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棚室黄瓜如何防畸形?

faburiqi: 2017-06-10 08:22

问:
棚室黄瓜如何防畸形?

dg真人游戏1.kexuekongwen。zaihuangguayumiaoqiyaojiyishiyiwendu,tebieshizai2pianzhenyeqian,zhouyewenchayaoqiudayixie,yejianwendubuyaodiyu10℃~12℃。huangguajieguaqizhouyewenchayexudaxie,jieguaqibaitianwenduzuihaobuyaochaoguo30℃,yejianwendushangbanye16℃~18℃、xiabanye13℃~15℃,yaojiaqiangtongfeng,baozhengzhengchangshoufenshoujing,shiguatiaocuxishengzhangyuncheng。

2.jiaoshuishifei。huangguazaijieguaqi,bunengrenweihuangguaxifeishui,jiudaliangzhuifei、guanshui,zaocheng“paoyang”,gengbunenghugan、hulao。qingtianyaozhuyijiaoshui,fangzhiqueshui。jiaoshuiyaokongzhijiaoshuiliang,tebieshiguoshipengdaqiqiejiguoliangjiaoshui。shizudifei,zengshiyoujifeihelinjiafei。zaikaihuaqian,youguaqi,pengdaqipenshizhuangguadiling,nengshiguadizengcu,qianghuayingyangdingxiangshusongliang,cujinguatikuaisufayu,guaxingpiaoliangjianshaojixinggua。

dg真人游戏3.bingchonghaiyufang。duihuangguashuangmeibing、yibing、huimeibingdengbinghai,zaihuangguashengzhangchuqi,jiuyaojingchangzhuyifaxian“zhongxinbingzhu”,jishizhaichushenmaibingye,bingpenshihushudajiangjunfangzhikuodajinran。

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