改革开放二十年来,全国各地的丘陵山地综合开发取得显著成果,果业已成为一些乡镇的一大支柱产业。然而,要使这一支柱产业获得更加理想的经济效益、社会效益和生态效益,就必须依靠新技术进行一场果树管理的革命。 传统的施肥方法是将肥料埋在地下或撒在地里,让果树的根 In the two decades since the reform and opening up, remarkable achievements have been made in the comprehensive development of hills and mountains all over the country. Fruit industry has become a major pillar industry in some towns and townships. However, for this pillar industry to achieve more desirable economic, social and ecological benefits, it is imperative to rely on new technologies to revolutionize fruit tree management. The traditional method of fertilization is to bury the fertilizer in the ground or sprinkle it in the ground, so that the roots of fruit trees