{"id":900,"date":"2026-04-09T10:12:03","date_gmt":"2026-04-09T10:12:03","guid":{"rendered":"https:\/\/exgarden.hoangviet.edu.vn\/xuong-rong-tai-tho\/"},"modified":"2026-04-09T10:12:03","modified_gmt":"2026-04-09T10:12:03","slug":"xuong-rong-tai-tho","status":"publish","type":"post","link":"https:\/\/exgarden.hoangviet.edu.vn\/?p=900","title":{"rendered":"X\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf"},"content":{"rendered":"<p>C\u00e2y x\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf (t\u00ean khoa h\u1ecdc: Opuntia microdasys): Th\u00e2n m\u1ecdng n\u01b0\u1edbc, d\u1ea1ng d\u1eb9t, g\u1ed3m nhi\u1ec1u \u0111\u1ed1t h\u00ecnh b\u1ea7u d\u1ee5c ho\u1eb7c tr\u00f2n, m\u1ecdc ch\u1ed3ng l\u00ean nhau gi\u1ed1ng \u201ctai th\u1ecf\u201d; m\u00e0u xanh l\u1ee5c. Tr\u00ean b\u1ec1 m\u1eb7t th\u00e2n c\u00f3 nhi\u1ec1u c\u1ee5m gai nh\u1ecf d\u1ea1ng ch\u00f9m (glochid) m\u00e0u tr\u1eafng ho\u1eb7c v\u00e0ng, nh\u00ecn m\u1ec1m nh\u01b0ng d\u1ec5 g\u00e2y k\u00edch \u1ee9ng. Kh\u00f4ng c\u00f3 l\u00e1 th\u1eadt (l\u00e1 ti\u00eau gi\u1ea3m th\u00e0nh gai).<\/p>\n<p>Hoa m\u1ecdc \u1edf m\u00e9p c\u00e1c \u0111\u1ed1t th\u00e2n; hoa kh\u00e1 l\u1edbn, m\u00e0u v\u00e0ng t\u01b0\u01a1i; qu\u1ea3 h\u00ecnh b\u1ea7u d\u1ee5c, c\u00f3 th\u1ec3 m\u00e0u \u0111\u1ecf khi ch\u00edn.<\/p>\n<p>Lo\u00e0i c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Mexico; \u0111\u01b0\u1ee3c tr\u1ed3ng ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam l\u00e0m c\u00e2y c\u1ea3nh. C\u00e2y \u01b0a kh\u00ed h\u1eadu n\u00f3ng, kh\u00f4, nhi\u1ec1u \u00e1nh s\u00e1ng; th\u00edch h\u1ee3p v\u1edbi \u0111\u1ea5t t\u01a1i x\u1ed1p, tho\u00e1t n\u01b0\u1edbc t\u1ed1t; ch\u1ecbu h\u1ea1n r\u1ea5t t\u1ed1t nh\u01b0ng kh\u00f4ng ch\u1ecbu \u00fang.<\/p>\n<p>Ra hoa v\u00e0o m\u00f9a xu\u00e2n \u2013 h\u00e8 khi \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i.<\/p>\n<p>C\u00e2y th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed3ng trong ch\u1eadu nh\u1ecf, trang tr\u00ed b\u00e0n l\u00e0m vi\u1ec7c, s\u00e2n v\u01b0\u1eddn; c\u00f3 h\u00ecnh d\u00e1ng \u0111\u1ed9c \u0111\u00e1o, d\u1ec5 ch\u0103m s\u00f3c.<\/p>\n<p>\u2013 Trong ch\u01b0\u01a1ng tr\u00ecnh Sinh h\u1ecdc , x\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf thu\u1ed9c nh\u00f3m th\u1ef1c v\u1eadt m\u1ecdng n\u01b0\u1edbc, ch\u1ecbu h\u1ea1n. Th\u00e2n d\u00e0y gi\u00fap t\u00edch tr\u1eef n\u01b0\u1edbc; l\u00e1 ti\u00eau gi\u1ea3m th\u00e0nh gai gi\u00fap h\u1ea1n ch\u1ebf tho\u00e1t h\u01a1i n\u01b0\u1edbc v\u00e0 b\u1ea3o v\u1ec7 c\u00e2y. \u0110\u00e2y l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m th\u00edch nghi ti\u00eau bi\u1ec3u c\u1ee7a th\u1ef1c v\u1eadt s\u1ed1ng \u1edf m\u00f4i tr\u01b0\u1eddng kh\u00f4 h\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e2y x\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf (t\u00ean khoa h\u1ecdc: Opuntia microdasys): Th\u00e2n m\u1ecdng n\u01b0\u1edbc, d\u1ea1ng d\u1eb9t, g\u1ed3m nhi\u1ec1u \u0111\u1ed1t h\u00ecnh b\u1ea7u d\u1ee5c ho\u1eb7c tr\u00f2n, m\u1ecdc ch\u1ed3ng l\u00ean nhau gi\u1ed1ng \u201ctai th\u1ecf\u201d; m\u00e0u xanh l\u1ee5c. Tr\u00ean b\u1ec1 m\u1eb7t th\u00e2n c\u00f3 nhi\u1ec1u c\u1ee5m gai nh\u1ecf d\u1ea1ng ch\u00f9m (glochid) m\u00e0u tr\u1eafng ho\u1eb7c v\u00e0ng, nh\u00ecn m\u1ec1m nh\u01b0ng d\u1ec5 g\u00e2y k\u00edch [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"footnotes":""},"categories":[13],"tags":[],"class_list":["post-900","post","type-post","status-publish","format-standard","hentry","category-class11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>X\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf - V\u01b0\u1eddn Th\u1ef1c Nghi\u1ec7m 4.0<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exgarden.hoangviet.edu.vn\/?p=900\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"X\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf - V\u01b0\u1eddn Th\u1ef1c Nghi\u1ec7m 4.0\" \/>\n<meta property=\"og:description\" content=\"C\u00e2y x\u01b0\u01a1ng r\u1ed3ng tai th\u1ecf (t\u00ean khoa h\u1ecdc: Opuntia microdasys): Th\u00e2n m\u1ecdng n\u01b0\u1edbc, d\u1ea1ng d\u1eb9t, g\u1ed3m nhi\u1ec1u \u0111\u1ed1t h\u00ecnh b\u1ea7u d\u1ee5c ho\u1eb7c tr\u00f2n, m\u1ecdc ch\u1ed3ng l\u00ean nhau gi\u1ed1ng \u201ctai th\u1ecf\u201d; m\u00e0u xanh l\u1ee5c. 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