高粱追肥的最大效应时期

• 机 构: 内蒙农牧学院农学系高粱科研组、同位素室,
• 出 处: 内蒙古农业科技
• 发表日期: 1974年03期
• 关键词: 最大效应 杂交高粱 杂交优势 挑旗 栽培技术 合理追肥 幼穗 拔节期 幼穗分化 苗期

一、引言当前生产上推广的杂交高粱增产的潜力较大,除了它本身的杂交优势外,合理的栽培技术是获得丰产的重要措施之一。有人说:“种地不用问,水肥加干劲,”这句话是有片面性的。生产上往往因施肥或浇水不当,不但起不到予期的效果,反会造成人

I. INTRODUCTION There is great potential for increasing the yield of hybrid sorghum in the current production. In addition to its own advantages of hybridization, reasonable cultivation techniques are one of the important measures to achieve high yield. Someone said: “Without the question of planting, water and fertilizer add energy,” this sentence is one-sided. Production often due to improper fertilization or watering, not only failed to achieve the desired effect, anti-will cause people