youyuxianjifenchouweida,chanjiayouyanzhong,xianzaihenduocainongzaishifeishigaiyongleganjifen。danjinrijizhezaiqingzhoushitanfangzhencaifangshiquefaxian,dangdidehenduocainongzaixiachazuowudingzhizhiqianjiuzaozaodibaganjifensashizailepengnei,danshisashikuaiyigeyuelequeyizhimeiyoufanruturang,ershijiangjifenluoluzailedibiao,zheyanghaichuhenduo。
首先,降低了雞糞的改土作用,還易造成肥料的浪費。雞糞中含有大量的有機質,深翻入土後能有效地改善土壤板結、減輕鹽害症狀,達到改土、沃土的作用。而且雞糞中含氮量較大,如果將其長時間暴露在空氣中,極易造成氮肥的損失,降低肥效。
其qi次ci,露lu在zai地di表biao的de雞ji糞fen容rong易yi產chan生sheng有you害hai氣qi體ti,對dui定ding植zhi後hou幼you苗miao植zhi株zhu的de根gen係xi和he葉ye片pian影ying響xiang很hen大da。現xian在zai市shi場chang上shang使shi用yong的de雞ji糞fen都dou是shi烘hong幹gan雞ji糞fen,隻zhi是shi經jing過guo了le烘hong幹gan,臭chou味wei小xiao了le而er已yi,這zhe種zhong雞ji糞fen也ye需xu要yao進jin一yi步bu腐fu熟shu處chu理li才cai可ke安an全quan使shi用yong。而er及ji時shi將jiang雞ji糞fen翻fan入ru土tu壤rang,在zai土tu壤rang微wei生sheng物wu的de作zuo用yong下xia,有you利li於yu雞ji糞fen的de快kuai速su腐fu熟shu,而er且qie土tu壤rang具ju有you很hen強qiang的de吸xi附fu性xing,雞ji糞fen腐fu熟shu過guo程cheng中zhong產chan生sheng的de氨an氣qi等deng有you害hai氣qi體ti會hui被bei土tu壤rang吸xi附fu轉zhuan化hua,氨an氣qi等deng不bu能neng進jin入ru空kong氣qi,也ye就jiu不bu會hui出chu現xian氣qi害hai了le。
所以,菜農在棚中使用幹雞糞時,最好是施入地裏以後立即進行深翻,然後澆水並使用激抗菌968肥力高等促進其腐熟發酵,這樣經過1-2zhoudeshijian,rangzhexiefenfeifajiaofushuwanquan。lingwai,jifenzaifushufajiaoguochengzhongchanshengdeanqi,haihuibeiturangzhongdexiaohuaxijunzhuanhuaweixiaotaidan,bujinnengbeizuowuxishouliyong,bimianzaochenglangfei,tongshihainengbimianzaifushufajiaoguochengzhongzaochengdeshucaishanggen、熏苗等肥、氣害,一舉兩得。
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