maruca meaning in English

马鲁卡

The occurance of powdery mildew , rust , maruca testulalis geye of cowpea were studied after cowpea had been handled by different kinds of foliar fertilization , and the indexes such as ppo and yields , were measured . . the results showd that , using fertilizers reasonably could raise resistance of plants to pest , increase yields of crops and guarantee quality of products
摘要研究了经不同叶面肥处理后，豇豆白粉病、锈病、豆野螟的发生情况，测定了多酚氧化酶( ppo ) 、产量指标，结果表明，合理施肥能够提高植物对有害生物的抗性，增加产量，保证品质。