论文部分内容阅读
在三熟制连作晚稻地区加浙东地区，连作晚稻主要采用中熟晚粳，适合本地区的品种生育期相对较长，生产上采用长秧龄来解决品种生育期长与季节的矛盾。水稻抛秧栽培技术以其省工省力省种高效等特点迅速推广后，由于现有秧盘育秧技术培育的秧苗秧龄只能在20天左右。因此，在连晚
In the three-crop continuous cropping late rice region plus eastern Zhejiang region, the late-cropping continuous cropping mainly used middle-maturing late japonica rice. The growth period suitable for this region was relatively long, and the long seedling age was adopted in production to solve the conflict between long growth season and season. Rice throwing cultivation techniques with its provincial labor-saving and efficient species such as the rapid promotion of the characteristics of the existing seedling tray nursery seedling age only about 20 days. So, even late