良种推广中的存在问题及解决办法骆秉元种子是农业生产最基本的生产资料之一。随着农业生产的发展和科学技术的普及，群众对良种的需求量将越来越大。但是，目前在良种推广中存在着几个较为突出的问题。一是良种供需矛盾的问题。二是品种淘汰、更换速度的问题。三是种子质... Problems and Solutions in the Promotion of Seed Variety Luo Bingyuan Seed is one of the most basic means of production in agricultural production. With the development of agricultural production and the popularization of science and technology, the masses will have greater and greater demands for improved varieties. However, there are several prominent problems in the promotion of improved varieties. First, the problem of seed supply and demand contradictions. Second, the species eliminated, the problem of replacement speed. Third is the seed quality ...