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近年来,昭平县水稻生产围绕高产、优质、高效的总目标,大面积推广免耕抛秧等栽培技术,深受广大农户欢迎。但是,免耕抛秧田相对其他栽培方式的稻田,秧龄小、抛秧不均匀、株行距不规则,杂草萌发早、发生量大、繁殖快,人工除草困难,成为影响早稻高产的主要因素之一。为此,笔者对早稻免耕抛秧田杂草发生情况进行了调查与研究,并提出了综合防
In recent years, Zhaoping County rice production around the total output of high quality, high efficiency, large-scale promotion of no-tillage and other cultivation techniques, welcomed by the majority of farmers. However, compared with other cultivation methods, the no-tillage and throwing rice field has the characteristics of small seedling age, uneven seedling throwing, irregular row spacing, early weed germination, large amount of occurrence, rapid propagation and artificial weeding, which have become the main factors affecting the high yield of early rice one. Therefore, the author conducted a survey and research on the occurrence of weeds in no-tillage and throwing seedlings in early rice and put forward the comprehensive prevention