【单选题】下列作物中不属于抗蚀能力较强的作物是( )。
【单选题】听力原文:(A) The young man is listening to a lecture. (B) The man is selling flowers in a supermarket. (C) The old man is delivering a speech. (D) The old man has been sleeping for some time.
【简答题】下列不属于农业养地措施的是(). A选用优良品种 B种植豆科作物 C施用有机肥 D合理施用化肥
【单选题】—The young man is good at a lot of things but you can't say he is ________ . — I agree with you. Actually no one is.
【单选题】下列选项中,关于青贮饲料描述不正确的是()。
A.
青贮饲料的原料来源极广,一般禾本科作物、豆科作物,作物块根、块茎以及水生饲料 和树叶等均可以用来青贮。
D.
青贮饲料制作属于无曲发酵,不允许添加任何菌种