在漂浮育苗大棚内，选取烟草苗期常用农药，以推荐剂量和超推荐剂量，采用喷雾方式进行药剂药害试验。
Pesticides commonly used during the tobacco seedling stage were spray applied at both recommended and higher rates to determine phytotoxicity in a greenhouse floating seedling assay.
文章从品种选择、播前准备、播种育苗、田间管理及病虫害防治等方面介绍了秋季移动大棚无公害黄瓜生产技术。
Planting techniques of pollutions-free cucumbers in mobile greenhouses in the autumn are introduced from the respects of breeds, pre-sowing, seedling planting, field management and disease control.
为防治大棚育苗期间阿月浑子常见的各种缺素症，进行了营养元素喷施试验。
In order to control frequent element deficiency diseases, effects of spraying nutrient elements on Pistacia veraL.
为防治大棚育苗期间阿月浑子常见的各种缺素症，进行了营养元素喷施试验。
In order to control frequent element deficiency diseases, effects of spraying nutrient elements on Pistacia veraL.
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