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
10
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] 【C6】
选项
答案
N
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3573662.html
相关试题推荐
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
Thepast50yearshaveseenmassiveexpansionofagriculture,withfoodprod
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
CampusCrimeWeoftenthinkofagricultureaspl
[originaltext]M:AsfarasIknow,manystudentswhochoosetoliveoffcampus
随机试题
Whowritesthisletter?[br]WhatisChiefAccountantsatisfiedwith?Heiss
ToallAmericans,anotherbasic【B1】______intheirconstitutionistheBill
冰心第三阶段的小说创作《分》表现了对社会问题具有了什么新观念()。A.社会革命
下列属于投资业务创新的有()A.金融期货与期权 B.结构性票据 C.资产支
基金投资跟踪与评价的核心是()。A.对基金销售业务以及人际关系的维护 B.基
手三阳经与足三阳经交接的部位是( )。A.四肢部 B.肩胛部 C.头面部
中医的"肝郁脾虚"指的是A.体征B.症状C.状态D.证候E.疾病
案例11误登带电间隔触电灼伤2006年3月3日,某220kV变电站由外包单位某
A第一步,本题考查分数数列。 第二步,利用反约分将原数列转化为:,分子是公比为1/2的等比数列,所求项分子为1×1/2=1/2;分母是等差数列,则下一项为4-
下列筹资方式中,更有利于上市公司引入战略投资者的是( )。A.发行债券 B.
最新回复
(
0
)