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针对目前水稻大面积生产上亩有效穗严重不足而导致单产偏低的问题 ,为确保充分、合理、均匀、有效的利用地力和空间营养 ,以及水稻高产所需的基本窝数和基本苗 ,同时规范水稻栽插的规格 ,有效地增加水稻的有效穗 ,大幅度提高水稻的单产。在贵州省安排的省“九五”重点科技攻关?
In view of the current problem of low yield per acre due to the serious shortage of effective spikes in large-scale rice production, in order to ensure adequate, reasonable, uniform and effective use of soil fertility and space nutrition, and the basic fowls and basic seedlings required for high yield of rice, Standardize rice planting specifications, effectively increase the effective panicle of rice, significantly improve rice yield. In Guizhou Province, the province’s “Ninth Five-Year Plan” key scientific and technological research?