{"id":6183,"date":"2017-01-06T19:51:49","date_gmt":"2017-01-06T12:51:49","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=6183"},"modified":"2017-10-03T14:04:30","modified_gmt":"2017-10-03T07:04:30","slug":"dac-tinh-mot-so-nguyen-lieu-su-dung-lam-gia-the-trong-hoa-va-anh-huong-cua-bien-phap-xu-ly-mun-dua-tren-sinh-truong-hoa-cuc-dong-tien-gerbera-jamesonii","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/dac-tinh-mot-so-nguyen-lieu-su-dung-lam-gia-the-trong-hoa-va-anh-huong-cua-bien-phap-xu-ly-mun-dua-tren-sinh-truong-hoa-cuc-dong-tien-gerbera-jamesonii\/","title":{"rendered":"\u0110\u1eb7c t\u00ednh m\u1ed9t s\u1ed1 nguy\u00ean li\u1ec7u s\u1eed d\u1ee5ng l\u00e0m gi\u00e1 th\u1ec3 tr\u1ed3ng hoa v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a bi\u1ec7n ph\u00e1p x\u1eed l\u00fd m\u1ee5n d\u1eeba tr\u00ean sinh tr\u01b0\u1edfng hoa c\u00fac \u0111\u1ed3ng ti\u1ec1n (Gerbera jamesonii)"},"content":{"rendered":"

X\u00e1c \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c bi\u1ec7n ph\u00e1p x\u1eed l\u00fd nguy\u00ean li\u1ec7u ch\u1ee7 y\u1ebfu l\u00e0 x\u1eed l\u00fd m\u1ee5n d\u1eeba tr\u00ean sinh tr\u01b0\u1edfng c\u00fac \u0110\u1ed3ng ti\u1ec1n \u0111\u1ec3 n\u00f4ng d\u00e2n c\u00f3 nhi\u1ec1u l\u1ef1a ch\u1ecdn trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ngu\u1ed3n nguy\u00ean li\u1ec7u c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p nh\u1eb1m mang l\u1ea1i thu nh\u1eadp cao cho c\u00e1c h\u1ed9 d\u00e2n tr\u1ed3ng hoa ki\u1ec3ng \u1edf qu\u1eadn B\u00ecnh Th\u1ee7y n\u00f3i ri\u00eang v\u00e0 \u1edf \u0110\u1ed3ng b\u1eb1ng s\u00f4ng C\u1eedu Long n\u00f3i chung.<\/strong><\/p>\n

\"\"<\/p>\n

L\u00e0ng hoa ki\u1ec3ng Ph\u00f3 Th\u1ecd – B\u00e0 B\u1ed9 thu\u1ed9c qu\u1eadn B\u00ecnh Th\u1ee7y, th\u00e0nh ph\u1ed1 C\u1ea7n Th\u01a1 gi\u1eef v\u1ecb tr\u00ed r\u1ea5t quan tr\u1ecdng, n\u1eb1m c\u1ea1nh trung t\u00e2m c\u1ee7a th\u00e0nh ph\u1ed1 C\u1ea7n Th\u01a1 n\u00ean c\u00f3 ti\u1ec1m n\u0103ng v\u00e0 l\u1ee3i th\u1ebf \u0111\u1ec3 ph\u00e1t tri\u1ec3n l\u00e0ng ngh\u1ec1 k\u1ebft h\u1ee3p v\u1edbi du l\u1ecbch sinh th\u00e1i.<\/p>\n

Tuy nhi\u00ean, do l\u00e0ng ngh\u1ec1 \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00e2n ph\u00e1t tri\u1ec3n t\u1ef1 ph\u00e1t n\u00ean ch\u1ec9 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t v\u00e0 canh t\u00e1c truy\u1ec1n th\u1ed1ng, trong \u0111\u00f3 c\u00e1c kh\u00f3 kh\u0103n trong s\u1eed d\u1ee5ng gi\u00e1 th\u1ec3 l\u00e0 ch\u01b0a \u0111a d\u1ea1ng h\u00f3a ngu\u1ed3n nguy\u00ean li\u1ec7u c\u00f3 gi\u00e1 th\u00e0nh h\u1ea1. Ngo\u00e0i ra do ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n cung c\u1ea5p nguy\u00ean li\u1ec7u t\u1eeb c\u00e1c n\u01a1i kh\u00e1c, kh\u00f4ng \u1ed5n \u0111\u1ecbnh, n\u00ean gi\u00e1 c\u1ea3 t\u0103ng cao v\u00e0o c\u00e1c cao \u0111i\u1ec3m m\u00f9a tr\u1ed3ng, g\u00e2y kh\u00f3 kh\u0103n cho s\u1ea3n xu\u1ea5t v\u00e0 l\u00e0m t\u0103ng gi\u00e1 th\u00e0nh s\u1ea3n xu\u1ea5t.<\/p>\n

C\u00fac \u0110\u1ed3ng Ti\u1ec1n l\u00e0 lo\u1ea1i c\u00e2y t\u01b0\u01a1ng \u0111\u1ed1i kh\u00f3 tr\u1ed3ng c\u1ea7n c\u00f3 gi\u00e1 th\u1ec3 v\u00e0 ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng ph\u00f9 h\u1ee3p. C\u00fac \u0110\u1ed3ng Ti\u1ec1n l\u00e0 c\u00e2y tr\u1ed3ng r\u1ea5t m\u1eabn c\u1ea3m v\u1edbi \u0111\u1ed9 pH, d\u1ec5 thi\u1ebfu vi l\u01b0\u1ee3ng \u1edf pH cao. Gi\u00e1 th\u1ec3 c\u1ea7n c\u00f3 \u0111\u1ed9 acid chua nh\u1eb9, (pH t\u1eeb 5,5 – 5,8), EC t\u1eeb 1,2 – 1,5 dS\/m, gi\u00e0u dinh d\u01b0\u1ee1ng, tho\u00e1t n\u01b0\u1edbc t\u1ed1t, m\u00f4i tr\u01b0\u1eddng gi\u00e1 th\u1ec3 t\u1ed1t c\u1ea7n c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc nh\u01b0 pH = 5.2\u2013 6.3, EC=.0,75-3,49. Do \u0111\u00f3 vi\u1ec7c x\u1eed l\u00fd gi\u00e1 th\u1ec3 c\u00f3 \u0111\u1ed9 pH v\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n EC ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft.<\/p>\n

D\u1ef1a tr\u00ean t\u00ecnh h\u00ecnh nghi\u00ean c\u1ee9u ngo\u00e0i n\u01b0\u1edbc, c\u00e1c v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m gi\u00e1 th\u1ec3 tr\u1ed3ng hoa ki\u1ec3ng l\u00e0 \u0111\u1ea5t m\u1eb7t, c\u00e1t, th\u1ecbt, than b\u00f9n, h\u1ea1t \u0111\u00e1 tr\u00e2n ch\u00e2u (pertile), r\u01a1m \u0111\u00e3 qua ch\u1ea5t n\u1ea5m, m\u1ee5n d\u1eeba \u1ee7 compost, b\u00e3 b\u00f9n m\u00eda, v\u1ecf \u0111\u1eadu ph\u1ed9ng. C\u00e1c nguy\u00ean li\u1ec7u nh\u01b0 b\u00f9n m\u00eda, b\u00e3 \u0111\u00e3 qua ch\u1ea5t n\u1ea5m b\u00e0o ng\u01b0, ph\u00e2n b\u00f2 l\u00e0 nguy\u00ean li\u1ec7u s\u1eb5n c\u00f3 \u1edf \u0111\u1ecba ph\u01b0\u01a1ng, gi\u00e1 th\u00e0nh r\u1ebb nh\u01b0ng ch\u01b0a \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/p>\n

M\u1ee5n d\u1eeba l\u00e0 ngu\u1ed3n nguy\u00ean li\u1ec7u d\u1ed3i d\u00e0o, gi\u00e1 th\u00e0nh r\u1ebb, c\u00f3 \u0111\u1eb7c t\u00ednh l\u00fd h\u00f3a h\u1ecdc, dinh d\u01b0\u1ee1ng ph\u00f9 h\u1ee3p v\u00e0 ch\u1ea5t tr\u00edch m\u1ee5n d\u1eeba c\u00f3 t\u00ednh ch\u1ea5t ch\u1ed1ng ch\u1ecbu c\u00e1c ngu\u1ed3n vi sinh v\u1eadt g\u00e2y b\u1ec7nh t\u1eeb \u0111\u1ea5t t\u1ed1t c\u1ea7n \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/p>\n

V\u00ec v\u1eady hai nh\u00e0 khoa h\u1ecdc D\u01b0\u01a1ng Minh Long v\u00e0 Nguy\u1ec5n M\u1ef9 Hoa thu\u1ed9c Khoa N\u00f4ng nghi\u1ec7p v\u00e0 Sinh h\u1ecdc \u1ee8ng d\u1ee5ng, Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc C\u1ea7n Th\u01a1 \u0111\u00e3 th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u n\u00e0y \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ed9t s\u1ed1 \u0111\u1eb7c t\u00ednh l\u00fd h\u00f3a h\u1ecdc, dinh d\u01b0\u1ee1ng c\u1ee7a c\u00e1c nguy\u00ean li\u1ec7u nh\u01b0 m\u1ee5n d\u1eeba, b\u00e3 \u0111\u00e3 tr\u1ed3ng n\u1ea5m b\u00e0o ng\u01b0, b\u00e3 \u0111\u00e3 tr\u1ed3ng n\u1ea5m r\u01a1m, b\u00f9n m\u00eda, ph\u00e2n b\u00f2 v\u00e0 x\u00e1c \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a bi\u1ec7n ph\u00e1p x\u1eed l\u00fd m\u1ee5n d\u1eeba tr\u00ean sinh tr\u01b0\u1edfng c\u00fac \u0110\u1ed3ng ti\u1ec1n. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y, b\u00f9n m\u00eda l\u00e0 nguy\u00ean li\u1ec7u c\u00f3 pH ph\u00f9 h\u1ee3p, h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m, l\u00e2n v\u00e0 Ca cao, kh\u1ea3 n\u0103ng gi\u1eef n\u01b0\u1edbc th\u1ea5p l\u00e0 nguy\u00ean li\u1ec7u t\u1ed1t \u0111\u1ec3 l\u00e0m gi\u00e1 th\u1ec3 tr\u1ed3ng hoa nh\u01b0ng c\u1ea7n \u1ee7 hoai. C\u00e1c ngu\u1ed3n nguy\u00ean li\u1ec7u kh\u00e1c c\u00f3 nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang v\u1ec1 c\u00e1c \u0111\u1eb7c t\u00ednh l\u00fd h\u00f3a h\u1ecdc v\u00e0 dinh d\u01b0\u1ee1ng, do \u0111\u00f3 c\u1ea7n kh\u1eafc ph\u1ee5c c\u00e1c nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1c nguy\u00ean li\u1ec7u khi s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m gi\u00e1 th\u1ec3 tr\u1ed3ng hoa. Vi\u1ec7c x\u1eed l\u00fd m\u1ee5n d\u1eeba tr\u01b0\u1edbc khi tr\u1ed3ng b\u1eb1ng ch\u1ebf ph\u1ea9m Trichoderma, m\u1ee5n d\u1eeba x\u1eed l\u00fd b\u1eb1ng thu\u1ed1c g\u1ed1c \u0111\u1ed3ng v\u00e0 m\u1ee5n d\u1eeba \u1ee7 hoai cho k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t. Bi\u1ec7n ph\u00e1p x\u1eed l\u00fd m\u1ee5n d\u1eeba b\u1eb1ng v\u00f4i m\u1eb7c d\u00f9 h\u1ea1n ch\u1ebf m\u1ea7m b\u1ec7nh Fursarium, nh\u01b0ng pH t\u0103ng cao c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn sinh tr\u01b0\u1edfng c\u00fac \u0110\u1ed3ng ti\u1ec1n.<\/p>\n

T\u1ea1p ch\u00ed Khoa h\u1ecdc Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc C\u1ea7n Th\u01a1 (S\u1ed1 chuy\u00ean \u0111\u1ec1 N\u00f4ng nghi\u1ec7p -2016)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

X\u00e1c \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c bi\u1ec7n ph\u00e1p x\u1eed l\u00fd nguy\u00ean li\u1ec7u ch\u1ee7 y\u1ebfu l\u00e0 x\u1eed l\u00fd m\u1ee5n d\u1eeba tr\u00ean sinh tr\u01b0\u1edfng c\u00fac \u0110\u1ed3ng ti\u1ec1n \u0111\u1ec3 n\u00f4ng d\u00e2n c\u00f3 nhi\u1ec1u l\u1ef1a ch\u1ecdn trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ngu\u1ed3n nguy\u00ean li\u1ec7u c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p nh\u1eb1m mang l\u1ea1i thu nh\u1eadp cao cho c\u00e1c h\u1ed9 d\u00e2n tr\u1ed3ng […]<\/p>\n","protected":false},"author":17,"featured_media":6850,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-6183","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/6183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=6183"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/6183\/revisions"}],"predecessor-version":[{"id":6851,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/6183\/revisions\/6851"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/6850"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=6183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=6183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=6183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}