ããç¤ççé¿æä¸æ¾å¶åªé¿é«ç®è¦æ³¨æåçæ½è¥ãã
ããä¸ãç¤çæ½è¥éçç¡®å®
ãã1ãæ°®è¥ç¨éçç¡®å®
ããæ°®è¥å¨çå¶äº§éã产å¼å½¢æè¿ç¨ä¸å
·æè¾å¤§ä½ç¨ãå¨ç产ä¸å¸¸å¸¸åºç°æ°®è¥æ½ç¨è¿å¤çæ
åµï¼æ°®è¥æ½ç¨è¿å¤ï¼å°½ç®¡çå¶äº§ééçæé«ï¼ä½å½æ½æ°®éè¶
è¿ä¸å®é度åï¼è¥ææçå³äº©äº§å¼åå»ææ¬ææ¾éä½ï¼çå¶åè´¨åå·®ãç»å¤å¹´å¤ç¹è¯éªï¼å¨ç²¾èç»ä½çæ¡ä»¶ä¸ï¼ä¸çè¥åå壤ä¸ç§æ¤ç¤çK326ãäºç85ãV2ãäºç87çéè¥é大çåç§ï¼éå®çæ½æ°®éä¸è¬ä¸º7ï½9ã/亩ï¼çº¢å¤§ãG28çéè¥éå°çåç§ä¸º4ï½6ã/亩ï¼å
¶ä¸ï¼çº¢å¤§ä¸º4ï½5ã/亩ï¼G28为5ï½6ã/亩ã
ãã2ã磷è¥ç¨éçç¡®å®
ãã氮磷æ¯ï¼Nï¼P2O5ï¼å¯æ®éå°ç±è¿å»ç1ï¼2éè³1ï¼0.5ï½1.0ãå¨ä¸è¬æ
åµä¸ï¼å¦æ½ç¨äº12-12-24ã10-10-25ã15-15-15ççèå¤åè¥åï¼å°±ä¸å¿
åæ½ç¨æ®éæéé磷è¥ï¼å¦æ½ç¨çççèå¤åè¥æ¯ç¡é
¸é¾ï¼æ¯äº©æ½ç¨æ®éæéé磷20ï½30ãï¼å°±å¯æ»¡è¶³ç¤çç产çéè¦ã磷è¥å¯æ ¹æ®å壤åæç»æåæç¨å¤åè¥è¿è¡æé对æ§å°æ½ç¨ã
ãã3ãé¾è¥ç¨éçç¡®å®
ããä»æ½é¾æ°´å¹³æ¥çï¼å½æ½é¾éï¼K2Oï¼è¾¾20ã/亩以ä¸ï¼çå¶é¾å«é并ä¸éæ½é¾éçå¢å èæé«ãæ¤å¤ï¼æ½ç¨æ°®è¥åé¾è¥çæ¯ä¾è¿ä¸æ°®è¥ç¨éæå¾å¤§å
³ç³»ï¼å¨ä½æ½æ°®æ°´å¹³ä¸çé¾è¥é
æ¯è¦é«äºé«æ½æ°®æ°´å¹³ä¸çé¾è¥é
æ¯ï¼å¦ç§æ¤çº¢è±å¤§éå
ãG28çåç§ï¼æ½æ°®4ï½6ã/亩ï¼æ°®é¾æ¯ï¼Nï¼K2Oï¼åºéç¨1ï¼2.5ï½3.0ï¼å¦ç§æ¤K326ãäºç85ãäºç87ãV2çåç§ï¼æ½æ°®7ï½9ã/亩ï¼æ°®é¾æ¯å¯éç¨1ï¼2.5ï½3ãæ»ä¹ï¼æ¯äº©æ½é¾éå¯ææ¡å¨15ï½20å
¬æ¤èå´å
ã
ããäºãç¤çæ½è¥æ¹æ³
ããææ¡æ°å½çæ½è¥æ¹æ³å¯ä»¥æé«ç¤ç产质éåè¥æå©ç¨çã
ãã1ãæ°®ã磷ãé¾è¥çæ½ç¨
ããï¼1ï¼å¤åè¥åç¡«é
¸é¾åºæ ¹æ®å°ä¸æ°´ä½åè¥åé«ä½èå®ï¼æå¡å°æ½æä¸æ½å¡è¥ï¼å壤è¥åä½åå°æ½ï¼å壤è¥åé«åä¸æ½ï¼ï¼éæ¡æ½æ追è¥ï¼å°ä¸æ°´ä½ä½åéæ¡æ½ï¼å¦å°çåå±±å°çï¼å°ä¸æ°´ä½é«åé追è¥ï¼å¦ç°çï¼ãå°çå¯ç¨1/3çå¤åè¥åç¡«é
¸é¾ä½æ¡æ½ï¼1/3ä½å¡è¥ï¼1/3å¨ç§»æ ½å15ï½20天ä½è¿½è¥ãç°çå以1/3çå¤åè¥åç¡«é
¸é¾ä½å¡è¥æ½ç¨ï¼2/3ä½è¿½è¥ã
ããï¼2ï¼æ®éæéé磷è¥éå®ä½æ¡æ½ï¼å³çå¢åååææ½äºçå¢åºé¨ï¼å¯ä»¥æé«è¥æãå¦å¤ï¼éé磷è¥å±ç¢±æ§è¥æï¼ä¸å®ä¸å¤åè¥æç¡«é
¸é¾çé
¸æ§è¥ææ··åæ½ç¨ï¼ä»¥å
åçåå¦ååºèéä½è¥æï¼å¹¶ä¸å¨é
¸æ§å壤ä¸æ½ç¨ææè¾å¥½ã
ããï¼3ï¼è¦é²æ¢è¥æä¸çæ ªæ¦ç³»ç´æ¥æ¥è§¦ï¼å¯éç¨ç¯ç¶æ½è¥ï¼ä½¿è¥æä¸çæ ªä¿æ10ï½15ãçè·ç¦»ï¼ä»¥å
ç§èãç¹å«æ¯ä¸æ¬¡æ§æ½è¥çå°èçï¼æ´è¦æ³¨æè¿ä¸ªé®é¢ã
ãã2ãä¸å¾®éå
»åçæ½ç¨
ããç¤çä¸å¾®éå
»åçæ½ç¨éä¸è¬é½è¾ä½ï¼ä½å¨ç¤ççé¿åè²åå质形æä¸å
·æä¸å¯å¿½è§çççä½ç¨ãä¸å¾®éå
»åçæ½ç¨åºä»¥â缺ä»ä¹ï¼è¡¥ä»ä¹â为ååãäºæ¤çå壤åçå¶æ®é缺éã缺硼ï¼å±é¨ç¼ºé¼ã缺éï¼è¿å ç§ç¼ºç´ çç¶çé²æ²»æ¹æ³å¦ä¸ï¼
ãã缺éï¼ç¨0.2ï½0.5%çç¡«é
¸é溶液è¿è¡2-3次å·æ½ææ¯äº©æ½ç¨ç¡«é
¸é10-15ã
ãã缺硼:ï¼ç¨0.1ï½0.25%ç硼ç 溶液å¶é¢å·æ½ææ¯äº©ç¨0.5å
¬æ¤ç硼ç ä¸å
¶å®è¥ææ··åæ½ç¨
ãã缺é¼ï¼ç¨0.05ï½0.1%çé¼é
¸éµå·æ½2ï½3次ã
ãã缺éï¼ç¨0.1ï½0.2%çç¡«é
¸é溶液å¶é¢å·æ½2ï½3次ã
ãã3ã饼è¥çæ½ç¨
ãã饼è¥ï¼ä¸»è¦æ¯è籽饼ï¼å«æ°®éä¸è¬ä¸º4ï½5%ï¼æ¯äº©éå®æ½ç¨é为20ï½30ãã饼è¥æ½ç¨è¿å¤ï¼å¾å¾ä¼ä½¿ä¸ä¸é¨å¶æçèç碱å«éè¿ä¸æ¥æé«ã
温馨提示:答案为网友推荐,仅供参考