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我所和容县农科所以及有关生产队协作,于1980年冬,对红花草进行了提纯复壮的中间试验,共插下一级留种田4.2亩,二级留种田13.01亩,示范对比田115亩,复壮种品比试验田3.1亩。1981年春共收得一级种3.9斤,二级种131.5斤,示范田种子1039斤,测试取得极为显著的效果。示范田播种期是1980年10月8日—11日,盛花期是1981年2月22日—27日,成熟期是3月28日—31日,平均株高110.3—131.3厘米,全生育期162—170天,鲜苗亩产4000—5000
In collaboration with the relevant agricultural production team and the Yungong County Agricultural Bureau, in the winter of 1980, we conducted an intermediate test of purifying and rejuvenating the plants, covering a total area of 4.2 mu in the first grade and 13.01 mu in the second-grade farming. 115 acres, rehabilitation of seed 3.1 acres than the experimental field. In the spring of 1981, a total of 3.9 kg of first-grade seeds, 131.5 kg of second-class seeds and 1039 kg of seeds of demonstration fields were obtained. The tests achieved extremely remarkable results. Demonstration field sowing date is October 8, 1980-11, full bloom is February 22, 1981 -27 days, the maturity of March 28-31, the average height of 110.3-131.3 cm, the whole growth period 162-170 days, seedlings per mu 4000-5000