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今年 ,我县要完成世界银行贷款４２００亩板栗新植任务。为了提高板栗成活率 ,我县将全面推广新植板栗地膜覆盖技术。１ .覆膜栽植栗苗的作用栗园覆膜能增温保温 ,提墒保墒 ,可提高幼树的抗旱性和植苗成活率。覆膜前期地温上升快 ,根系萌动时间早 ,可以减少春季地上温度过高而
This year, our county will complete the 4200 mu chestnut newly planted by the World Bank. In order to improve the survival rate of chestnut, my county will fully promote the new planting chestnut film mulching technology. 1, the role of covered with chestnut seedlings Chestnut can increase temperature insulation, moisture, soil moisture, can improve saplings and seedling survival rate. Pre-laminating geothermal temperature increased rapidly, root germination time early, can reduce the spring ground temperature is too high and