1.基(ji)肥(fei)的(de)作(zuo)用(yong)。基(ji)肥(fei)是(shi)小(xiao)麥(mai)播(bo)種(zhong)以(yi)前(qian)施(shi)用(yong)的(de)肥(fei)料(liao)。其(qi)目(mu)的(de)是(shi)創(chuang)造(zao)小(xiao)麥(mai)生(sheng)長(chang)發(fa)育(yu)所(suo)要(yao)求(qiu)的(de)良(liang)好(hao)土(tu)壤(rang)條(tiao)件(jian),為(wei)小(xiao)麥(mai)生(sheng)長(chang)打(da)好(hao)基(ji)礎(chu),並(bing)供(gong)給(gei)小(xiao)麥(mai)整(zheng)個(ge)生(sheng)育(yu)期(qi)養(yang)分(fen)。
2.基肥的種類與用量。圈肥、人糞尿、土雜肥、秸稈漚製等有機肥和磷、jiafeideng,doushiyizuojifei,qiexiaoguohenhao。yibanqingkuangxia,zhexiefeiliaokequanbuzuojifeishiyong。danfeizuojifeishiyong,duoshihandibodimaitian,yongliangyibanzhanzongyongliangde60%左右。
3.jifeideshiyongfangfa。yishijieheshengengshifei。jishiyongshijiangfeiliaoshiruzhenggegengceng,shiqichongfenyugengcengturanghunhe,kuodafeiliaoyugenbudejiechumian。ershijizhongshifei,yongkaigoutiaoshidefangfashiyongjifei,zaifeiliaojiaoshaodeqingkuangxiakecaiyongcifa。kejianglinfeiyuyouzhiyoujifeiliaohunheduiouhoujizhongshiyong,yifangzhifeiliaolinbeiturangguding,jinertigaofeixiao。
二、種肥
1.種肥的作用。種肥是在小麥播種時與種子混播的肥料。其目的是供給幼苗養分,為作物幼苗生長創造良好的條件。
2.種zhong肥fei的de種zhong類lei與yu用yong量liang。用yong作zuo種zhong肥fei的de肥fei料liao一yi般ban是shi易yi被bei吸xi收shou利li用yong的de速su效xiao肥fei料liao,要yao求qiu理li化hua性xing質zhi比bi較jiao穩wen定ding,對dui種zhong子zi發fa芽ya及ji幼you苗miao生sheng長chang無wu毒du副fu作zuo用yong。可ke采cai用yong硫liu酸suan銨an、過磷酸鈣以及優質複合肥料等,用量以每畝23~25公斤為宜。
3.種肥的施用方法。施用種肥可根據肥料的種類確定適宜的方法,速效性氮、磷肥一般可與種子混播,或者再播種。微肥一般可采用拌種、浸種等方法。
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