越冬保绿
keeping-green overwintering
材料保护保养
material protection and maintain
不埋土越冬
non-hillled overwintering
不同越冬条件
Different conditionlive through the winter
蝗卵越冬
Locust ovum overwintering
露地越冬
Bareoverwintering
Grape unprotected culture
overwintering in the open field
Overwintering in the field
unprotected wintering
露地越冬甘蓝
Cabbage
Open-field winter cabbage
葡萄越冬掩埋机
Grape Burying Machine for Window
日光温室越冬茬黄瓜
Over-wintering cucumber in greenhouse
收入差距越越大
growing income disparities