首页
登录
职称英语
Campus Crime We often think of agriculture as pl
Campus Crime We often think of agriculture as pl
游客
2023-08-25
23
管理
问题
Campus Crime
We often think of agriculture as planting seeds and harvesting crops. But many crops do not come from seeds. Many kinds of trees and plants are grown from【C1】______cut from existing trees and plants. This is called grafting(嫁接).
Farmers cut branches or young growths, called【C2】______, from one plant and place them on a related kind of plant. The branch or bud that is grafted is called a scion(接穗). The plant that【C3】______the graft is called the root stock. Over time, the【C4】______from the two plants grow together. The grafted plant begins to【C5】______the leaves and fruit of the scion, not the root stock.
A graft can be cut in several ways. A cleft graft(割接,劈接), for example, requires a scion with several buds on it. The bottom of the scion is cut in the【C6】______of the letter V. A place is cut in the root stock to accept the scion. The scion is then【C7】______placed into the cut on the root stock. Growth medium is put on the【C8】______to keep it wet and help the growth.
Grafting can join scions with【C9】_______ qualities to root stock that is strong and resists disease and insects. Some common fruit trees such as sweet cherries have to be grafted.
In an age of high-technology agriculture, grafting is a low-technology method that remains【C10】______important.
A)blossoms F)extremely K)grow
B)pieces G)buds L)desirable
C)composes H)agreeable M)produce
D)parts I)accepts N)shape
E)securely J)relatively O)joint [br] 【C10】
选项
答案
F
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2957402.html
相关试题推荐
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
[originaltext]M:AsfarasIknow,manystudentswhochoosetoliveoffcampus
[originaltext]M:AsfarasIknow,manystudentswhochoosetoliveoffcampus
MyViewonCampusViolence1.近来不断有大学校园暴力事件发生2.产生这些暴力事件的
随机试题
Janewishesthatshe______foreigntradeinsteadofliteraturewhenshewasinco
Inthe1960s,medicalresearchersThomasHolmesandRichardRahedevelopeda
EversincesheappearedwithRichardGereinPrettyWoman,JuliaRobertshas
TheninJune1967thecountry______diplomaticrelationswithIsraelafterthe
下列核酸变性后的描述,哪一项是错误的?( )A.共价键断裂,相对分子质量变小
以红色椭圆形底阴文为专有标识的是()A.药品的商品名称 B.药品包装、
主司二便的脏是A.肾 B.脾 C.小肠 D.大肠
当市场利率变动时,银行资产价值和负债价值的变动方向与市场利率的变动方向(?),?
政府间财政收入的划分一般应遵循()原则。A.集权 B.效率 C.恰当 D
根据证券法律制度的规定,甲公司拟收购乙上市公司。对此下列表述错误的是( )。A.
最新回复
(
0
)