1) Do x\u01a1 d\u1eeba c\u00f3 t\u00ednh n\u0103ng gi\u1eef n\u01b0\u1edbc t\u1ed1t n\u00ean n\u1ebfu ch\u00fang ta t\u01b0\u1edbi n\u01b0\u1edbc qu\u00e1 nhi\u1ec1u – qu\u00e1 li\u1ec1u l\u01b0\u1ee3ng d\u1eabn \u0111\u1ebfn x\u01a1 d\u1eeba gi\u1eef n\u01b0\u1edbc qu\u00e1 l\u00e2u s\u1ebd l\u00e0m th\u1ed1i b\u1ed9 r\u1ec5 c\u00e2y ——> ch\u1ebft c\u00e2y.<\/p>\n
C\u00e1ch kh\u1eafc ph\u1ee5c : t\u01b0\u1edbi n\u01b0\u1edbc v\u1eeba \u0111\u1ee7 li\u1ec1u l\u01b0\u1ee3ng v\u00e0 th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra \u0111\u1ec3 tr\u00e1nh b\u1ecb \u1ee9 \u0111\u1ed9ng n\u01b0\u1edbc. N\u1ebfu th\u1ea5y b\u1ecb \u0111\u1ed9ng n\u01b0\u1edbc qu\u00e1 nhi\u1ec1u c\u1ea7n khai tho\u00e1t \u0111\u1ec3 n\u01b0\u1edbc ch\u1ea3y ra ch\u1ed7 kh\u00e1c b\u1edbt.<\/p>\n
2) Do x\u01a1 d\u1eeba c\u00f3 ch\u1ea5t Tanin (ch\u1ea5t ch\u00e1t) v\u00e0 ch\u1ea5t Ligin (kh\u00f4ng th\u1ec3 th\u1ea5m h\u00fat n\u01b0\u1edbc) l\u00e0m gi\u1ea3m s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y.<\/p>\n
C\u00e1ch kh\u1eafc ph\u1ee5c :
\n– H\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng nh\u1eefng lo\u1ea1i x\u01a1 d\u1eeba \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb v\u1ecf d\u1eeba non u\u1ed1ng n\u01b0\u1edbc v\u00ec lo\u1ea1i nguy\u00ean li\u1ec7u v\u1ecf d\u1eeba non c\u00f3 \u0111\u1ed9 ch\u00e1t r\u1ea5t cao. N\u00ean d\u00f9ng nh\u1eefng lo\u1ea1i x\u01a1 d\u1eeba s\u1ea3n xu\u1ea5t t\u1eeb v\u1ecf d\u1eeba gi\u00e0 v\u00ec lo\u1ea1i nguy\u00ean li\u1ec7u v\u1ecf d\u1eeba gi\u00e0 c\u00f3 \u0111\u1ed9 ch\u00e1t th\u1ea5p.
\n– X\u1eed l\u00fd lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n ch\u1ea5t Tanin v\u00e0 ch\u1ea5t Ligin ra kh\u1ecfi x\u01a1 d\u1eeba. \u0110\u1ed1i v\u1edbi nh\u1eefng lo\u1ea1i c\u00e2y tr\u1ed3ng c\u00f3 b\u1ed9 r\u1ec5 y\u1ebfu, c\u00e1c lo\u1ea1i c\u00e2y tr\u1ed3ng trong nh\u00e0 m\u00e0ng (d\u01b0a l\u01b0\u1edbi\/d\u01b0a ho\u00e0ng kim …) b\u1eaft bu\u1ed9c ph\u1ea3i x\u1eed l\u00fd lo\u1ea1i b\u1ecf ch\u1ea5t Tanin v\u00e0 ch\u1ea5t Ligin ra kh\u1ecfi x\u01a1 d\u1eeba tr\u01b0\u1edbc khi tr\u1ed3ng.
\nC\u00f2n \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i c\u00e2y c\u00f3 b\u1ed9 r\u1ec5 m\u1ea1nh kh\u1ecfe (nh\u01b0 c\u00e2y c\u1ed5 th\u1ee5, c\u00e2y xanh c\u00f4ng tr\u00ecnh b\u00f3ng m\u00e1t …) th\u00ec kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i x\u1eed l\u00fd lo\u1ea1i b\u1ecf 2 ch\u1ea5t n\u00e0y v\u00ec do c\u00f3 b\u1ed9 r\u1ec5 m\u1ea1nh kh\u1ecfe n\u00ean c\u0169ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng qu\u00e1 nhi\u1ec1u \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y v\u00e0 b\u00ean c\u1ea1nh \u0111\u00f3 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd lo\u1ea1i b\u1ecf 2 ch\u1ea5t n\u00e0y c\u0169ng r\u1ea5t m\u1ea5t th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c.<\/p>\n
3) Ch\u1ea5t l\u01b0\u1ee3ng gi\u1ea3m d\u1ea7n theo th\u1eddi gian n\u1ebfu ch\u00fang ta c\u1ee9 t\u00e1i s\u1eed d\u1ee5ng x\u01a1 d\u1eeba qu\u00e1 3 l\u1ea7n.<\/p>\n
C\u00e1ch kh\u1eafc ph\u1ee5c : t\u1ed1t nh\u1ea5t s\u1eed d\u1ee5ng x\u01a1 d\u1eeba m\u1edbi 1 l\u1ea7n ho\u1eb7c n\u1ebfu \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed th\u00ec ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng x\u01a1 d\u1eeba kh\u00f4ng qu\u00e1 3 l\u1ea7n (nh\u01b0ng nh\u1eefng l\u1ea7n t\u00e1i x\u1eed d\u1ee5ng c\u1ea7n ph\u1ea3i x\u1eed l\u00fd l\u1ea1i x\u01a1 d\u1eeba \u0111\u1ec3 tr\u00e1nh b\u1ecb n\u1ea5m – m\u1ed1c – vi sinh v\u1eadt c\u00f3 h\u1ea1i …) \u0111\u1ec3 tr\u00e1nh \u1ea3nh h\u01b0\u1edfng s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y.<\/p>\n","protected":false},"excerpt":{"rendered":"