一、覆盖保墒对果园用草进行地面覆盖,可防止水分大量蒸发,土壤含水量能提高45%左右。可因地制宜地选用稻草、麦草、绿肥、杂草等,厚度以7～10厘米为宜。覆盖最佳时间是在伏旱来之前,抢在雨前将果园土壤全面中耕后再覆草,一般667平方米覆草量在1500～2000千克。二、适时灌水正 First, covering the soil moisture Orchard ground cover with grass to prevent a large number of evaporation of water, soil moisture can increase about 45%. May be selected according to local conditions straw, wheat straw, green manure, weeds, etc., the thickness of 7 to 10 cm is appropriate. Coverage is the best time before the drought, grab the orchard before the rain in a comprehensive cultivation of grass after the grass, generally 667 square meters of grass in the 1500 to 2000 kg. Second, timely irrigation is