{"id":1962,"date":"2025-07-09T16:35:48","date_gmt":"2025-07-09T09:35:48","guid":{"rendered":"https:\/\/demo9.thuythu.vn\/sinhthaimoi\/?p=1962"},"modified":"2025-07-09T16:38:30","modified_gmt":"2025-07-09T09:38:30","slug":"dac-diem-re-sau-rieng-va-ky-thuat-canh-tac","status":"publish","type":"post","link":"https:\/\/demo9.thuythu.vn\/sinhthaimoi\/dac-diem-re-sau-rieng-va-ky-thuat-canh-tac\/","title":{"rendered":"\u0110\u1eb6C \u0110I\u1ec2M R\u1ec4 C\u00c2Y S\u1ea6U RI\u00caNG V\u00c0 K\u1ef8 THU\u1eacT CANH T\u00c1C"},"content":{"rendered":"\n

S\u1ea7u ri\u00eang \u0111\u01b0\u1ee3c xem l\u00e0 vua c\u1ee7a c\u00e1c lo\u1ea1i tr\u00e1i c\u00e2y. Nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y di\u1ec7n t\u00edch s\u1ea7u ri\u00eang kh\u00f4ng ng\u1eebng m\u1edf r\u1ed9ng. K\u1ef9 thu\u1eadt tr\u1ed3ng, ch\u0103m s\u00f3c s\u1ea7u ri\u00eang \u0111\u01b0\u1ee3c b\u00e0 con v\u00f4 c\u00f9ng ch\u00fa tr\u1ecdng, nh\u1ea5t l\u00e0 k\u1ef9 thu\u1eadt ch\u0103m s\u00f3c, ph\u1ee5c h\u1ed3i r\u1ec5 s\u1ea7u ri\u00eang<\/strong>. B\u1ed9 r\u1ec5 kh\u1ecfe th\u00ec c\u00e2y m\u1edbi kh\u1ecfe, m\u1edbi ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng.<\/p>\n\n\n\n

Xem th\u00eam:<\/p>\n\n\n\n

Ch\u1ea5t k\u00edch th\u00edch sinh h\u1ecdc th\u1ef1c v\u1eadt v\u00e0 Acid Humic<\/a><\/p>\n\n\n\n

1. \u0110\u1eb7c \u0111i\u1ec3m r\u1ec5 s\u1ea7u ri\u00eang<\/h2>\n\n\n\n

R\u1ec5 l\u00e0 m\u1ed9t trong nh\u1eefng b\u1ed9 ph\u1eadn ch\u00ednh c\u1ee7a c\u00e2y. B\u1ed9 r\u1ec5 c\u00f3 ch\u1ee9c n\u0103ng h\u1ea5p thu v\u00e0 d\u1eabn truy\u1ec1n mu\u1ed1i kho\u00e1ng h\u00f2a tan, neo \u0111\u1eadu v\u00e0 c\u1ed1 \u0111\u1ecbnh, d\u1ef1 tr\u1eef v\u00e0 sinh t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 phytohormone. R\u1ec5 \u0111\u01b0\u1ee3c xem l\u00e0 b\u1ed9 ph\u1eadn kh\u1edfi \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n. M\u1ed7i nh\u00f3m c\u00e2y tr\u1ed3ng \u0111\u1ec1u c\u00f3 c\u1ea5u t\u1ea1o b\u1ed9 r\u1ec5 \u0111\u1eb7c tr\u01b0ng \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh th\u00e1i v\u00e0 th\u00edch nghi v\u1edbi m\u00f4i tr\u01b0\u1eddng s\u1ed1ng.<\/p>\n\n\n\n

1.1 R\u1ec5 c\u1ecdc s\u00e2u v\u00e0 r\u1ec5 ph\u1ee5 lan r\u1ed9ng<\/h3>\n\n\n\n

C\u00e2y s\u1ea7u ri\u00eang c\u00f3 r\u1ec5 c\u1ecdc s\u00e2u 5 – 6m, r\u1ec5 ph\u1ee5 m\u1ecdc lan d\u01b0\u1edbi t\u00e1n, r\u1ed9ng 6 – 8m, th\u1eadm ch\u00ed \u0103n r\u1ed9ng ra ngo\u00e0i t\u00e1n c\u00e2y. Ph\u1ea7n l\u1edbn b\u1ed9 r\u1ec5 t\u1eadp trung \u1edf \u0111\u1ed9 s\u00e2u 0 – 50 cm \u0111\u1ec3 h\u1ea5p th\u1ee5 n\u01b0\u1edbc v\u00e0 dinh d\u01b0\u1ee1ng. R\u1ec5 s\u1ea7u ri\u00eang kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c ng\u1eadp \u00fang, ch\u1ecbu m\u1eb7n k\u00e9m.<\/p>\n\n\n\n

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H\u1ec7 r\u1ec5 s\u1ea7u ri\u00eang<\/figcaption><\/figure>\n\n\n\n

1.2 R\u1ec5 s\u1ea7u ri\u00eang l\u00e0 r\u1ec5 n\u1ea5m – kh\u00f4ng c\u00f3 l\u00f4ng h\u00fat<\/h3>\n\n\n\n

Kh\u00e1c v\u1edbi nhi\u1ec1u lo\u1ea1i c\u00e2y tr\u1ed3ng kh\u00e1c, r\u1ec5 s\u1ea7u ri\u00eang kh\u00f4ng c\u00f3 l\u00f4ng h\u00fat. Thay v\u00e0o \u0111\u00f3, ch\u00fang s\u1eed d\u1ee5ng h\u1ec7 r\u1ec5 n\u1ea5m c\u1ed9ng sinh chuy\u00ean bi\u1ec7t \u0111\u1ec3 h\u1ea5p th\u1ee5 n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng trong \u0111\u1ea5t. Ch\u00ednh v\u00ec v\u1eady, trong canh t\u00e1c s\u1ea7u ri\u00eang, b\u00e0 con n\u00f4ng d\u00e2n lu\u00f4n ch\u00fa tr\u1ecdng vi\u1ec7c c\u1ea3i t\u1ea1o \u0111\u1ea5t, duy tr\u00ec h\u1ec7 vi sinh v\u1eadt trong \u0111\u1ea5t.<\/p>\n\n\n\n

1.3 Vai tr\u00f2 quan tr\u1ecdng c\u1ee7a b\u1ed9 r\u1ec5<\/h3>\n\n\n\n

R\u1ec5 s\u1ea7u ri\u00eang v\u00e0 c\u00e1c lo\u1ea1i c\u00e2y tr\u1ed3ng kh\u00e1c n\u00f3i chung \u0111\u01b0\u1ee3c chia l\u00e0m 3 v\u00f9ng ch\u00ednh:<\/p>\n\n\n\n

V\u00f9ng r\u1ec5 t\u1eeb g\u1ed1c \u0111\u1ebfn gi\u1eefa t\u00e1n (v\u00f9ng 1): c\u00f3 ch\u1ee9c n\u0103ng ch\u00ednh l\u00e0 neo \u0111\u1eadu, gi\u00fap c\u00e2y \u0111\u1ee9ng v\u1eefng v\u00e0 d\u1eabn truy\u1ec1n dinh d\u01b0\u1ee1ng.<\/p>\n\n\n\n

V\u00f9ng r\u1ec5 t\u1eeb gi\u1eefa t\u00e1n \u0111\u1ebfn m\u00e9p ngo\u00e0i t\u00e1n (v\u00f9ng 2): c\u00f3 ch\u1ee9c n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc v\u00e0 dinh d\u01b0\u1ee1ng nu\u00f4i th\u00e2n c\u00e0nh b\u00ean trong.<\/p>\n\n\n\n

V\u00f9ng r\u1ec5 ngo\u00e0i t\u00e1n (v\u00f9ng 3): \u0111a s\u1ed1 l\u00e0 c\u00e1c r\u1ec5 t\u01a1, n\u1ec5 non c\u00f3 ch\u1ee9c n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc, dinh d\u01b0\u1ee1ng nu\u00f4i th\u00e2n c\u00e0nh, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c c\u01a1i \u0111\u1ecdt m\u1edbi ra.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

1.4 D\u1ea5u hi\u1ec7u c\u1ee7a b\u1ed9 r\u1ec5 s\u1ea7u ri\u00eang kh\u1ecfe<\/h3>\n\n\n\n

C\u00f3 r\u1ec5 c\u1ecdc \u0111\u00e2m s\u00e2u, gi\u00fap c\u00e2y \u0111\u1ee9ng v\u1eefng v\u00e0 h\u00fat n\u01b0\u1edbc t\u1ea7ng s\u00e2u. R\u1ec5 b\u00e0ng lan r\u1ed9ng, kh\u1ecfe m\u1ea1nh, h\u1ed7 tr\u1ee3 h\u1ea5p thu dinh d\u01b0\u1ee1ng hi\u1ec7u qu\u1ea3. Tr\u00ean m\u1eb7t \u0111\u1ea5t xu\u1ea5t hi\u1ec7n nhi\u1ec1u r\u1ec5 t\u01a1 m\u00e0u v\u00e0ng s\u00e1ng, v\u1edbi ch\u00f3p r\u1ec5 tr\u1eafng \u2013 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng cho th\u1ea5y r\u1ec5 \u0111ang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u00e0 sinh tr\u01b0\u1edfng m\u1ea1nh.<\/p>\n\n\n\n

2. K\u1ef9 thu\u1eadt ch\u0103m s\u00f3c r\u1ec5 s\u1ea7u ri\u00eang<\/h2>\n\n\n\n

2.1 \u0110\u1eafp m\u00f4<\/h3>\n\n\n\n

Sau khi c\u00e0y x\u1edbi, \u0111\u00e0o m\u01b0\u01a1n l\u00ean l\u00edp ho\u1eb7c \u0111\u00e0o r\u00e3nh tho\u00e1t n\u01b0\u1edbc, ti\u1ebfn h\u00e0nh \u0111\u00e0o h\u1ed1 v\u00e0 \u0111\u1eafp m\u00f4 tr\u00ean h\u1ed1 \u0111\u00e3 \u0111\u00e0o. C\u00f4ng t\u00e1c \u0111\u1eafp m\u00f4 khi tr\u1ed3ng s\u1ea7u ri\u00eang l\u00e0 c\u1ea7n thi\u1ebft, \u0111\u1eb7c bi\u1ec7t \u1edf khu v\u1ef1c \u0110\u1ed3ng b\u1eb1ng S\u00f4ng C\u1eedu Long. \u0110\u1eafp m\u00f4 gi\u00fap cho k\u1ebft c\u1ea5u \u0111\u1ea5t v\u00f9ng r\u1ec5 tho\u00e1ng kh\u00ed, h\u1ea1n ch\u1ebf ng\u1eadp \u00fang trong m\u00f9a m\u01b0a v\u00e0 l\u00e2y lan n\u1ea5m b\u1ec7nh.<\/p>\n\n\n\n

2.2 B\u00f3n ph\u00e2n<\/h3>\n\n\n\n

D\u1ef1a v\u00e0o \u0111\u1eb7c \u0111i\u1ec3m c\u00e1c v\u00f9ng r\u1ec5 c\u1ee7a c\u00e2y \u0111\u1ec3 canh ch\u1ec9nh c\u00e1c b\u00f3n ph\u00e2n cho h\u1ee3p l\u00fd:<\/p>\n\n\n\n