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水稻直播种植省去育秧、扯秧、移栽等环节,收到省工增产的良好效果。推广水稻直播,化学除草是其中一项关键技术。近年随着化学除草技术的不断进步,通过合理用药,可有效控制杂草为害。1水稻直播田杂草发生特点水稻直播有水直播和旱直播之分,本文仅探讨南方水直播。直播田由于实行浅水灌溉或长期保持
Rice planting without planting seedling, pull rice, transplanting and other sectors, received a good result of provincial labor. Promote rice live, chemical weeding is one of the key technologies. In recent years, with the continuous improvement of chemical weed control technology, weeds can be effectively controlled through rational drug use. A rice in the direct-seeded weed occurrence characteristics Direct-seeded rice has direct seeding and drought direct seeding points, this article only discusses the South water-seeded. Live field due to shallow water irrigation or long-term maintenance