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我县1981年和1982年连续两年承担了省农业厅烤烟地膜栽培试验、示范任务。一、试验概况1981年在城关公社五里庄大队第四生产队,试验面积6.96亩,其中对照区面积0.96亩,盖膜地6亩,试验地为河滩熟地,四月廿一日栽烟,廿三日盖膜,品种潘元黄。行距1米,株距0.4米,每亩栽烟1667株,起垄时亩施土肥1500斤,栽烟时每亩施复合肥40斤(N∶P_2O_5∶K_2O=15∶15∶12,以下皆同),由于土质
In 1981 and 1982, I County for two consecutive years assumed the provincial Department of Agriculture tobacco film mulching cultivation experiments, demonstration tasks. I. Overview of the experiment In 1981, at the fourth production team of Wuli Village Brigade in Chengguan Commune, the test area was 6.96 mu, of which, the control plot area was 0.96 mu and the covered membrane area was 6 mu. The experimental site was floodplain, and April 21 for tobacco and 20 Cover on the 3rd, Pan Yuan Huang varieties. Row spacing of 1 meter, plant spacing of 0.4 meters, planting 1667 plants per acre, Ridge acres Shi soil fertilizer 1500 pounds, planting tobacco fertilizer 40 pounds per acre (N: P_2O_5:K_2O = 15:15:12, the following are the same ), Due to soil