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为探讨幼龄果园套种绿肥的最佳措施,达到保水保土、改良土壤、提高幼龄果园生态效益与经济效益,我们选定南靖县岩前村龙船山228亩幼龄龙眼园作为试验用地,于1989年1月开始实施试验。按照课题设计要求,第一阶段即1989年,以绿肥品种对比为主,现将一年来的实施情况小结如下: 一、选用材料与试验方法试验地属低丘台地,水土流失较为严重,1988年春开成环山梯田,种植龙眼果树,并在株间套种柑桔或双华李。定植后果
In order to discuss the best measures of intercropping green manure in young orchard, to achieve water conservation and soil conservation, soil improvement and ecological benefits and economic benefits for young orchard, we selected 228 hectares of young longan garden in Longchuan Mountain of Yanjing Village in Nanjing as experimental land , In January 1989 began to implement the test. In accordance with the design requirements of the project, the first phase of 1989, compared with the main varieties of green manure, the implementation of the past year are summarized as follows: First, the selection of materials and test methods to test low land mound, soil erosion is more serious, spring 1988 Open into a mountain ridge terraced fields, planting longan fruit trees and intercropping citrus or double plum between strains. Planting consequences