由于品种老化、立地条件、管理水平等多方面原因,在一些果树种植区不同程度地出现了劣质、低产果园,严重影响着当地果业的发展和果农的收益。本期专门就劣质低产果园的改造问题,约请有关专家和基层农技人员结合实际情况介绍相关的技术和经验,敬请读者关注。 Due to various reasons such as variety aging, site conditions and management level, poor or low yield orchards have appeared in some fruit tree growing areas to some extent, seriously affecting the development of local fruit industry and the income of farmers. This issue devoted to the transformation of low-quality low-yield orchards, the relevant experts and grassroots agricultural technicians are invited to introduce the relevant technology and experience based on the actual situation, please readers attention.