muqianzhengzhidongxiaomaifanqingqi,jinriyilaihuabeimaiqupujiangchunxuehuoxiaoyu,duihuanjiemaitianhanqing,tebieshiduishuiziyuanquefadehandimaitianjuyouhenhaodezuoyong。yinci,yaoliyongxuehouhuoyuhoudeyoulishiji,zhuajinbaoshang、施肥,為豐產打好基礎。
1.chenshangzhuifei。handimaitianyouyumeiyoushuijiaotiaojian,yingzhuajinyonghuafeilouhuokaigoushirudansuhuafei,yilizengjiamusuishuhesuilishu,tigaolizhong,zengjiachanliang。yibanmeimuzhuishiniaosu10~20公斤。對去年秋種底施磷肥不足的,要在氮肥中配施磷酸二銨,缺鉀田塊可噴施磷酸二氫鉀。追肥後抓緊進行麥田鎮壓和中耕劃鋤。
2.麥mai田tian鎮zhen壓ya。麥mai田tian鎮zhen壓ya可ke壓ya碎sui坷ke垃la,彌mi封feng裂lie縫feng,沉chen實shi土tu壤rang,使shi土tu壤rang與yu根gen係xi緊jin密mi結jie合he,有you利li於yu根gen係xi吸xi收shou水shui分fen和he養yang分fen,減jian少shao水shui分fen蒸zheng發fa。因yin此ci,對dui沒mei有you水shui澆jiao條tiao件jian的de旱han地di麥mai田tian,應ying抓zhua緊jin進jin行xing一yi次ci鎮zhen壓ya,以yi利li保bao墒shang。
3.中(zhong)耕(geng)劃(hua)鋤(chu)。麥(mai)田(tian)鎮(zhen)壓(ya)後(hou)應(ying)立(li)即(ji)進(jin)行(xing)一(yi)次(ci)中(zhong)耕(geng)劃(hua)鋤(chu),以(yi)切(qie)斷(duan)土(tu)壤(rang)毛(mao)細(xi)管(guan),減(jian)少(shao)土(tu)壤(rang)水(shui)分(fen)蒸(zheng)發(fa)。為(wei)保(bao)墒(shang)等(deng)雨(yu),旱(han)地(di)麥(mai)田(tian)剛(gang)剛(gang)解(jie)凍(dong)時(shi)應(ying)進(jin)行(xing)兩(liang)遍(bian)劃(hua)鋤(chu),劃(hua)鋤(chu)要(yao)適(shi)當(dang)淺(qian)些(xie),以(yi)防(fang)傷(shang)根(gen)和(he)寒(han)流(liu)凍(dong)害(hai)。中(zhong)耕(geng)劃(hua)鋤(chu)要(yao)做(zuo)到(dao)劃(hua)勻(yun)、劃細、劃平、劃透,不留坷垃,不壓麥苗。
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