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一、试验目的本试验主要测验在我省当前生产条件下,小麦不同时期追肥的增产效益及主要经济性状的影响,初步确定追肥适期,为大田生产经济施肥提供参考。二、处理及方法试验地为我站中等肥力粘重黄壤稻田,前作水稻,收获后二犁一耙,开厢碎土。本试验在亩沟施基肥(猪粪拌煤灰约按一比三拌混)三千斤基础上,设五个处理,即以每亩二十斤尿素作种肥、分蘖肥、拔节肥、孕穗肥及未施追肥作对照,每处理种植一小区,小区面积半分地,行长十五尺,行距一尺(即播幅四寸,空行六寸)。播种量按每亩二十五斤计算。供试品种为“阿波”,11月1日播种,5月20日收获。
First, the purpose of the test The main test in our province under the conditions of the current production, wheat yield at different times by the top-yielding effects of economic and major economic traits, the initial determination of top dressing suitable for the field of economic fertilization provide a reference. Second, the treatment and methods of test for my station medium fertile sticky heavy yellow paddy rice fields, before the rice, harrowed two plow a rake, open broken crushed soil. The test in the Mugou base fertilizer (pig manure mixed about one to three mix) three thousand pounds on the basis of five treatments, that is, 20 kg of urea per mu for seed and fertilizer, tillering fertilizer, jointing fertilizer, Booting fertilizers and no top dressing as a control, each treatment planted a small area, small area of half a quarter, governor fifteen feet, spacing one foot (ie sowing four inches, blank six inches). Seeding rate per acre twenty-five kg calculation. Test varieties for the “A wave”, November 1 planting, May 20 harvest.