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西引2号大麦在我省试验示范表现良好,预计今年秋播面积近百万亩。为了探索西引2号大麦的需肥量和追肥时期,近两年我们在省农牧厅组织的西引2号大麦协作攻关组的统一安排下,承担了本研究。 试验概况 试验设在武昌南湖本所试验地,粘壤土,肥力中等,有机质1.6188%,pH8.26,全氮0.1097%,全磷0.1877%,全钾2.87%。前茬绿豆,一犁多耙,每亩播量18万粒,于11月1日播种,11月10日出苗,中耕除草三次,未防病虫,生育期间取样三次,测定麦苗不同生育期间的全氮、全糖及麦粒、
West lead No. 2 barley in our province demonstration of good performance is expected to be held in autumn this year, an area of nearly million mu. In order to explore the required amount of fertilizer and top dressing period of barley in west lead No.2, we undertook this study under the unified arrangement of barley coordination and research group of west lead No.2 in the past two years. Test Profile The test was conducted in the South Lake of Wuchang. The clay loam soil had medium fertility with organic matter of 1.6188%, pH of 8.26, total nitrogen of 0.1097%, total phosphorus of 0.1877% and total potassium of 2.87%. Former crop of mung bean, a plow and more rake, sowing 180,000 per acre, sown on November 1, November 10 seedlings, weeding three times, not pest control, sampling during childbirth to determine the different growth stages of wheat seedlings Total nitrogen, whole sugar and grains,