农桐间作是我国华北、中原平原地区人民在长期与风、沙、旱灾作斗争的一大创举。近年来发展较快。我省实行农桐间作最早的是鄄城等县,后来,范围不断扩大,在林业部召开第一次全国平原绿化会议之后发展最快。 Intercropping of farmland is a great pioneering work of the people in north China and the plains of the Central Plains in the long-term struggle against wind, sand and drought. In recent years the rapid development. The earliest implementation of intercropping of Agrotis in our province was Juancheng and other counties. Later, the scope of the inter-cropping was continuously expanded. After the First National Plains Afforestation Conference was held by the Ministry of Forestry, the development was fastest.