{"id":601,"date":"2025-10-08T07:51:27","date_gmt":"2025-10-08T07:51:27","guid":{"rendered":"https:\/\/embedai.cloud\/?p=601"},"modified":"2025-10-08T07:51:30","modified_gmt":"2025-10-08T07:51:30","slug":"ky-thuat-cham-soc-cay-dau","status":"publish","type":"post","link":"https:\/\/supelamthao.vn\/?p=601","title":{"rendered":"K\u1ef9 thu\u1eadt ch\u0103m s\u00f3c c\u00e2y \u0111\u1eadu"},"content":{"rendered":"\n

H\u01b0\u1edbng d\u1eabn tr\u1ed3ng \u0111\u1eadu – t\u1eadn d\u1ee5ng t\u1ed1i \u0111a l\u01b0\u1ee3ng ph\u00e2n b\u00f3n cho c\u00e2y \u0111\u1eadu<\/strong><\/p>\n\n\n\n

C\u00e2y h\u1ecd \u0111\u1eadu l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y thu\u1ed9c h\u1ecd Fabaceae (ho\u1eb7c Leguminosae), ho\u1eb7c qu\u1ea3 ho\u1eb7c h\u1ea1t c\u1ee7a c\u00e2y \u0111\u00f3 (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 xung, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4, tr\u01b0\u1edfng th\u00e0nh).<\/p>\n\n\n\n

C\u00e2y h\u1ecd \u0111\u1eadu \u0111\u01b0\u1ee3c tr\u1ed3ng trong n\u00f4ng nghi\u1ec7p, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c con ng\u01b0\u1eddi ti\u00eau th\u1ee5, l\u00e0m th\u1ee9c \u0103n \u1ee7 chua cho gia s\u00fac v\u00e0 l\u00e0m ph\u00e2n xanh t\u0103ng c\u01b0\u1eddng cho \u0111\u1ea5t. C\u00e1c lo\u1ea1i \u0111\u1eadu n\u1ed5i ti\u1ebfng bao g\u1ed3m c\u1ecf linh l\u0103ng, c\u1ecf ba l\u00e1, \u0111\u1eadu, \u0111\u1eadu H\u00e0 Lan, \u0111\u1eadu xanh, \u0111\u1eadu l\u0103ng, \u0111\u1eadu lupin, c\u00e2y g\u1ed7 th\u00f4ng v\u00e0ng (mesquite), minh quy\u1ebft, \u0111\u1eadu n\u00e0nh, \u0111\u1eadu ph\u1ed9ng v\u00e0 me.<\/p>\n\n\n\n

C\u00e1c lo\u1ea1i \u0111\u1eadu t\u1ea1o ra m\u1ed9t lo\u1ea1i qu\u1ea3 \u0111\u1ed9c \u0111\u00e1o – m\u1ed9t lo\u1ea1i qu\u1ea3 kh\u00f4 \u0111\u01a1n gi\u1ea3n ph\u00e1t tri\u1ec3n t\u1eeb m\u1ed9t l\u00e1 no\u00e3n \u0111\u01a1n gi\u1ea3n v\u00e0 th\u01b0\u1eddng t\u00e1ch v\u1ecf (m\u1edf d\u1ecdc theo m\u1ed9t \u0111\u01b0\u1eddng g\u00e2n) \u1edf hai b\u00ean.<\/p>\n\n\n\n

C\u00e1c c\u00e2y h\u1ecd \u0111\u1eadu \u0111\u00e1ng ch\u00fa \u00fd \u1edf ch\u1ed7 h\u1ea7u h\u1ebft ch\u00fang c\u00f3 vi khu\u1ea9n c\u1ed1 \u0111\u1ecbnh \u0111\u1ea1m c\u1ed9ng sinh trong c\u00e1c c\u1ea5u tr\u00fac g\u1ecdi l\u00e0 n\u1ed1t s\u1ea7n. V\u00ec l\u00fd do \u0111\u00f3, h\u1ecd \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong lu\u00e2n canh c\u00e2y tr\u1ed3ng.<\/p>\n\n\n\n

Khuy\u1ebfn ngh\u1ecb \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 vi\u1ec7c b\u00f3n ph\u00e2n cho \u0111\u1eadu<\/strong><\/p>\n\n\n\n

B\u00f3n ph\u00e2n cho \u0111\u1eadu c\u00f4 ve<\/strong><\/p>\n\n\n\n

Ph\u01b0\u01a1ng th\u1ee9c tr\u1ed3ng: \u0110\u1ed3ng ru\u1ed9ng.
M\u1eadt \u0111\u1ed9 c\u00e2y tr\u1ed3ng: 100.000 – 350.000 c\u00e2y\/ha.  
N\u0103ng su\u1ea5t d\u1ef1 ki\u1ebfn: 9-20 t\u1ea5n \/ ha, t\u00f9y theo gi\u1ed1ng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu ho\u1ea1ch (th\u1ee7 c\u00f4ng hay c\u01a1 gi\u1edbi). <\/p>\n\n\n\n

\u0110\u1ed9 nh\u1ea1y:<\/p>\n\n\n\n

\u0110\u1ed9 m\u1eb7n . C\u00e2y tr\u1ed3ng kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9 m\u1eb7n trong \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc.<\/p>\n\n\n\n

\u0110\u1ed9 pH . C\u00e2y tr\u1ed3ng r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi pH <6,0. Thi\u1ebfu Mg c\u00f3 th\u1ec3 x\u1ea3y ra \u1edf \u0111\u1ea5t chua.<\/p>\n\n\n\n

C\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng vi l\u01b0\u1ee3ng . C\u00e2y tr\u1ed3ng nh\u1ea1y c\u1ea3m v\u1edbi qu\u00e1 nhi\u1ec1u Boron v\u00e0 thi\u1ebfu \u0110\u1ed3ng, Molypden v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 K\u1ebdm. <\/p>\n\n\n\n

<\/a>H\u1ea5p thu c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng \u0111a l\u01b0\u1ee3ng (kg \/ ha) v\u1edbi n\u0103ng su\u1ea5t 13 t\u1ea5n \/<\/strong> ha <\/p>\n\n\n\n

N<\/td>P2<\/sub>O 5<\/sub><\/td>K2<\/sub>O<\/td>MgO<\/td>CaO<\/td><\/tr><\/thead>
<\/td><\/td><\/td><\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 B\u00f3n l\u00f3t (kg \/ ha) <\/p>\n\n\n\n

N<\/td>AS*<\/td>P2<\/sub>O5<\/sub><\/td>SSP **<\/td>K2<\/sub>O<\/td>SOP **<\/td><\/tr><\/thead>
<\/td><\/td><\/td><\/td><\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 N\u00ean tr\u1ed9n \u0111\u1ec1u ph\u00e2n b\u00f3n v\u00e0o \u0111\u1ea5t, l\u01b0u \u00fd t\u00ednh ch\u1ea5t nh\u1ea1y c\u1ea3m c\u1ee7a c\u00e2y \u0111\u1ed1i v\u1edbi n\u1ed3ng \u0111\u1ed9 mu\u1ed1i cao.<\/p>\n\n\n\n

*Amoni Sunfat (21-0-0).
** = Supephotphat \u0111\u01a1n (0-20-0).
***= Kali sunphat (0-50-0) h\u00f2a tan m\u1ed9t ph\u1ea7n. <\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh b\u00f3n<\/strong> <\/p>\n\n\n\n

Giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n<\/td>T\u1ef7 l\u1ec7 (kg\/ha\/ng\u00e0y)<\/td><\/tr>
N<\/td>P2<\/sub>O5<\/sub><\/td>K2<\/sub>O<\/td>Ur\u00ea<\/td>MAP *<\/td>K**<\/td><\/tr><\/thead>
Tr\u1ed3ng<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Sinh d\u01b0\u1ee1ng – Ra hoa<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
\u0110\u1eadu tr\u00e1i – Cu\u1ed1i v\u1ee5 thu ho\u1ea1ch<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 *  = Mono-Ammonium Phosphate <\/p>\n\n\n\n

** = Potassium nitrate <\/p>\n\n\n\n

C\u00e1c \u0111i\u1ec3m c\u1ea7n xem x\u00e9t<\/strong><\/p>\n\n\n\n

    \n
  • Vi\u1ec7c b\u00f3n ph\u00e2n sau khi gieo b\u1eb1ng c\u00e1ch t\u01b0\u1edbi ph\u00e2n\u00a0r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng cung c\u1ea5p c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/li>\n\n\n\n
  • \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i b\u00f3n ph\u00e2n nitrat t\u01b0\u01a1ng \u0111\u1ed1i th\u01b0\u1eddng xuy\u00ean (v\u1edbi m\u1ed7i chu k\u1ef3 t\u01b0\u1edbi) cho \u0111\u1ebfn khi t\u00e1n l\u00e1 ph\u00e1t tri\u1ec3n t\u1ed1t \u0111\u00e3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh.<\/li>\n\n\n\n
  • Kali n\u00ean \u0111\u01b0\u1ee3c b\u00f3n v\u1edbi l\u01b0\u1ee3ng t\u0103ng l\u00ean trong khi v\u1ecf qu\u1ea3 \u0111ang b\u1eaft \u0111\u1ea7u ph\u00e1t tri\u1ec3n m\u1ea1nh.<\/li>\n\n\n\n
  • T\u1ef7 l\u1ec7 K \/ N t\u1ed1t nh\u1ea5t n\u00ean l\u00e0 3\/1.<\/li>\n\n\n\n
  • K ho\u00e0n to\u00e0n c\u1ea7n thi\u1ebft \u1edf giai \u0111o\u1ea1n n\u00e0y nh\u01b0 l\u00e0 ngu\u1ed3n K duy nh\u1ea5t v\u00ec n\u00f3 ho\u00e0n to\u00e0n h\u00f2a tan trong n\u01b0\u1edbc v\u00e0 kh\u00f4ng c\u00f3 clorua.\u00a0Kali nitrat \u0111\u01b0\u1ee3c c\u00e2y h\u1ea5p th\u1ee5 ho\u00e0n to\u00e0n v\u00e0 do \u0111\u00f3, kh\u00f4ng c\u00f3 mu\u1ed1i n\u00e0o s\u1ebd t\u00edch t\u1ee5 trong \u0111\u1ea5t.\u00a0\u0110\u00e2y l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 tr\u00e1nh m\u1eb7n m\u00e0 lo\u1ea1i c\u00e2y tr\u1ed3ng n\u00e0y c\u1ef1c k\u1ef3 nh\u1ea1y c\u1ea3m.<\/li>\n<\/ul>\n\n\n\n

    K c\u0169ng c\u00f3 l\u1ee3i do t\u1ef7 l\u1ec7 K \/ N l\u00e0 3\/1. <\/p>\n\n\n\n

    C\u00e1c bi\u1ec7n ph\u00e1p b\u00f3n ph\u00e2n b\u1ed5 sung t\u00f9y ch\u1ecdn<\/strong><\/p>\n\n\n\n

    B\u00f3n l\u00e1 NPK (12-2-4)<\/strong><\/p>\n\n\n\n

    T\u1ef7 l\u1ec7 b\u00f3n: 1-2%; 3-4 Kg \/ Ha.
    Th\u1eddi gian b\u00f3n: B\u1eaft \u0111\u1ea7u b\u00f3n khi nh\u1eefng b\u00f4ng hoa \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n, phun l\u1eb7p l\u1ea1i trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u1ecf qu\u1ea3 cho \u0111\u1ebfn khi thu ho\u1ea1ch c\u00e1ch nhau 7-10 ng\u00e0y.<\/p>\n\n\n\n

    B\u00f3n l\u00f3t (12-61-0)<\/strong><\/p>\n\n\n\n

    T\u1ef7 l\u1ec7 b\u00f3n: 0,5 -1%; 2-3 Kg \/ Ha.
    Th\u1eddi gian b\u00f3n: B\u1eaft \u0111\u1ea7u b\u00f3n khi nh\u1eefng b\u00f4ng hoa \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n, l\u1eb7p l\u1ea1i c\u00e1c l\u1ea7n phun cho \u0111\u1ebfn khi h\u00ecnh th\u00e0nh qu\u1ea3 c\u00e1ch nhau 7-10 ng\u00e0y. <\/p>\n\n\n\n

    <\/a>B\u00f3n ph\u00e2n cho \u0111\u1eadu kh\u00f4<\/strong><\/p>\n\n\n\n

    C\u00e1c y\u1ebfu t\u1ed1 v\u0129 m\u00f4 b\u1ecb lo\u1ea1i b\u1ecf b\u1edfi 1 t\u1ea5n s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddn<\/p>\n\n\n\n

    N<\/td>P<\/td>K<\/td>Ca<\/td>Mg<\/td>S<\/td><\/tr>
    ————————————————– -Kg \/ t\u1ea5n —————————————–<\/td><\/tr><\/thead>
     <\/td><\/td><\/td><\/td><\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     B\u00f3n ph\u00e2n cho \u0111\u1eadu xanh<\/strong><\/p>\n\n\n\n

    C\u00e1c y\u1ebfu t\u1ed1 v\u0129 m\u00f4 1 t\u1ea5n s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng<\/p>\n\n\n\n

    N<\/td>P<\/td>K<\/td>Ca<\/td>Mg<\/td>S<\/td><\/tr>
    ————————————————– -Kg \/ t\u1ea5n —————————————–<\/td><\/tr><\/thead>
     <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     H\u01b0\u1edbng d\u1eabn ph\u00e2n t\u00edch c\u00e2y tr\u1ed3ng<\/strong><\/p>\n\n\n\n

    Ph\u1ea1m vi cung c\u1ea5p \u0111\u1ee7 ch\u1ea5t dinh d\u01b0\u1ee1ng <\/p>\n\n\n\n

    \u0110\u1eadu<\/td>N<\/td>S<\/td>P<\/td>K<\/td>Mg<\/td>Ca<\/td>Na<\/td>B<\/td>Zn<\/td>Mn<\/td>Fe<\/td>Cu<\/td>Al<\/td>Mo<\/td><\/tr>
    ——————–% ——————–<\/td>—— ppm ——–<\/td><\/tr><\/thead>
    T\u1eeb<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td> <\/td><\/tr>
    \u0110\u1ebfn<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     L\u1ea5y m\u1eabu t\u1eeb b\u1ed9 ph\u1eadn c\u1ee7a c\u00e2y <\/strong><\/p>\n\n\n\n

    th\u1eddi gian l\u1ea5y m\u1eabu<\/td>Gi\u1eefa qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n<\/td><\/tr>
    B\u1ed9 ph\u1eadn c\u1ee7a c\u00e2y<\/td>Cu\u1ed1ng l\u00e1 th\u1ee9 4 t\u1eeb ng\u1ecdn<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     Quy tr\u00ecnh l\u1ea5y m\u1eabu m\u00f4 c\u00e2y<\/strong> <\/p>\n\n\n\n

    Giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n<\/td>Ph\u1ea7n th\u1ef1c v\u1eadt<\/td><\/tr><\/thead>
    Tr\u01b0\u1edbc ho\u1eb7c l\u00fac n\u1edf ban \u0111\u1ea7u<\/td>L\u00e1 ph\u00e1t tri\u1ec3n \u0111\u1ea7y \u0111\u1ee7 \u1edf \u0111\u1ea7u c\u00e2y<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     \u0110\u1eadu<\/strong><\/p>\n\n\n\n

    Ph\u01b0\u01a1ng th\u1ee9c tr\u1ed3ng: Ru\u1ed9ng.
    M\u1eadt \u0111\u1ed9 c\u00e2y tr\u1ed3ng: 100.000 – 350.000 c\u00e2y \/ ha.  
    N\u0103ng su\u1ea5t d\u1ef1 ki\u1ebfn: 9-20 t\u1ea5n \/ ha, t\u00f9y theo gi\u1ed1ng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu ho\u1ea1ch (th\u1ee7 c\u00f4ng hay c\u01a1 gi\u1edbi).
    S\u1ed1 ng\u00e0y \u0111\u1ebfn h\u1ea1n: 52 – 60. <\/p>\n\n\n\n

    \u0110\u1ed9 nh\u1ea1y:<\/p>\n\n\n\n

    \u0110\u1ed9 m\u1eb7n. C\u00e2y tr\u1ed3ng r\u1ea5t kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9 m\u1eb7n trong \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc.<\/p>\n\n\n\n

    \u0111\u1ed9 pH. C\u00e2y tr\u1ed3ng ph\u00e1t tri\u1ec3n t\u1ed1t nh\u1ea5t \u1edf pH 6,0-6,5. \u0110\u1ed9c t\u00ednh \/ thi\u1ebfu h\u1ee5t vi ch\u1ea5t dinh d\u01b0\u1ee1ng c\u00f3 th\u1ec3 x\u1ea3y ra \u1edf c\u00e1c gi\u00e1 tr\u1ecb axit cao h\u01a1n. C\u1ea7n b\u00f3n v\u00f4i cho \u0111\u1ea5t tr\u01b0\u1edbc khi tr\u1ed3ng \u0111\u1eadu 2-4 th\u00e1ng.<\/p>\n\n\n\n

    C\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng vi l\u01b0\u1ee3ng. C\u00e2y tr\u1ed3ng nh\u1ea1y c\u1ea3m v\u1edbi qu\u00e1 nhi\u1ec1u Boron v\u00e0 thi\u1ebfu \u0110\u1ed3ng, Molypden v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 K\u1ebdm. <\/p>\n\n\n\n

    <\/a>C\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng \u0111a l\u01b0\u1ee3ng c\u1ea7n cung c\u1ea5p (kg \/ ha) v\u1edbi n\u0103ng su\u1ea5t 13 t\u1ea5n \/ ha <\/strong><\/p>\n\n\n\n

    N<\/td>P2<\/sub>O5<\/sub><\/td>K2<\/sub>O<\/td>MgO<\/td>CaO<\/td><\/tr><\/thead>
     <\/td> <\/td> <\/td> <\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     B\u00f3n l\u00f3t<\/strong> <\/p>\n\n\n\n

    B\u00f3n t\u1ea5t c\u1ea3 P, Mg, Ca v\u00e0 1\/3 l\u01b0\u1ee3ng N v\u00e0 2\/3 l\u01b0\u1ee3ng K, t\u1ed1t nh\u1ea5t l\u00e0 b\u00f3n r\u1ed9ng r\u00e3i tr\u00ean to\u00e0n b\u1ed9 di\u1ec7n t\u00edch. Vi\u1ec7c \u0111\u1eb7t d\u1ea3i b\u00ean d\u01b0\u1edbi h\u00e0ng gieo h\u1ea1t r\u1ea5t r\u1ee7i ro do d\u1ec5 b\u1ecb ch\u00e1y ph\u00e2n b\u00f3n. <\/p>\n\n\n\n

    B\u00f3n th\u00fac<\/strong><\/p>\n\n\n\n

    B\u00f3n 200-230 kg K khi \u0111\u1eadu \u0111\u01b0\u1ee3c 3-4 tu\u1ea7n tu\u1ed5i. <\/p>\n\n\n\n

    <\/a>B\u00f3n ph\u00e2n cho \u0111\u1eadu t\u1eb1m<\/strong><\/p>\n\n\n\n

    C\u00e1c y\u1ebfu t\u1ed1 v\u0129 m\u00f4 1 t\u1ea5n s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng <\/p>\n\n\n\n

    N<\/td>P<\/td>K<\/td>Ca<\/td>Mg<\/td>S<\/td><\/tr>
    ————————————————– -Kg \/ t\u1ea5n —————————————–<\/td><\/tr><\/thead>
     <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     B\u00f3n ph\u00e2n kh\u00f4ng c\u1ea7n \u0111\u1ea5t cho \u0111\u1eadu<\/strong><\/p>\n\n\n\n

    C\u01a1 s\u1edf d\u1eef li\u1ec7u dinh d\u01b0\u1ee1ng cho \u0111\u1eadu <\/p>\n\n\n\n

     <\/td>N\u1ed3ng \u0111\u1ed9<\/strong><\/td><\/tr>
     <\/td>B\u00f4ng kho\u00e1ng<\/td>B\u00f4ng kho\u00e1ng (t\u00e1i s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc)<\/td>Th\u1ef1c v\u1eadt – ch\u1ea5t kh\u00f4 (7-8%)<\/td><\/tr>
    Tham s\u1ed1<\/td>Dung d\u1ecbch dinh d\u01b0\u1ee1ng<\/td>M\u00f4i tr\u01b0\u1eddng g\u1ed1c.<\/td>Dung d\u1ecbch dinh d\u01b0\u1ee1ng<\/td>M\u00f4i tr\u01b0\u1eddng g\u1ed1c.<\/td>Ph\u1ea1m vi h\u01b0\u1edbng d\u1eabn<\/td>Thi\u1ebfu<\/td>Th\u1eeba<\/td><\/tr><\/thead>
    EC (mS \/ cm)<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
     <\/td>(mg \/ l)<\/td>(mg \/ l)<\/td>(%)<\/td><\/tr>
    NH 4<\/sub><\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    N-NH 4<\/sub><\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    K trong nh\u1ef1a c\u00e2y<\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    K<\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    Ca<\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    Mg<\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    N, t\u1ed5ng s\u1ed1<\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    NO3<\/sub><\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    N-NO3<\/sub><\/td><\/td><\/td><\/td><\/td><\/td> <\/td> <\/td><\/tr>
    S, <\/td> <\/td> <\/td> <\/td> <\/td><\/td> <\/td> <\/td><\/tr>
    SO4<\/sub><\/td><\/td><\/td><\/td> <\/td><\/td> <\/td> <\/td><\/tr>
    P<\/td><\/td><\/td><\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    H 2<\/sub> PO 4<\/sub><\/td><\/td><\/td><\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
     <\/td> <\/td> <\/td> <\/td> <\/td>mg \/ Kg (ppm)<\/td><\/tr>
    Fe<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    Mn<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    Zn<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    B<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    Cu<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
    Mo<\/td><\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

     L\u01b0u \u00fd quan tr\u1ecdng: C\u01a1 s\u1edf d\u1eef li\u1ec7u a \/ m \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n tho\u00e1t h\u01a1i n\u01b0\u1edbc th\u1ea5p v\u00e0 EC c\u1ee7a n\u01b0\u1edbc th\u1ea5p. C\u1ea7n gi\u1ea3m \u0111\u00e1ng k\u1ec3 v\u00e0 theo t\u1ef7 l\u1ec7 n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng \u0111a l\u01b0\u1ee3ng \u0111\u1ec3 b\u00f9 \u0111\u1eafp cho n\u01b0\u1edbc c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p h\u01a1n ph\u1ed5 bi\u1ebfn trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c.  <\/p>\n\n\n\n

    C\u00e1ch b\u00f3n ph\u00e2n<\/strong><\/h4>\n\n\n\n

    X\u00e1c \u0111\u1ecbnh nhu c\u1ea7u ph\u00e2n b\u00f3n b\u1eb1ng c\u00e1ch ki\u1ec3m tra \u0111\u1ea5t. N\u00f3i chung, 272 kg 10-10-10 m\u1ed7i ha l\u00e0 ph\u00f9 h\u1ee3p n\u1ebfu \u00edt nh\u1ea5t \u00bd l\u01b0\u1ee3ng ph\u00e2n b\u00f3n \u0111\u01b0\u1ee3c \u0111\u1eb7t sang m\u1ed9t b\u00ean v\u00e0 th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi h\u1ea1t gi\u1ed1ng. Kh\u00f4ng s\u1eed d\u1ee5ng nhi\u1ec1u h\u01a1n 272 kg trong v\u1ecb tr\u00ed r\u1ea3i v\u00ec \u0111\u1eadu r\u1ea5t d\u1ec5 b\u1ecb ch\u00e1y ph\u00e2n. <\/p>\n\n\n\n

    N\u1ebfu r\u1ea3i ph\u00e2n, h\u00e3y t\u0103ng t\u1ef7 l\u1ec7 kho\u1ea3ng 1\/3 \u0111\u1ebfn 1\/2. Ph\u00e1t s\u00f3ng gi\u00fap lo\u1ea1i b\u1ecf nguy c\u01a1 b\u1ecfng. B\u1ecdc th\u00eam 9 kg nit\u01a1 nitrat khi \u0111\u1eadu \u0111\u01b0\u1ee3c ba \u0111\u1ebfn b\u1ed1n tu\u1ea7n tu\u1ed5i \u0111\u1ec3 n\u00e2ng t\u1ed5ng l\u01b0\u1ee3ng nit\u01a1 b\u00f3n l\u00ean \u0111\u1ebfn kho\u1ea3ng 500 kg. C\u00f3 th\u1ec3 c\u1ea7n b\u1ed5 sung nit\u01a1 n\u1ebfu x\u1ea3y ra m\u01b0a r\u1eeda tr\u00f4i l\u1edbn. N\u1ebfu magi\u00ea v\u00e0 \/ ho\u1eb7c k\u1ebdm trong \u0111\u1ea5t th\u1ea5p, h\u00e3y th\u00eam c\u00e1c nguy\u00ean t\u1ed1 n\u00e0y v\u00e0o ph\u00e2n b\u00f3n. <\/p>\n\n\n\n

    C\u1ea7n th\u00eam th\u00f4ng tin v\u1ec1 vi\u1ec7c tr\u1ed3ng \u0111\u1eadu? B\u1ea1n lu\u00f4n c\u00f3 th\u1ec3 quay tr\u1edf l\u1ea1i v\u1edbi  ph\u00e2n b\u00f3n \u0111\u1eadu<\/p>\n","protected":false},"excerpt":{"rendered":"

    H\u01b0\u1edbng d\u1eabn tr\u1ed3ng \u0111\u1eadu – t\u1eadn d\u1ee5ng t\u1ed1i \u0111a l\u01b0\u1ee3ng ph\u00e2n b\u00f3n cho c\u00e2y \u0111\u1eadu C\u00e2y h\u1ecd \u0111\u1eadu l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y thu\u1ed9c […]<\/p>\n","protected":false},"author":1,"featured_media":602,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[],"class_list":["post-601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cay-luong-thuc"],"_links":{"self":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=601"}],"version-history":[{"count":1,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/601\/revisions"}],"predecessor-version":[{"id":603,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/601\/revisions\/603"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/media\/602"}],"wp:attachment":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}