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1981年,凤城县在14个公社搞了150亩烟草地膜覆盖栽培的试验示范,收到了增质、增产、增收效果。据边门公社明亮七队试验,地膜覆盖的亩产411.5斤,均价0.92元,亩收益378.12元。较同等条件不覆膜的亩产增加63.9％,均价增加3.3％,亩收益增加69.3％,每亩减去用地膜款40元,纯增加收入114.73元。 烟草地膜覆盖栽培突出的优点是:发棵早、叶数多、干物质积累多、单叶重、叶面洁净、容易烘烤。根据二年来的试验实践,烟草覆膜栽培应掌握好以下几点措施。
In 1981, Fengcheng County in 14 communes engage in 150 acres of tobacco mulching test demonstration, received a boost, increase production and increase revenue. According to the side door commune bright seven teams test, mulching covered mull 411.5 catties, the average price of 0.92 yuan, mu income 378.12 yuan. Compared with the same conditions, mulching without covering increased by 63.9% and the average price increased by 3.3%. The yield of mu was increased by 69.3%. The mulch yield per mu was reduced by 40 yuan and the pure income increased by 114.73 yuan. Tobacco film mulching cultivation prominent advantages are: hair trees early, leaf number and more dry matter accumulation, single leaf weight, leaf surface clean, easy to bake. According to two years of experimental practice, tobacco cultivation should take the following measures.