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芝麻是需肥量较多的作物。要想夺取芝麻高产,必须满足芝麻生长过程中的营养需要。抓好芝麻追肥是提高单位面积产量的主要措施之一。现把我县农民给芝麻追肥的几点技术措施介绍如下。 一、合理施氮肥 芝麻对氮素的反应极敏感。合理增施氮肥可以增加芝麻的叶面积,增加阳光的吸收和利用,促进光合作用,从而提高产量。芝麻追施氮肥,以始花期最为适宜,一般每667m~2追施尿素
Sesame is more fertilizer needed crops. To seize sesame high yield, must meet the nutritional needs of sesame growth process. Seeding sesame top dressing is one of the main measures to increase yield per unit area. Now my county farmers to sesame top dressing technical measures are as follows. First, a reasonable nitrogen fertilizer Sesame response to nitrogen is extremely sensitive. Reasonable application of nitrogen fertilizer can increase the leaf area of sesame, increase the absorption and utilization of sunshine, and promote photosynthesis, thereby increasing the yield. Sesame topdressing nitrogen fertilizer, the most appropriate flowering period, generally topdressing urea per 667m ~ 2