加强芝麻开花结蒴期的田间管理,是夺取芝麻高产优质的关键,必须抓好以下几个环节: 一、科学施肥 芝麻从初花期到盛花期,对氮、磷、钾的吸收分别占总量的66.2％、59.12％和58.37％。因此,在重施基肥的基础上,必须抓好芝麻花期追肥。追肥的方法是根际追氮肥,叶面喷磷、钾肥和硼、锌、钼等微量元素肥。氮 Sesame flowering knot strengthening the field management of the capsule is to seize the key to high yield and quality sesame, must grasp the following aspects: First, scientific sesame flowering from early flowering to full bloom, the absorption of nitrogen, phosphorus and potassium, respectively, the total Of 66.2%, 59.12% and 58.37%. Therefore, on the basis of heavy base fertilizer, sesame flower must do a good job top dressing. Top-dressing method is rhizosphere top-dressing, foliar phosphorus, potassium and boron, zinc, molybdenum and other trace elements fertilizer. nitrogen