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苹果苦痘病是苹果生产中一项严重生理病害,大国光、国光、红富士等品种发病尤重。对苦痘病预防以往多从栽培技术解决,收效不显著,1995年荣成市果树站试用烟台市福山精细化工实验厂产氨基酸钙液体肥,收效甚佳。现将试验情况简介如下。 一、试材与方法 试验地点在东山镇东山村果园和埠柳镇凤山园艺场。丘陵梯田,粗砂壤土,树龄19～20年生,株行距5×6m,树势中庸,东山村品种为大国光,1995年5月25日、6月28日各喷一次
Apple bitter pox disease is a serious physiological disease in apple production, Daguangguang, Guoguang, Red Fuji and other varieties are particularly serious. The prevention of bitter pox disease in the past mostly from the cultivation techniques to solve, the effect is not significant, in 1995 Rongcheng City Fruit Station trial Yantai City Fu Shan Fine Chemical Experimental Plant producing amino acid calcium liquid fertilizer, the effect is very good. Now the test situation is as follows. First, the test materials and methods Test sites in Dongshan Town Dongshancun orchard and Bu Liuzhen Fengshan horticultural field. Hilly terraces, coarse sandy loam, age 19 to 20 years old, spacing of 5 × 6m, tree-based moderate, Dongshan village varieties of large light, May 25, 1995, June 28 each spray once