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通过夏棉直播与春棉移栽的比较研究,探讨了我省沿江棉区发展夏棉的适宜性。结果表明,夏棉在我省沿江棉区能够实现最佳开花结铃期与当地高温富照期同步,具有较强的生态适应性和不亚于移栽春棉的产量潜力;夏棉直播霜前皮棉和霜前花率高于移栽春棉,早熟性优于移栽春棉;且夏棉直播省工节本,棉田综合经济效益高。
Through the summer cotton live-seeding and spring cotton transplanting comparative study, discusses the cotton paddy area in the province of cotton suitability. The results showed that the summer cotton can achieve the best flowering period in the Yangtze River cotton area in the province and the local high temperature and rich period synchronization with strong ecological adaptability and no less than the yield potential of transplanted spring cotton; summer cotton direct seeding cream Before the lint and frost before flowering spring cotton, premature is better than transplanting spring cotton; and summer cotton direct seeding province section cost, high comprehensive economic benefits of cotton.