病原物传播的主要方式是() ["主动传播","主动传播,认为传播","被动传播,认为传播","主动传播、认为传播、被动传播"]
土壤消毒属于什么防治() ["植物检疫","园艺防治","生物防治","化学防治"]
古代科举考试最后在殿试中考取第二名被称为是:() ["状元","探花","榜眼","执牛耳"]
车辆装载偏斜,会使车辆的()遭到严重的破坏,以致在行车中可能会导致翻车事故。 ["A.稳定性","B.操纵性","C.通过性"]
我国古代著名书院白鹿洞书院位于:() ["江西庐山","湖南长沙","湖南衡阳","河南商丘"]
防治树木生命真菌病可能有效的药剂是()