为探索茶树在我区安全越冬的途径,我们于1981年在莒南县前清峰峪大队进行了塑料薄膜覆盖茶树越冬的试验,现将试验情况初报如下。一、主要措施前清峰峪茶园为低洼地,土层深厚肥沃,水源可靠,南北为丘陵,西北部地形低而开阔,故常遭受西北顺沟风危害。试验地选在该园南部受风害较严重处,试验区面积1.38亩,对照(用稻草苫搭风 In order to explore the safe passage of tea trees in our area, we carried out the experiment of plastic film covered tea tree overwintering in front of Qingfengyu brigade in Junan County in 1981. The initial report is as follows. First, before the main measures Qingfengyu tea plantations for the low-lying, deep and fertile soil, water is reliable, north and south hills, northwest terrain low and open, so often suffer from Northwest Shunfeng wind hazards. Experimental selection in the southern part of the park by the more serious wind damage, the experimental area of ​​1.38 acres, the control (with straw 苫 take the wind