论文部分内容阅读
育苗是西瓜早熟栽培的关键环节。早春西瓜育苗各地多用电热温床。德州地区农业用电比较紧张,电热温床的应用受到限制。我们自1984年起将
Nursery watermelon early cultivation is the key link. Early spring watermelon seedlings around the electric hotbed. Dezhou agricultural electricity is relatively tight, the application of electric hotbed is limited. We will be from 1984 onwards