1) sheltered-ground vegetable
保护地蔬菜
1.
The types of aphid in sheltered-ground vegetable and its demaged symptom were viewed briefly, agricultural control, physical control, biological control and chemical control etc.
简要概括了保护地蔬菜栽培中蚜虫发生的主要种类及常见的危害症状;介绍了农业防治、物理防治、生物防治以及化学防治等生态综合防治技术。
2.
The biology characteristic and damage characteristics of Bemisia tabaci were summarized, the main reason of the occurrence of sheltered-ground vegetable Bemisia tabaci were analysised, non-pollution control technology were advanced.
简要概括了烟粉虱的生物学特性、危害特点,分析了保护地蔬菜烟粉虱发生的主要原因,提出了保护地蔬菜烟粉虱无公害防治技术。
2) cover vegetable field
蔬菜保护地
1.
Variation of soil nutrients in cover vegetable field in south Hebei province;
冀南地区蔬菜保护地土壤养分变化特点
2.
The status and impact factors of accumulating in cover vegetable field in Hebei province;
河北省蔬菜保护地土壤养分的积累状况及影响因素
3) Plastic greenhouse vegetable cultivation
大棚蔬菜保护地
5) protective cultivation of lettuce
保护地生菜
补充资料：保护
保护
【保护】在财产保险中，保险标的在发生保险责任范围内的灾害事故时，被保险人为了避免或减少保险标的损失而采取的必要的合理的防护措施。如将抢救出来的保险财产运至最近安全地点的临时存仓，或以船代仓，或临时搭盖的简易货棚等。对被保险人临时采取的对保险财产的保护措施所支出的租赁费、搭棚工时费用，保险公司负责赔偿。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条