T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 2 – Arkady Leokum<\/p>\n\n\n\n
C\u00f3 th\u1ec3 n\u00e0o m\u1ed9t gi\u1ed1ng c\u00e2y n\u00e0y l\u1ea1i sinh ra tr\u00e1i thu\u1ed9c gi\u1ed1ng c\u00e2y kh\u00e1c kh\u00f4ng? C\u00e2y b\u01b0\u1edfi sinh tr\u00e1i xo\u00e0i ch\u1eb3ng h\u1ea1n? C\u00f3! B\u1eb1ng c\u00e1ch gh\u00e9p c\u00e2y. N\u1ebfu ch\u1ed3i c\u1ee7a c\u00e2y l\u00ea \u0111\u01b0\u1ee3c gh\u00e9p c\u1ea9n th\u1eadn v\u00e0o v\u1ecf c\u00e2y m\u1ed9c qua ch\u1eb3ng h\u1ea1n, ch\u1ed3i l\u00ea kia s\u1ebd n\u1ea9y n\u1edf. V\u00e0 c\u00e2y m\u1ed9c qua s\u1ebd cho v\u1eeba tr\u00e1i l\u00ea v\u1eeba tr\u00e1i m\u1ed9c qua.<\/p>\n\n\n\n
B\u1eb1ng c\u00e1ch \u0111\u00f3 ng\u01b0\u1eddi ta \u0111\u00e3 gh\u00e9p c\u00e2y \u0111\u00e0o v\u00e0o c\u00e2y h\u1ea1nh \u0111\u1ec3 c\u00f3 v\u1eeba tr\u00e1i \u0111\u00e0o v\u1eeba tr\u00e1i h\u1ea1nh. \u0111\u00f4i khi ng\u01b0\u1eddi ta gh\u00e9p v\u00e0 t\u1ea1o ra \u0111\u01b0\u1ee3c nh\u1eefng gi\u1ed1ng c\u00e2y m\u1edbi l\u1ea1. tuy nhi\u00ean, s\u1ef1 gh\u00e9p c\u00e2y v\u1eabn ch\u01b0a chi\u1ebfm m\u1ed9t v\u1ecb tr\u00ed quan tr\u1ecdng trong n\u00f4ng nghi\u1ec7p. Nh\u01b0ng c\u00e1i l\u1ee3i c\u1ee7a vi\u1ec7c gh\u00e9p (th\u00e1p c\u00e0nh) l\u00e0 nh\u00e0 v\u01b0\u1eddn c\u00f3 th\u1ec3 ch\u1eafc ch\u1eafn r\u1eb1ng c\u00e2y non gh\u00e9p s\u1ebd c\u00f3 c\u00f9ng t\u00ednh ch\u1ea5t v\u00e0 lo\u1ea1i v\u1edbi c\u00e2y m\u1eb9. Ngh\u0129a l\u00e0 m\u1ed9t m\u1ea7m cam gh\u00e9p m\u1ed9t c\u00e2y kh\u00e1c c\u0169ng s\u1ebd sinh tr\u00e1i cam.<\/p>\n\n\n\n
C\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p (th\u00e1p) c\u00e2y, nh\u01b0ng c\u00f3 hai qui lu\u1eadt ch\u1ee7 y\u1ebfu: m\u1ed9t, ch\u1ec9 nh\u1eefng c\u00e2y c\u00f9ng h\u1ecd v\u1edbi nhau m\u1edbi gh\u00e9p v\u00e0o nhau \u0111\u01b0\u1ee3c. Ch\u1eb3ng h\u1ea1n c\u00f3 th\u1ec3 gh\u00e9p m\u1ea7m cam v\u00e0o c\u00e2y b\u01b0\u1edfi, m\u1ea7m chanh v\u00e0o c\u00e2y qu\u00edt, ch\u1edb kh\u00f4ng th\u1ec3 gh\u00e9p m\u1ea7m c\u00e2y xo\u00e0i v\u00e0o c\u00e2y m\u00edt. Hai, t\u1ea7ng ph\u00e1t sinh c\u1ee7a m\u1ea7m c\u00e2y gh\u00e9p ph\u1ea3i \u00e1p s\u00e1t v\u00e0o t\u1ea7ng ph\u00e1t sinh c\u1ee7a c\u00e2y ch\u1ee7 (c\u00e2y c\u00f3 g\u1ed1c). N\u1ebfu kh\u00f4ng nh\u01b0 v\u1eady th\u00ec m\u1ea7m gh\u00e9p kh\u00f4ng th\u1ec3 ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n
Kh\u00f4ng nh\u1eefng c\u00f3 th\u1ec3 gh\u00e9p m\u1ed9t m\u1ea7m c\u00e2y v\u00e0o v\u1ebft c\u1eaft v\u1ecf c\u1ee7a c\u00e2y kh\u00e1c m\u00e0 c\u00f2n c\u00f3 th\u1ec3 gh\u00e9p c\u1ea3 m\u1ed9t c\u00e0nh c\u00e2y v\u00e0o ch\u1ed7 n\u1ee9t b\u1eb1ng c\u00e1ch \u201cch\u00eam\u201d c\u00e0nh gh\u00e9p v\u00e0o ch\u1ed7 n\u1ee9t c\u1ee7a c\u00e2y kh\u00e1c. \u0111i\u1ec1u th\u00fa v\u1ecb l\u00e0 vi\u1ec7c gh\u00e9p (th\u00e1p) n\u00e0y c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u1ea3 \u0111\u1ed9ng v\u1eadt. Ch\u1eb3ng h\u1ea1n ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 gh\u00e9p \u0111\u1ec3 thay th\u1ebf m\u1eaft c\u1ee7a nh\u1eefng sinh v\u1eadt nh\u01b0 c\u00f3c, nh\u00e1i, chu\u1ed9t, th\u1ecf. Khoa gi\u1ea3i ph\u1eabu c\u00f3 th\u1ec3 r\u00fat kinh nghi\u1ec7m t\u1eeb vi\u1ec7c gh\u00e9p c\u01a1 th\u1ec3 lo\u00e0i v\u1eadt \u0111\u1ec3 \u00e1p d\u1ee5ng cho con ng\u01b0\u1eddi, \u0111\u1ec3 thay th\u1ebf m\u1ed9t d\u1ecb t\u1eadt ho\u1eb7c th\u01b0\u01a1ng t\u1eadt. Ng\u00e0y nay, ng\u01b0\u1eddi ta \u0111\u00e3 c\u00f3 th\u1ec3 l\u1ea5y m\u1ed9t kh\u00fac x\u01b0\u01a1ng s\u01b0\u1eddn c\u1ee5t \u0111\u1ec3 gh\u00e9p thay th\u1ebf cho x\u01b0\u01a1ng s\u1ed1ng m\u0169i ho\u1eb7c gh\u00e9p da \u0111\u1ec3 thay th\u1ebf ch\u1ed7 da b\u1ecb ph\u1ecfng.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 2 – Arkady Leokum C\u00f3 th\u1ec3 n\u00e0o m\u1ed9t gi\u1ed1ng c\u00e2y n\u00e0y l\u1ea1i sinh ra tr\u00e1i thu\u1ed9c gi\u1ed1ng c\u00e2y kh\u00e1c kh\u00f4ng? C\u00e2y b\u01b0\u1edfi sinh tr\u00e1i xo\u00e0i ch\u1eb3ng h\u1ea1n? C\u00f3! B\u1eb1ng c\u00e1ch gh\u00e9p c\u00e2y. N\u1ebfu ch\u1ed3i c\u1ee7a c\u00e2y l\u00ea \u0111\u01b0\u1ee3c gh\u00e9p c\u1ea9n th\u1eadn v\u00e0o v\u1ecf […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-13762","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=13762"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13762\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=13762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=13762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=13762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}