【摘要】 该项研究从节水、节种、节约育秧田,改革水稻传统栽培管理技术体系的角度出发,通过3年系统研究,摸清了旱育秧超高产水稻的生长发育规律,并总结出相应的优质超高产配套技术,主要包括优质超高产新品种(系)筛选,利用新型土壤调理剂和专用化学除草剂等培育适龄旱育壮秧,以及氮、磷、钾肥科学施用等技术措施。更多还原

【Abstract】 In order to save water, seed and nursery land and inform traditional culture and management system of rice, systematic research had beed performed for three years The growth and development law of super high-yielding rice by dry nursery was grasped, and the comprehensive techniques for good quality and super high yield were summarized, which mainly included screening new rice varieties with good quality and super high yield, obtaining suitable age and strong seedlings by using new-type soil improvement products and special chemical herbicide, scientific application of nitrogen, phosphorus and potassium fertilizer, and so on更多还原