首页
登录
职称英语
Much of the research on nutrient deficiencies is based on growing plants hyd
Much of the research on nutrient deficiencies is based on growing plants hyd
游客
2024-01-03
28
管理
问题
Much of the research on nutrient deficiencies is based on growing plants hydro-ponically, that is, in soilless liquid nutrient solutions. This technique allows researchers to create solutions that selectively omit certain nutrients and then observe the resulting effects on the plants. Hydroponics has applications beyond basic research, since it
facilitates
the growing of greenhouse vegetables during winter. Aeroponics, a technique in which plants are
suspended
and the roots misted with a nutrient solution, is another method for growing plants without soil. [br] The word "
facilitates
" in the passage is closest in meaning to
选项
A、slows down
B、affects
C、makes easier
D、focuses on
答案
C
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3330229.html
相关试题推荐
Medicalresearchatthecellularlevel,______researchontheimmunesystem,has
Mostgeologistsbelieve______fromtheremainsoftinymarineplantsandanimal
Scientistshaveknownforsometimethatcertainplants,calledhyperaccumu-
Onlyrecentlyhaveinvestigatorsconsideredusingtheseplantstocleanups
Onlyrecentlyhaveinvestigatorsconsideredusingtheseplantstocleanups
Muchoftheresearchonnutrientdeficienciesisbasedongrowingplantshyd
Muchoftheresearchonnutrientdeficienciesisbasedongrowingplantshyd
Mineraldeficienciescanoftenbedetectedbyspecificsymptomssuchaschlo
TheresearchersPeterUckoandAndreeRosenfeldidentifiedthreeprincipall
Plantscanprovidefood,shelter,clothing,ormedicine.Whatisonekindof
随机试题
______forthetimelyinvestmentfromthegeneralpublic,ourcompanywouldn’tbe
九寨沟气候宜人,夏季凉爽,冬无寒风。Jiuzhaigouenjoysafavorableclimatewhichiscoolinsummer
Themedianoffivedifferentpositiveintegersis12,whichofthefollowingis
[originaltext]W:Goodmorning.TotalInsurance.Judyspeaking,howmayIhelpy
[originaltext](5)America’sholidayshoppingseasonstartedonBlackFriday
试述第三脑室位置及其左右前后毗邻关系。
感染性腹泻最主要的病原是()A.真菌 B.病毒 C.空肠弯曲菌 D
各种运输方式内外部的各个方面的构成和联系,就是( )。 A.运输系统
Excel工作表A1单元格的内容为公式=SUM(B2:D7),在用删除行的命令将
下列不属于施工项目竣工质量验收的条件的是( )。A.建设单位已按合同约定支付工
最新回复
(
0
)