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通过田间小区试验,在贵州省仁怀市开展了箭舌豌豆、光叶紫花苕子的适宜播种量和播种期研究。结果表明,在遵义海拔1 100 m左右的烟区,箭舌豌豆的适宜播种期为8月10日至9月19日,最晚不迟于10月1日,且播种量以75 kg/hm2为宜;光叶紫花苕子适宜播种期在8月10日至9月29日,最晚不迟于10月16日,且播种量以60~75 kg/hm2为宜。
Through field plot test, suitable planting and sowing dates of Agkistrodon hippophae and Hymenoptera tabernae were carried out in Renhuai, Guizhou Province. The results showed that suitable sowing dates of Zanthoxylum pea were from August 10 to September 19, and no later than October 1 at the tobacco planting area of about 1,100 m above sea level at ZUNYI, and the seeding rate was 75 kg / hm2 The suitable sowing date is from Aug. 10 to Sep. 29, at the latest no later than Oct. 16, and the seeding rate is 60-75 kg / hm 2.