手機版
weilejinkuaimoqingwentisuozai，caiqubujiucuoshi，tazhejidixiangzhuanjiazixun。zhuanjiagaosuta，xianguangai，zaizhonggengsongtuyupeitu，shimiaohuanguolai。tazhaozhuanjiadeyisizuole。dayuebangeyuehou，yumimiaokaishihuifuzhengchang。
專家點評：weishenmeyumiyongniaosuzhuifeichuxiandaniandewenti？erguanshuihezhonggengyouqishenmezuoyongne？yuanlai，yumimiaochuxiandanianshirangniaosufenjiechudeanqixunde。yinweiyumimiaohaixiao，yepianyounenkaojindimian，erniaosushiyongliangduo，qieyoushizaiturangbiaomianshang，zaigaowenjijiezhijiaoshaoliangdedibiaoshui，shibunengjiangkeliniaosulinrongdaoturangshenchude，zhinengjiangdaliangniaosurongyudibiao。zheweinongminpengyousuozaidiqushishihuixingturang，shuyupianjianxingdeturang，rongjiedeniaosufenzizaigaowenxiajiaokuaidefenjiechanshengdalianganqiheeryanghuatan，daozhixunmiao。
在(zai)這(zhe)種(zhong)情(qing)況(kuang)下(xia)，有(you)條(tiao)件(jian)的(de)地(di)塊(kuai)先(xian)澆(jiao)水(shui)，後(hou)中(zhong)耕(geng)培(pei)土(tu)。既(ji)可(ke)衝(chong)淡(dan)氮(dan)肥(fei)，又(you)可(ke)通(tong)氣(qi)促(cu)進(jin)根(gen)係(xi)生(sheng)長(chang)。沒(mei)有(you)條(tiao)件(jian)灌(guan)水(shui)的(de)地(di)塊(kuai)，立(li)即(ji)采(cai)取(qu)深(shen)中(zhong)耕(geng)後(hou)培(pei)土(tu)的(de)措(cuo)施(shi)，即(ji)可(ke)保(bao)持(chi)氮(dan)素(su)減(jian)少(shao)氨(an)揮(hui)發(fa)，又(you)可(ke)撤(che)墒(shang)促(cu)根(gen)下(xia)紮(zha)。
案例提示：尿素是高濃度氮肥，做追肥用，一次的施用量要適當。石灰性土壤是偏堿性的，用尿素和銨態氮肥做追肥都要覆土。
