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【简答题】

"葡萄园田间植株树体上卷须越多,说明田间管理越粗放( )。";

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参考解析:
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举一反三

【单选题】当田间作物出现微量元素缺乏时,此时补充微量元素最有效方法是()。

A.
均匀撒施于土壤面;
B.
在垄的两侧开沟,条施后覆土;
C.
配制低浓度的肥料溶液进行叶面喷施;
D.
配成低浓度的水溶液浇灌于根部;

【单选题】The Scottish countryside will soon be home to creatures which is strange to Britain. This spring, 17 beavers (海狸) will be released into a remote area of rivers and forests. Hunted to extinction throug...

A.
Not all the people support setting loose wild animals in Britain
B.
Some small mammals will be out of control in Britain
C.
The landowners don"t like beavers because of the possible disasters
D.
British Parliament has proposed several times to bring beavers back