已收录 272962 条政策
 政策提纲
  • 暂无提纲
Physiological studies on the injuries of cool weather in rice plant : Preliminary report, IX Relation between ammonium sulphate, and heading and injuries of low temperature at the different stages after transplanting
[摘要]
[发布日期]  [发布机构] 
[效力级别]  [学科分类] 农业科学(综合)
[关键词]  [时效性] 
   浏览次数:2      统一登录查看全文      激活码登录查看全文