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中国农业科学院郑州果树研究所和徐州果园针对当前果树生产中存在的果园立地条件较差、肥料不足等问题,结合黄河故道地区的特点研究成功了“苹果园覆盖绿肥自传种栽培方式及应用技术”,于1988年1月18日在郑州果树所通过鉴定。经鉴定认为:本项研究明确了绿肥覆盖能提高果园土壤肥力,改善果树生态环境条件,提高果品产量;利用毛叶苕子自传种的生理特点,改传统的每年播种为
Zhengzhou Institute of Chinese Academy of Agricultural Sciences and the orchard in Xuzhou Orchard for the current production of fruit trees in the poor site conditions, lack of fertilizer and other issues, combined with the characteristics of the old course of the Yellow River successfully studied the “apple orchard cover green manure self-propagating cultivation methods and application technology” , On January 18, 1988 in Zhengzhou fruit tree through the identification. It was identified that: This study clearly green manure coverage can increase soil fertility in orchards, improve the ecological environment of fruit trees and improve fruit production; the use of leaf trichome autotrophic physiological characteristics, change the traditional annual sowing