ed1ng ch\u1ee7 l\u1ef1c \u0111\u1ec3 tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t \u1edf v\u00f9ng T\u00e2y Nam b\u1ed9. Hi\u1ec7n nh\u1eefng gi\u1ed1ng n\u00e0y \u0111ang \u0111\u01b0\u1ee3c Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam l\u01b0u gi\u1eef, s\u1ea3n xu\u1ea5t v\u00e0 chuy\u1ec3n giao gi\u1ed1ng g\u1ed1c v\u00e0 c\u00f4ng ngh\u1ec7 nh\u00e2n gi\u1ed1ng cho s\u1ea3n xu\u1ea5t. +<\/p>\n

 <\/p>\n

+ TS. Ki\u1ec1u Tu\u1ea5n \u0110\u1ea1t, Vi\u1ec7n tr\u01b0\u1edfng Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Nam b\u1ed9: “Di\u1ec7n t\u00edch \u0111\u1ea5t ph\u00e8n \u1edf v\u00f9ng \u0110BSCL chi\u1ebfm g\u1ea7n 1,6 tri\u1ec7u ha, \u0111\u00e2y l\u00e0 ti\u1ec1m n\u0103ng r\u1ea5t l\u1edbn \u0111\u1ec3 ph\u00e1t tri\u1ec3n tr\u1ed3ng r\u1eebng s\u1ea3n xu\u1ea5t mang l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf cao. T\u1eeb \u0111\u00f3, t\u1eebng b\u01b0\u1edbc ph\u00e1 th\u1ebf \u0111\u1ed9c canh c\u1ee7a c\u00e2y tr\u00e0m s\u1ebd l\u00e0 m\u1ed9t h\u01b0\u1edbng \u0111i \u0111\u00fang v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c quan t\u00e2m nghi\u00ean c\u1ee9u \u0111\u1ec3 ph\u00e1t tri\u1ec3n nh\u00e2n r\u1ed9ng\u201d. <\/strong><\/p>\n

+ C\u00e1c gi\u1ed1ng keo lai do Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam ch\u1ecdn t\u1ea1o c\u00f3 n\u0103ng su\u1ea5t t\u1eeb 20 – 40 m3\/ha\/n\u0103m, th\u00e2n th\u1eb3ng, c\u00e0nh nh\u00e1nh nh\u1ecf, c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng r\u1ed9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu \u0111\u01b0\u1ee3c b\u1ec7nh ph\u1ea5n h\u1ed3ng, kh\u1ea3 n\u0103ng c\u1ea3i t\u1ea1o \u0111\u1ea5t t\u1ed1t v\u00e0 c\u00f3 ti\u1ec1m n\u0103ng b\u1ed9t gi\u1ea5y cao n\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c g\u00e2y tr\u1ed3ng r\u1ea5t r\u1ed9ng kh\u1eafp c\u1ea3 n\u01b0\u1edbc, t\u1eeb c\u00e1c t\u1ec9nh mi\u1ec1n n\u00fai ph\u00eda B\u1eafc, v\u00f9ng ven bi\u1ec3n mi\u1ec1n Trung cho \u0111\u1ebfn v\u00f9ng ng\u1eadp ph\u00e8n \u1edf \u0110BSCL \u0111\u00e3 l\u00e0 h\u01a1n 517.000ha t\u00ednh \u0111\u1ebfn h\u1ebft n\u0103m 2015.<\/strong><\/p>\n

\u00a0NGUY\u00caN HU\u00c2N.<\/p>\n

Ngu\u1ed3n: http:\/\/nongnghiep.vn\/keo-lai-pha-the-doc-canh-tram-post171446.html<\/a><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110\u1ebfn nay Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 c\u00f3 18 gi\u1ed1ng keo lai t\u1ef1 nhi\u00ean v\u00e0 4 gi\u1ed1ng keo lai nh\u00e2n t\u1ea1o \u0111\u01b0\u1ee3c B\u1ed9 NN-PTNT c\u00f4ng nh\u1eadn. Keo lai d\u00f2ng AH7 4,5 tu\u1ed5i ph\u00e1t tri\u1ec3n t\u1ed1t tr\u00ean v\u00f9ng \u0111\u1ea5t ph\u00e8n C\u00e0 Mau   B\u1eaft \u0111\u1ea7u th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u ch\u1ecdn t\u1ea1o gi\u1ed1ng keo […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[51,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16342"}],"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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=16342"}],"version-history":[{"count":6,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16342\/revisions"}],"predecessor-version":[{"id":16349,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16342\/revisions\/16349"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=16342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=16342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=16342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}