{"id":1612,"date":"2017-10-18T09:16:29","date_gmt":"2017-10-18T02:16:29","guid":{"rendered":"http:\/\/prc.maiatech.com.vn\/?p=1612"},"modified":"2017-10-18T11:50:12","modified_gmt":"2017-10-18T04:50:12","slug":"moi-quan-he-giua-tinh-chat-dat-va-hinh-thai-chat-luong-qua-nhan-long-hung-yen","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=1612","title":{"rendered":"M\u1ed1i quan h\u1ec7 gi\u1eefa t\u00ednh ch\u1ea5t \u0111\u1ea5t v\u00e0 h\u00ecnh th\u00e1i, ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 nh\u00e3n l\u1ed3ng H\u01b0ng Y\u00ean"},"content":{"rendered":"<p style=\"text-align: justify;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u00e3n c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 <em>Euphoria longana <\/em>hay <em>Dimocarpus longan<\/em>, thu\u1ed9c h\u1ecd Sapindaceae. \u1ede Vi\u1ec7t Nam, nh\u00e3n \u0111\u01b0\u1ee3c tr\u1ed3ng r\u1ed9ng r\u00e3i kh\u1eafp m\u1ecdi mi\u1ec1n \u0111\u1ea5t n\u01b0\u1edbc, theo m\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u th\u00ec c\u00e2y nh\u00e3n \u0111\u01b0\u1ee3c tr\u1ed3ng l\u00e2u \u0111\u1eddi nh\u1ea5t \u1edf ch\u00f9a Ph\u1ed1 Hi\u1ebfn thu\u1ed9c x\u00e3 H\u1ed3ng Ch\u00e2u, th\u1ecb x\u00e3 H\u01b0ng Y\u00ean, t\u1ec9nh H\u01b0ng Y\u00ean c\u00e1ch \u0111\u00e2y kho\u1ea3ng 300 n\u0103m. T\u1eeb v\u00f9ng n\u00e0y, c\u00e2y nh\u00e3n \u0111\u01b0\u1ee3c di th\u1ef1c \u0111\u1ebfn tr\u1ed3ng \u1edf h\u1ea7u h\u1ebft c\u00e1c t\u1ec9nh mi\u1ec1n B\u1eafc Vi\u1ec7t Nam. Hi\u1ec7n nay c\u00e2y nh\u00e3n \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u1ed3ng v\u00e0 ph\u00e1t tri\u1ec3n \u1edf c\u00e1c t\u1ec9nh th\u00e0nh mi\u1ec1n B\u1eafc nh\u01b0: H\u01b0ng Y\u00ean, H\u00e0 Nam, Th\u00e1i B\u00ecnh, H\u00e0 N\u1ed9i, H\u1ea3i Ph\u00f2ng, B\u1eafc Giang, S\u01a1n La&#8230; Di\u1ec7n t\u00edch \u0111\u1ea5t tr\u1ed3ng nh\u00e3n \u1edf n\u01b0\u1edbc ta hi\u1ec7n nay \u01b0\u1edbc kho\u1ea3ng tr\u00ean 120 ngh\u00ecn ha, v\u1edbi n\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n \u0111\u1ea1t kho\u1ea3ng 5 t\u1ea5n\/ha, trong \u0111\u00f3 H\u01b0ng Y\u00ean \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ec9nh c\u00f3 di\u1ec7n t\u00edch v\u00e0 s\u1ea3n l\u01b0\u1ee3ng \u0111\u1ee9ng th\u1ee9 2 mi\u1ec1n B\u1eafc, v\u1edbi kho\u1ea3ng 3.700 ha \u0111\u1ea5t tr\u1ed3ng nh\u00e3n v\u00e0 s\u1ea3n l\u01b0\u1ee3ng t\u1eeb 20 \u0111\u1ebfn 30 ngh\u00ecn t\u1ea5n qu\u1ea3\/n\u0103m (Vi\u1ec7n Th\u1ed5 nh\u01b0\u1ee1ng N\u00f4ng h\u00f3a, 2017).<\/p>\n<p style=\"text-align: justify;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u00e3n l\u00e0 c\u00e2y tr\u1ed3ng kh\u00f4ng k\u00e9n \u0111\u1ea5t, c\u00f3 th\u1ec3 tr\u1ed3ng tr\u00ean nhi\u1ec1u lo\u1ea1i \u0111\u1ea5t t\u1eeb \u0111\u1ea5t ph\u00f9 sa \u0111\u1ebfn c\u00e1c lo\u1ea1i \u0111\u1ea5t \u0111\u1ed3i n\u00fai\u2026 tuy nhi\u00ean t\u1ea1i c\u00e1c v\u00f9ng \u0111\u1ea5t kh\u00e1c nhau th\u00ec ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3, c\u1ea3 v\u1ec1 h\u00ecnh th\u00e1i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng, c\u0169ng r\u1ea5t kh\u00e1c nhau (Vi\u1ec7n Th\u1ed5 nh\u01b0\u1ee1ng N\u00f4ng h\u00f3a, 2017). \u0110\u1ec3 c\u00f3 c\u01a1 s\u1edf n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 nh\u00e3n, \u0111\u1ec1 t\u00e0i nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh l\u1ea5y 120 m\u1eabu \u0111\u1ea5t v\u00e0 ph\u00e2n t\u00edch c\u00e1c ch\u1ec9 ti\u00eau t\u00ednh ch\u1ea5t \u0111\u1ea5t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c th\u00f9 t\u00ednh ch\u1ea5t \u0111\u1ea5t tr\u1ed3ng nh\u00e3n theo TCVN, l\u1ea5y 90 m\u1eabu qu\u1ea3 nh\u00e3n t\u1ea1i H\u01b0ng Y\u00ean v\u00e0 ph\u00e2n t\u00edch c\u00e1c ch\u1ec9 ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 h\u00ecnh th\u00e1i qu\u1ea3 nh\u00e3n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c th\u00f9 h\u00ecnh th\u00e1i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 nh\u00e3n, v\u00e0 x\u00e1c \u0111\u1ecbnh t\u01b0\u01a1ng quan gi\u1eefa c\u00e1c ch\u1ec9 ti\u00eau h\u00ecnh th\u00e1i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 nh\u00e3n v\u1edbi m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t \u0111\u1ea5t. M\u1ee5c \u0111\u00edch c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c t\u00ednh ch\u1ea5t \u0111\u1ea5t t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn h\u00ecnh th\u00e1i.<\/p>\n<p style=\"text-align: justify;\"><strong>T\u1eeb kh\u00f3a: <\/strong>Nh\u00e3n, h\u1ed3i quy tuy\u1ebfn t\u00ednh, t\u00ednh ch\u1ea5t \u0111\u1ea5t, H\u01b0ng Y\u00ean, ch\u1ea5t l\u01b0\u1ee3ng<\/p>\n<p style=\"text-align: justify;\">Xem chi ti\u1ebft: <a href=\"https:\/\/prc.maiatech.com.vn\/wp-content\/uploads\/2017\/10\/Nhan-HY.pdf\">t\u1ea1i \u0111\u00e2y<\/a><\/p>\n<p style=\"text-align: justify;\">\n","protected":false},"excerpt":{"rendered":"<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u00e3n c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 Euphoria longana hay Dimocarpus longan, thu\u1ed9c h\u1ecd Sapindaceae. \u1ede Vi\u1ec7t Nam, nh\u00e3n \u0111\u01b0\u1ee3c<\/p>\n","protected":false},"author":4,"featured_media":1631,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[47],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1612"}],"collection":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1612"}],"version-history":[{"count":1,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1612\/revisions"}],"predecessor-version":[{"id":1615,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1612\/revisions\/1615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/media\/1631"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}