首页
登录
职称英语
To call something "marginal" means it is not very good. Farmers have their o
To call something "marginal" means it is not very good. Farmers have their o
游客
2023-07-21
44
管理
问题
To call something "marginal" means it is not very good. Farmers have their own way to【47】marginal land: It is the last to be planted under good conditions, and has the【48】to be avoided under poor conditions. Low【49】soil is not the only reason land could be considered marginal. It might be in an area where rainfall is【50】or where a hillside might rise too steeply(陡峭地).
There are uses for marginal land, however. Most often it is used as grassland. Grasses provide excellent【51】for grazing (吃草) animals like cattle, sheep and goats. Grass seed can be bought from a foreign supplier or【52】grasses can be used. However, using marginal land for grazing is not a simple issue. There is a【53】of overgrazing. Cattle can damage the crops by eating down to the roots. Also, the weight of the animals crushes the soft and can make it too hard for growing. A(n)【54】way to reduce the harm is to move animals from one field to another. This method is known as rotational grazing (循环放牧) which is extremely important for marginal land.
Another use for marginal land is for tree crops. Studies have【55】that the white pine and loblolly pine (火炬松) are two kinds of trees that grow well on such land. They grow fast and provide good quality wood. Another tree is the poplar (白杨), found in many parts of the world.
Failure to take the care needed to protect marginal lands can make a bad situation worse. But good planning can 56 a marginal resource into a highly productive one.
A) feed B) priority C) transplant D) effective
E) limited F) define G) adequate H) transform
I) discouraging J) quality K) native L) revealed
M) prejudice N) hazard O) recovered [br]
选项
答案
N
解析
此处需要填入一个名词或动名词,可选范围缩小到C、I、M和N,根据下文cattle对marginal land的破坏可确定正确答案为N。
转载请注明原文地址:https://tihaiku.com/zcyy/2856707.html
相关试题推荐
[originaltext]W:Today,weinviteMr.SonderimtotalksomethingabouttheEuro
[originaltext]Areyoutiredofyourjobandwanttodosomethingdifferent
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
Likefinefood,goodwritingissomethingweapproachwith【B1】______andenjo
[originaltext]W:Dr.Smith.IneedtoaskyouaboutsomethinginChapter12.We
随机试题
Hehaddeceivedagreatmanypeoplebutshe______himatonce.A、sawintoB、sawth
Sometimesthechildfeltasecondselfinside,watchful,smallandcrouchingthi
Inthe1920s,______emergedasthecreativecenterforjazz.A、ChicagoB、LosAnge
Theprocessbymeansofwhichhumanbeingscanarbitrarilymakecertainthin
A—taxationsystemB—taxationC—fiscalchargesD—progressive
为进一步推动流动人口服务管理工作,某市准备对辖区内流动人口情况进行调查,领导让你
下列事件最为合乎逻辑的排列顺序为:() (1)了解实验目的(2)操作实验步骤
小儿单次法硬膜外麻醉的常用局麻药为A.2%利多卡因与0.75%罗哌卡因对半混合,
下列属于细晶粒热轧钢筋牌号的有( )。A.HPB300 B.HRBF500
甲建筑工程公司与乙水泥厂签订200T水泥的买卖合同,交货时,由于乙公司所雇装卸工
最新回复
(
0
)