【摘要】 通过对主要农作物品种管理和推广工作在种植业增产等方面的意义、天津市主要农作物品种管理工作现状及天津市主要农作物品种种植情况进行分析说明,指出天津市在品种管理和推广工作中存在区试能力和品种展示能力不强、参试品种同质化严重等问题,并提出相应的对策和建议。更多还原

【Abstract】 The issues existed in the poor abilities of regional test and varieties show in management and promotion of main crop varieties in Tianjin, as the serious homogenization in tested varieties were illustrated through the significance of main crop varieties management and promotion work in farming production, the status of main crop varieties management in Tianjin and the planting situation of main crop in Tianjin. In order to solve these problems, the corresponding countermeasures and suggestions were given.更多还原