搜索结果: 1-1 共查到“农学总论 organic seed production”相关记录1条 . 查询时间(0.079 秒)
Green manure legumes for organic seed production of Phleum pratense
Phleum pratense green manure legumes organic seed production
2010/1/19
Experiments conducted during the period 20032008 were designed to study the
effects of six legume species (Trifolium pratensis, Medicago sativa, Trifolium repens, Galega
orentalis, Medicago lupuli...