搜索结果: 1-1 共查到“农学 Crop stand”相关记录1条 . 查询时间(0.046 秒)
Reed canary grass observations of effects on crop stand and fibre quality caused by infestation of Epicalamus phalaridis
Epicalamus phalaridis gall midge Cecidomyiidae Phalaris arundinacea fibre plants shoots harvesting time fertilizers pulps fibre quality,
2010/8/13
A severe infestation of the gall midge Epicalamus phalaridis (Diptera: Cecidomyiidae)occurred in a field of reed canary grass, Phalaris arundinacea in northern Sweden. The midge species has potential ...