定植4～5天後
，秧苗長出新根，生長點有嫩葉發生，表示已經緩苗。此時應澆一次緩苗水（如土壤很濕可不澆或晚澆）。jiashangcishizhengchuyuzaochun

，diwenshangdi，suoyijiaoshuiliangbuyaotaida，yimianmingxianjiangdidiwen，jiashangturangshidudaerdaozhiougen。daidibiaoshaogan，yingjishizhonggeng
，tigaodiwen。congdingzhidaogenguazuozhuqian，zaipeiguanlishangyaotuchuyige"控"zi

，duozhonggengsongtu，shaojiaoshui，gaishangenbushengchanghuanjing，cujingenxifayu，dadaogenshenyangzhuang
，huayadaliangfenhua，genguazuowendemude。dandunmiaoyaoshidang，yaosuishigenjuyangmiaochangxiangjiayizhenduan，binggenjuturangganshizhuangkuangzonghepanduan，juedingshifoujiaoshui。ruojinyigenguazuozhuyufoulaipanduan，zekenengdaozhiyangmiaoshengchangshouzu，faneryinqihuaguahuogenguakuweizengqiang，bingyingxiangchanliang。daigenguazuozhu，guatiaomingxianjianchangshi，yingjishijiaoyicishuihuofenxishui，cujingenguaheguayangdeshengchang。huangguajinrujieguoqihou

，waijieqiwenjiangao，guatiaohejingyeshengchangsudujiakuai，bingsuizheguatiaodebuduancaishou
，feishuidexishouliangyeriyizengduo。ciqizaiguanlishangyaotuchuyige“促”字。但“促”的程度應因植株生育時期及外界環境的變化而異。原則上是先輕促，後大促，再小促。在根瓜生育期，植株坐瓜尚少、秧yang子zi生sheng長chang量liang尚shang小xiao

，外wai界jie氣qi溫wen尚shang不bu高gao，此ci時shi澆jiao水shui量liang不bu宜yi過guo大da，保bao持chi地di麵mian見jian濕shi見jian幹gan即ji可ke。腰yao瓜gua生sheng育yu期qi氣qi溫wen升sheng高gao，光guang照zhao足zu植zhi株zhu坐zuo瓜gua多duo，莖jing葉ye生sheng長chang旺wang盛sheng，營ying養yang生sheng長chang和he生sheng殖zhi生sheng長chang均jun達da到dao頂ding盛sheng階jie段duan，對dui肥fei水shui的de需xu求qiu逐zhu漸jian增zeng大da，此ci時shi應ying大da量liang施shi肥fei澆jiao水shui，每mei1～2天1水，甚至1天1水shui，澆jiao水shui時shi間jian宜yi在zai早zao上shang。澆jiao水shui要yao掌zhang握wo少shao量liang勤qin澆jiao的de原yuan則ze

，不bu要yao大da水shui漫man灌guan。施shi肥fei一yi般ban隨sui水shui施shi，一yi次ci清qing水shui，一yi次ci帶dai肥fei水shui。肥fei料liao施shi用yong應ying掌zhang握wo少shao量liang多duo次ci的de原yuan則ze。追zhui肥fei水shui最zui好hao增zeng加jia磷lin鉀jia肥fei。化hua肥fei用yong量liang一yi般ban尿niao素su每mei次ci每mei畝mu8千克，或磷酸氫銨每次每公頃20千克。