【单选题】轮作防治种传和土传病害的方法属于( )防治措施。
【多选题】下列属于果蔬采后贮藏过程中化学防治措施的种类有( )
【单选题】--- Do you think people will have ________ work to do in the future? --- I think so. And I think they will have _______ chances to travel.
【单选题】Lily, get so good a dictionary?
A.
where do you think can I
B.
do you think where I can
C.
do you think where can I
D.
where do you think I can
【单选题】下列选项中不属于IPM的防治措施的是 ( )。
【判断题】碱性无机盐、氯和次氯酸、硫化物、脂肪胺、酚类、联苯等均属于果蔬采后贮藏过程中化学防治措施的种类。()
【单选题】下图表示的是利用害虫对黄色的正趋性而实施色板诱集措施,该措施属于哪种防治措施?