本刊1977年第一期曾刊登过一篇乐亭县林业站和溪家坨大队林业队合写的“紫穗槐肥条兼用和肥效试验简介”文章,亩施紫穗槐肥7千斤,较亩施同量一般粗肥的冬小麦增产26.4％。孙德林等同志写的这篇文章中施紫穗槐肥的小麦增产率达33.3％。效果均很显著。我们选登的用意是提起重视,积极发展紫穗肥料林,促进农林牧综合发展 The first issue of 1977 published an article published in Laoting County forestry station and the forestry team in Xijiautuo written by the “Amorpha fruticosa fertilizer and fertilizer efficiency test” article, Mushi Amorpha 7 kg, Compared with the same amount of general crude fat winter wheat yield 26.4%. In this article written by Comrades Sun Delin and others, the yield of wheat with Amorpha fruticosa is 33.3%. The effect is significant. The purpose of our election is to attach importance to the active development of purple ear fertilizer forest, and promote the comprehensive development of agriculture, forestry, animal husbandry and animal husbandry