1986年我场果园复草100亩,秋后发现复草比不复草的国光苹果裂果明显减轻。为了证实这一点,我们于1987年进行了复草对国光裂果的观察试验。我场为早地果园,国光苹果树为29年生,土质为红粘土。复草用麦秸,每亩复草3700斤,以不复草为对照。每处理5株,5次重复。复草时间为3月1日。草铺好后在上面加少量 In 1986 I field orchard 100 acres of grass, autumn found that the grass is no longer grass Guo Guo apple significantly reduce the cracking. In order to confirm this point, we carried out in 1987 Fukuda observation of the country’s photorealistic fruit. My field is early orchard, Guoguang apple tree is 29 years old, soil is red clay. Fu grass with wheat straw, 3700 pounds per mu compound grass, to Fuso as a control. Each treatment 5, 5 times repeated. Fu grass time for the March 1. Put a small amount of grass on top after it is laid