Molybdenum deficiency is found when legumes are grown on acid soils.在酸性土壤上种植豆科作物时常发现缺钼.The colonization of rhizobia on the roots of legumes and nonlegumes has been well documented.豆科和非豆科植物根上瘤菌的群集现象曾被很好地证实过.Legumes ( fami...
他懊悔地坐在靠窗的椅子上。He sat penitently in his chair by the window.理查德站起身走到了窗边。Richard stood up and walked across to the window.她爬到了他窗外的窗台上。She had climbed onto the ledge outside his window....
No significant abnormality in P - ERG waveform of anisometropic amblyopic eyes was found.弱视眼P-ERG与正常儿童组比较并无明显异常.ERG was performed before injection and 7 day after operation.术前及术后第7d对照眼及实验眼暗适应下行ERG检查.Conclusion F - ERG , ...