我县自去春以来,普遍开展推广县林科所试验成功的撩壕整地种杉方法。为使群众性的科学实验运动深入开展,及时总结和交流经验,我们于去年九月份,组织了调查组,先后到蓝钟、马宁、梁村、大岗、幸福等公社作了初步调查,不少地方 Since the spring of last year in our county, we have carried out the general method of promoting trenches and earth cunninghamella that we successfully popularized by Linke County. In order to deepen the mass scientific experiment campaign and sum up and exchange experiences in time, we organized an investigation team in September last year and conducted a preliminary investigation into communes such as Lanzhong, Manning, Liangcun, Dagang, Many places