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在毛主席革命路线指引下,在无产阶级文化大革命和农业学大寨、普及大寨县运动的推动下,我区腐肥的生产、使用不断向纵深发展。为贯彻“教育与生产劳动相结合”的方针,推动腐肥工作更快发展,我们在校党支部的领导下,以阶级斗争为纲,结合我区实际,深入生产第一线,试验研究腐殖酸铵(以下简称腐铵)在玉米上的肥效、用量、追肥时期、施用方法及与其他肥料配合施用等问题。现分别叙述如下:一、概况试验地点在思茅坝北端,海拔1302米。土壤为砂胶泥,肥力中等,前作油菜。小区面积为0.05亩。株行距:肥效、用量试验为1.6×2.2尺,追肥期试验为1.0×2.2尺,配合其他肥料施用试验为1.0×2.0尺。玉米供试品种“忻黄单九号”。1976年4月14日播种。腊熟期因高温多湿,出现早衰,于8月7日收获。
Guided by Chairman Mao’s revolutionary line and under the impetus of the Great Proletarian Cultural Revolution and Dazhai Agricultural School and the popularization of the Dazhai County Campaign, the production and use of rot manure in our region continued to develop in depth. In order to carry out the principle of “combining education with productive labor” and promote the faster development of the work of decomposing manure, under the leadership of the school’s party branches, taking class struggle as the key link, in line with the actual conditions in our region, Ammonium nitrate (hereinafter referred to as ammonium) on corn fertilizer, dosage, top dressing time, application methods and with other fertilizers and other issues with the application. Now are described as follows: First, the general situation Test site at the northern end of Simao dam, 1302 meters above sea level. Soil is clay, medium fertility, before the rape. Residential area of 0.05 acres. Plant spacing: fertilizer efficiency, dosage of 1.6 × 2.2 feet test, top dressing test was 1.0 × 2.2 feet, with other fertilizer application test 1.0 × 2.0 feet. Corn varieties tested “Xin yellow single nine.” April 14, 1976 sowing. Due to high temperature and humidity in waxy stage, there is premature aging, which is harvested on August 7th.