果园复盖是利用一些复盖材料在果树周围的地面上进行复盖的一种土壤管理方法。它是在生产实践中创造出来的保护性生产方式,复盖在果树增产和水果优质等方面起到了不少的作用,目前已被世界许多国家广泛采用。例如日本水田区果园,常用稻草复盖,幼树每株盖干草10～15公斤。美国在坡地果园也广泛使用复盖物。我国南方的柑桔园,应用复盖法也有悠久历史,如广东省的化州橙每年采收后,从十二月至翌年一月, Orchard cover is a soil management method that uses some cover material to cover the ground around fruit trees. It is a protective mode of production created in the practice of production. It has played a significant role in increasing the yield of fruit trees and the quality of fruits. It has been widely adopted by many countries in the world. For example, paddy fields in Japan orchards, straw commonly used cover, young trees cover 10 to 15 kg of hay per plant. The United States also widely uses coverings on sloping fields orchards. Citrus orchards in southern China, the application of cover law also has a long history, such as Guangdong Province Huazhou Orange harvest each year, from December to January the following year,