雞糞,因為有機質含量高、養分全,在蔬菜生產中經常當作追肥來使用。但應當注意在蔬菜坐果期不宜連續衝雞糞。
shouxian,jifenzhonghanjiashao。jifenfuhanyoujizhihedansu,qijiasuhanliangshao,ershucaizuoguoqijiafeidexuqiuliangyaomingxiangaoyudanfei,lianxuchongyongjifenshibizaochengjiafeidequefa,daozhishucaihuangyehejixingguodefasheng,jineryingxiangzhengtichanliang。
qici,lianxushiyongrongyizaochenganhaihuoshaogenwenti,haiyizaochengdixiahaichongdefashengmanyan,duigenxishengchangbuli。cainongshiyongdejifen,doushimailaizhihouzaipengqianjiandandiyongbomoyigairanhoushiyong,zhemeduanzandeshijiangenbenbunengchongfenfushu,lianxuchongshijileihouxingchengdeanqihenrongyizaochenganhai。tongshijifenzhongdeyoujizhizaiturangzhongfenjieshihuichanshengdaliangdereliangheyoujisuan,zhexiewuzhinengzhuoshanggenxi,duidanfuxishouzuoyongdegenmaosunshangjida。erqie,chongyongjifenhou,diquyehuimingxianjiazhong,yingxianggenxidezhengchangshengchang。
另外,雞糞黏性較強,連續使用,封住了地麵,易降低土壤透氣性,影響根係的生長發育,嚴重時還會導致根係窒息缺氧而造成死棵。
因yin此ci,筆bi者zhe建jian議yi,在zai蔬shu菜cai坐zuo果guo期qi衝chong施shi雞ji糞fen時shi,一yi定ding不bu要yao單dan獨du使shi用yong,應ying與yu磷lin酸suan二er氫qing鉀jia或huo硫liu酸suan鉀jia複fu合he肥fei等deng高gao鉀jia化hua肥fei配pei合he使shi用yong,避bi免mian缺que鉀jia減jian產chan的de情qing況kuang發fa生sheng。一yi般ban每mei畝mu每mei次ci可ke用yong雞ji糞fen150公斤左右混加15~25公斤複合肥即可。或者,在衝施1~2次雞糞後停止使用,改為蔬菜專用衝施肥,這樣交替使用,也可較好地避免不良現象的發生。
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