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该系列组合杂交稻,具有米质优、适口性好、制种产量高等特点,深受广大农民朋友欢迎,近年来生产种植面积已大幅上升,目前已成为广西杂交水稻主栽当家组合。但该系列组合在开花初期及成熟期易倒伏,并导致穗粒黑粉病、穗上芽的发生,影响制种产量和种子质量的提高,如何预防中9优系列组合的倒伏,已成为该系列组合生产中的一大问题,现将近年来中9优系列组合制种防倒伏技术措施小结如下。
This series hybrid rice has the characteristics of high quality rice, good palatability and high yield of seed production. It has been widely welcomed by farmers and farmers. In recent years, the area under cultivation has risen sharply. At present, it has become the mainstay of hybrid rice in Guangxi. However, this combination of combinations is prone to lodging in early flowering and maturity stages and leads to spikelet smut and spikelet spikes, affecting seed yield and seed quality, and how to prevent lodging in the 9-series combination has become Series combination of production of a major problem, now in 9 series of excellent combination of system of anti-lodging technical measures are summarized below.