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
2024-04-27
31
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] 【C9】
选项
答案
L
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3573665.html
相关试题推荐
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
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
DothefollowingstatementsagreewiththeinformationgiveninReadingPassage
WhoisconsideredtobethegreatestEnglishdramatistsinceShakespeare?A、Oscar
Evidenceofthebenefitsthatvolunteeringcanbringolderpeoplecontinues
Asitturnedouttobeasmallhouseparty,we______soformally.A、needn’tdres
宽顶堰形成淹没出流的充分条件是()。A. B. C. D.
健康信念模式认为社会人口学因素与是否采纳有利于健康的行为有关。( )
为规范住宅小区物业管理服务的内容和标准,中国物业管理协会根据我国物业管理现实情况
高血压合并心力衰竭高血压患者的降压目标A.<130/80mmHg B.<150
会计记录的方法主要有( )。A.设置账户 B.复式记账 C.编制报表 D
依据《河道管理条例》,城镇建设和发展不得占用( )。A.河道 B.河道滩地
最新回复
(
0
)