{"id":9065,"date":"2009-04-20T08:27:05","date_gmt":"2009-04-20T01:27:05","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/04\/ket-qua-nghien-cuu-xay-dung-mo-hinh-trong-cay-sa-nhan-tim-tai-huyen-son-hoa-tinh-phu-yen\/"},"modified":"2013-10-06T09:01:14","modified_gmt":"2013-10-06T02:01:14","slug":"ket-qua-nghien-cuu-xay-dung-mo-hinh-trong-cay-sa-nhan-tim-tai-huyen-son-hoa-tinh-phu-yen","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/ket-qua-nghien-cuu-xay-dung-mo-hinh-trong-cay-sa-nhan-tim-tai-huyen-son-hoa-tinh-phu-yen\/","title":{"rendered":"K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh tr\u1ed3ng c\u00e2y Sa nh\u00e2n t\u00edm t\u1ea1i huy\u1ec7n S\u01a1n Ho\u00e0, t\u1ec9nh Ph\u00fa Y\u00ean"},"content":{"rendered":"\n

Nguy\u1ec5n Thanh Ph\u01b0\u01a1ng<\/strong> <\/p>\n

Vi\u1ec7n Khoa h\u1ecdc K\u1ef9 thu\u1eadt N\u00f4ng nghi\u1ec7p Duy\u00ean H\u1ea3i Nam Trung B\u1ed9 <\/em> <\/p>\n

T\u00d3M T\u1eaeT<\/strong> <\/p>\n

Tr\u1ed3ng Sa nh\u00e2n t\u00edm d\u01b0\u1edbi t\u00e1n r\u1eebng keo 3 n\u0103m tu\u1ed5i (\u0111\u1ed9 t\u00e0n che 0,3 – 0,4) v\u00e0 d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean th\u1ee9 sinh ngh\u00e8o ki\u1ec7t (\u0111\u1ed9 t\u00e0n che0,5 – 0,6) sinh tr\u01b0\u1edfng ph\u00e1t tri\u1ec3n t\u1ed1t. Sau tr\u1ed3ng 8 th\u00e1ng \u0111\u00e3 cho qu\u1ea3 b\u00f3i v\u00e0 n\u0103ng su\u1ea5t kh\u00f4 c\u1ee7a n\u0103m \u0111\u1ea7u ti\u00ean l\u00e0 13,2 kg\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng keo) v\u00e0 5,0 kg\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean). N\u0103ng su\u1ea5t kh\u00f4 c\u1ee7a n\u0103m th\u1ee9 2 l\u00e0 45,1 kg\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng keo) v\u00e0 16,4 kg\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean). Tr\u1ed3ng Sa nh\u00e2n t\u00edm d\u01b0\u1edbi t\u00e1n v\u01b0\u1eddn c\u00e0 ph\u00ea kinh doanh v\u00e0 d\u01b0\u1edbi t\u00e1n v\u01b0\u1eddn nh\u00e0 th\u00ec c\u00e2y sinh tr\u01b0\u1edfng r\u1ea5t t\u1ed1t v\u00e0 sau 30 th\u00e1ng th\u00ec ra hoa k\u1ebft qu\u1ea3. Sa nh\u00e2n t\u00edm \u1edf cao nguy\u00ean V\u00e2n H\u00f2a – S\u01a1n H\u00f2a – Ph\u00fa Y\u00ean ra hoa \u0111\u1eadu qu\u1ea3 2 v\u1ee5 trong m\u1ed9t n\u0103m l\u00e0 v\u1ee5 h\u00e8 thu (t\u1eeb th\u00e1ng 5 – 8) v\u00e0 v\u1ee5 thu \u0111\u00f4ng (t\u1eeb th\u00e1ng 9 – 12). Sa nh\u00e2n t\u00edm ra hoa sau m\u01b0a ti\u1ec3u m\u00e3n (th\u00e1ng 5 – 6) v\u00e0 m\u01b0a ch\u00ednh v\u1ee5 (th\u00e1ng 9). Sau tr\u1ed3ng 2 n\u0103m \u0111\u00e3 cho thu nh\u1eadp thu\u1ea7n 4.664.000 \u0111\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng keo) v\u00e0 1.712.000 \u0111\/ha (d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean). Nh\u1eefng n\u0103m ti\u1ebfp theo thu nh\u1eadp s\u1ebd t\u0103ng g\u1ea5p 2,25 – 3,96 l\u1ea7n (d\u01b0\u1edbi t\u00e1n r\u1eebng keo) v\u00e0 4,73 -8,46 l\u1ea7n (d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean) so v\u1edbi 2 n\u0103m \u0111\u1ea7u. <\/p>\n

T\u1eeb kho\u00e1:<\/strong> Sa nh\u00e2n t\u00edm, Amomum longiligulare<\/em> T.L. Wu, t\u1ec9nh Ph\u00fa Y\u00ean <\/p>\n

\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong> <\/p>\n

Sa nh\u00e2n t\u00edm (Amomum longiligulare<\/em> T.L.Wu,) h\u1ecd g\u1eebng: Zingiberaceae, l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e2y thu\u1ed1c qu\u00fd r\u1ea5t c\u1ea7n thi\u1ebft cho d\u01b0\u1ee3c li\u1ec7u trong n\u01b0\u1edbc v\u00e0 xu\u1ea5t kh\u1ea9u. T\u1ea1i huy\u1ec7n S\u01a1n H\u00f2a, t\u1ec9nh Ph\u00fa Y\u00ean, sa nh\u00e2n t\u00edm ph\u00e2n b\u1ed1 t\u1ea1i 4 x\u00e3 mi\u1ec1n n\u00fai l\u00e0 S\u01a1n \u0110\u1ecbnh, S\u01a1n Long, S\u01a1n Xu\u00e2n v\u00e0 Ph\u01b0\u1edbc T\u00e2n, nh\u01b0ng r\u1eebng t\u1ef1 nhi\u00ean \u0111ang b\u1ecb t\u00e0n ph\u00e1 nghi\u00eam tr\u1ecdng v\u00e0 Sa nh\u00e2n \u0111ang b\u1ecb khai th\u00e1c t\u1ef1 do n\u00ean ng\u00e0y b\u1ecb thu h\u1eb9p v\u1ec1 di\u1ec7n t\u00edch. N\u1ebfu kh\u00f4ng k\u1ecbp th\u1eddi tr\u1ed3ng m\u1edbi, khoanh nu\u00f4i b\u1ea3o v\u1ec7 v\u00e0 t\u00e1c \u0111\u1ed9ng nh\u1eefng bi\u1ec7n ph\u00e1p t\u00edch c\u1ef1c th\u00ec nh\u1eefng ngu\u1ed3n gen qu\u00fd n\u00e0y c\u0169ng d\u1ea7n b\u1ecb m\u1ea5t. Ngo\u00e0i ra, c\u00f2n t\u1ea1o th\u00eam gi\u1ed1ng c\u00e2y tr\u1ed3ng m\u1edbi c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf cao v\u00e0 \u0111a d\u1ea1ng c\u00e2y tr\u1ed3ng cho t\u1ec9nh. <\/p>\n

Vi\u1ec7c tr\u1ed3ng Sa nh\u00e2n t\u00edm d\u01b0\u1edbi t\u00e1n r\u1eebng t\u1ef1 nhi\u00ean v\u00e0 t\u00e1n r\u1eebng tr\u1ed3ng g\u00f3p ph\u1ea7n h\u1ea1n ch\u1ebf x\u00f3i m\u00f2n, ng\u0103n ch\u1eb7n v\u00e0 h\u1ea1n ch\u1ebf l\u0169 l\u1ee5t nh\u1eb1m ph\u1ee5c v\u1ee5 cho s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p v\u00e0 \u0111\u1eddi s\u1ed1ng. C\u00e2y Sa nh\u00e2n t\u00edm kh\u00f4ng tranh ch\u1ea5p \u0111\u1ea5t v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i c\u00e2y tr\u1ed3ng kh\u00e1c m\u00e0 ch\u1ec9 t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ea5t d\u01b0\u1edbi t\u00e1n r\u1eebng \u0111\u1ec3 t\u0103ng ngu\u1ed3n thu nh\u1eadp tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch. <\/p>\n

X\u00e9t v\u1ec1 gi\u00e1 tr\u1ecb c\u00e2y Sa nh\u00e2n c\u00f3 gi\u00e1 tr\u1ecb l\u00e0m thu\u1ed1c ch\u1eefa nhi\u1ec1u lo\u1ea1i b\u1ec7nh v\u1ec1 \u0111\u01b0\u1eddng ru\u1ed9t v\u00e0 c\u00f2n d\u00f9ng \u0111\u1ec3 chi\u1ebft tinh d\u1ea7u l\u00e0m h\u01b0\u01a1ng li\u1ec7u th\u1ef1c ph\u1ea9m, n\u01b0\u1edbc hoa, d\u1ea7u g\u1ed9i, gia v\u1ecb… V\u1edbi gi\u00e1 80.000 – 100.000 \u0111\/kg qu\u1ea3 kh\u00f4 th\u00ec sau tr\u1ed3ng 2 n\u0103m \u0111\u00e3 cho thu nh\u1eadp 4 – 5 tri\u1ec7u \u0111\u1ed3ng\/ha v\u00e0 nh\u1eefng n\u0103m ti\u1ebfp theo c\u00f2n cao h\u01a1n. <\/p>\n

C\u1eadp nh\u1eadt t\u1ea1i \u0111\u00e2y<\/a><\/strong> <\/p>\n","protected":false},"excerpt":{"rendered":"

\n \n<\/p>\n

\nTr\u1ed3ng Sa nhân tím d\u01b0\u1edbi tán r\u1eebng keo 3 n\u0103m tu\u1ed5i (\u0111\u1ed9 tàn che 0,3 – 0,4) và d\u01b0\u1edbi tán r\u1eebng t\u1ef1 nhiên th\u1ee9 sinh nghèo ki\u1ec7t (\u0111\u1ed9 tàn che  <\/span>0,5 – 0,6) sinh tr\u01b0\u1edfng phát tri\u1ec3n t\u1ed1t. <\/span>Sau tr\u1ed3ng 8 tháng \u0111ã cho qu\u1ea3 bói và n\u0103ng su\u1ea5t khô c\u1ee7a n\u0103m \u0111\u1ea7u tiên là 13,2 kg\/ha (d\u01b0\u1edbi tán r\u1eebng keo) và 5,0 kg\/ha (d\u01b0\u1edbi tán r\u1eebng t\u1ef1 nhiên). N\u0103ng su\u1ea5t khô c\u1ee7a n\u0103m th\u1ee9 2 là 45,1 kg\/ha (d\u01b0\u1edbi tán r\u1eebng keo) và 16,4 kg\/ha (d\u01b0\u1edbi tán r\u1eebng t\u1ef1 nhiên). Tr\u1ed3ng Sa nhân tím d\u01b0\u1edbi tán v\u01b0\u1eddn cà phê kinh doanh và d\u01b0\u1edbi tán v\u01b0\u1eddn nhà thì cây sinh tr\u01b0\u1edfng r\u1ea5t t\u1ed1t và sau 30 tháng thì ra hoa k\u1ebft qu\u1ea3. Sa nhân tím \u1edf cao nguyên Vân Hòa – S\u01a1n Hòa – Phú Yên ra hoa \u0111\u1eadu qu\u1ea3 2 v\u1ee5 trong m\u1ed9t n\u0103m là v\u1ee5 hè thu (t\u1eeb tháng 5 – 8) và v\u1ee5 thu \u0111ông (t\u1eeb tháng 9 – 12). Sa nhân tím ra hoa sau m\u01b0a ti\u1ec3u mãn (tháng 5 – 6) và m\u01b0a chính v\u1ee5 (tháng 9). Sau tr\u1ed3ng 2 n\u0103m \u0111ã cho thu nh\u1eadp thu\u1ea7n 4.664.000 \u0111\/ha (d\u01b0\u1edbi tán r\u1eebng keo) và 1.712.000 \u0111\/ha (d\u01b0\u1edbi tán r\u1eebng t\u1ef1 nhiên). Nh\u1eefng n\u0103m ti\u1ebfp theo thu nh\u1eadp s\u1ebd t\u0103ng g\u1ea5p 2,25 – 3,96 l\u1ea7n (d\u01b0\u1edbi tán r\u1eebng keo) và 4,73 –  <\/span>8,46 l\u1ea7n (d\u01b0\u1edbi tán r\u1eebng t\u1ef1 nhiên) so v\u1edbi 2 n\u0103m \u0111\u1ea7u.<\/span><\/font><\/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\/9065"}],"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=9065"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9065\/revisions"}],"predecessor-version":[{"id":10519,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9065\/revisions\/10519"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9065"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9065"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9065"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}