采用有序抛栽、旱育保姆无序抛栽、旱育保姆有序抛栽和无序抛栽(对照)不同抛栽方式对比,以研究水稻优化定点抛栽的生育特性和产量形成特性。结果表明,有序抛栽和旱育保姆有序抛栽的单位面积穴数变异较小。旱育保姆无序抛栽、旱 The effects of orderly throwing, nursery disorderly throwing throwing, dry nursery nurse orderly throwing and disorderly throwing throwing (control) were compared with different throwing methods to study the fertility characteristics and yield formation characteristics of the paddy throwing planted in rice. The results showed that there was a small variation in the number of holes per unit area for orderly throwing and orderly throwing nurseries. Nursery nanny disorderly throwing planted drought