优质抗虫杂交棉铜杂411高产栽培技术要点

High-yield Cultivation of Tongza 411-hybrid Cotton with Fine Quality and Pest Resistance

铜杂411是通过国家农作物品种审定委员会审定的抗虫杂交棉新品种,几年的大面积示范推广表明,该品种具有结铃性强、铃大、综合抗性和丰产性好等优势。为了充分发挥品种潜力,促进棉农增产增收,结合近年来市场反馈,归纳了铜杂411的品种特性以及高产栽培技术要点,重点针对"增加密度、增施钾肥、控制氮肥、控制株高、防治病虫"5个关键环节提出建议,旨在通过良种良法配套获得高产增收。

New hybrid cotton variety-Tongza 411,released by the National Commission for Crops Varieties Evaluation, has su-perior features of high yield, good stress resistance coordinating big bolls well with being fruitful in the field demonstrations of recent years. Key points for high-yield cultivation of Tongza 411 were concluded based on its characteristics and practices to speed up its commercialization and to stimulate its potential for increasing cotton growers’ profit. The key points include in-creasing plant density, enhancing K rate, reducing N rate, controlling the plant height, and preventing pest and disease.