成功的应用实例包括少量喷撒 、 泡沫剂及农药颗粒剂的土壤施用.Examples of successful application improvements are low volume sprays, foams, and granular soil applications.泡沫剂可以减缓气驱中的气窜和重力超覆现象.Foam can retard gas channeling and gravity override in gas ...
That night there were a thousand campfires.晚上点起上千堆营火.Lessening Impacts When Campfires Are Used.低冲击的生造营火.The fire guards often find campfires that have not been put out completely.防火警备员经常发现未完全熄灭的营火....
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...