来自陈美全的问题
下列哪些是最能体现现代化生产的农业措施（）A.合理灌溉B.合理施肥C.根外追肥D.无土栽培
下列哪些是最能体现现代化生产的农业措施（）
A.合理灌溉
B.合理施肥
C.根外追肥
D.无土栽培
1回答
2020-06-03 09:48
我要回答
请先登录
高海华
无土栽培指的是不用土壤，而是依据植物生活所需无机盐的种类和数量的多少，将无机盐按照一定的比例配成营养液，用营养液来培养植物．无土栽培可以更合理的满足植物对各类无机盐的需要，具有产量高、不受季节限制、节约水肥、清洁无污染等优点，在农业生产上具有广阔的发展前景．
故选：D
2020-06-03 09:53:01
最新问答
推荐文章
猜你喜欢
附近的人在看
推荐阅读
拓展阅读
- Ⅲ.句型转换.Ⅳ.用所给词的适当形式填空.1.Myhairisblack.(就划线部分提问).__________isyourhair?2.Helooksalittleheavy.(就划线部分提问)__________helooklike?3.Shehastwoshortarms.(改
- 【初二英语（句型转换,每空填一词）1.Ifyougototheparty,you'llhaveagreattime.（改为同义句）Ifyougototheparty,you'll_____________.2.I'mgoingtotakethebustoschool.（改为同义句）I'mgoingtoschool________】
- 【句型转换1.iamwateringtheflowers否定句________________2.shegoesshoppingonsaturdayevening一般疑问句________3.theboysareplayingcards划词提问__________________________4.heisdoinghishomework复数形式________________5.m】
- Weweregreatlysurprisedathisnotpassingtheexam.句型转换_____our_________,hedidn'tpasstheexam.
- 英语翻译三.句型转换1.I'llgototheparkunlessitrainstomorrow.(改为同义句)I'llgotothepark____________________tomorrow.2.Idon'tknowwhatIwilldonext.(改为同义句）Idon'tknow_______________next
- 句型转换,急用!1.Tomistallerthananyotherstudentinhisclass.（同义句）Tomis__________inhisclass2.Mike'shairis5cmlong.jack'shairis7cmlong.(合为一句）Mike;shairis_________________.3.Thehotelis（about180yuan
- 用括号里的正确形式填空和句型转换(用musthavebeen/done或can'thavebeen/done改写句子）用括号里的正确形式填空：1.Look!Thatman______(wave)toyou.Doyouknowhim?2.Thechildrenwereplayinginthegarden.They__
- 【英语句型转换：1.Ihavesomepaper.(改一般疑问句)2.Wehavemanypictures(改否定句)3.Thesegirlshaveavolleyball.(改一般疑问句)】
- 初二英语句型转换MyparentshavebeentoShanghaibefore.(高位一般疑问句,并作否定回答)-()yourparents()toShanghaibefore?-(),they()TheyaregoingtovisitWaterCitybefore.()用before改写)They()()Watercitybefore.Iwenttothe
- 【句型转换选词填空句型转换:1.iwasbornonseptember11th.(对onseptember11th提问)__________________________2.i`mfourteenyearsold.(对fourteenyearsold提问)_______________________________3.wehaveanartfestivaleachyear.(变】
- 两道初一英语的句型转换题,在线等,作业!Itsaysanelephantweights40tons.划线提问划线部分：40tons________Motherboughtsomefoodaswellasdrinksfortheparty.改为同义句希望精通英
- 初一上册英语题句型转换1.Whatistheboy'sname?(同义句）Whatisthe_________thebou?2.MynameisKate(同义句）_________.3.MynameisLucyKing(疑问句）_________name?4.Tonyishisfirstname.(疑问句）___
- 【句型转换改为同意句1.Whydon'tyouaskhelpfromyourparents_________________________________________2.Iaskedforadaysoffyesterday.Ididn'tgotoschool.___________________________________________________3.Itistoolate,soIdon't】
- 英语问题句型转换1.Wefoundthelesson（wasdifficulttounderstand）2.Wefoundthelesson（difficulttounderstand.）想问的有2个问题1.第一句已经有谓语found了,怎么还有个was?定语从句?那关系代词是主语时不
- 句型转换. 1. When I’m older, I will be doctor.（改为同义句）    When I ________ _________, I will be doctor. 2. I 
- 【10个英语句型转换1.IwanttovisitBritain.__________________youwant__________________?2.Franceisfamousforitsscenery.__________________Francefamous_________?3.TherewillbeaFrenchfilmfesticalnextweek?__________________ther】
- 英语句型转换,xiexieiwasdoingmyhomeworkat8.mymotherwaswatchingtvatthattime.(保持句子意思,合并）=iwasdoingmyhomework___mymotherwaswatchingtv___thattime.chineseismoredifficultthanenglish.chineseis_________e
- 【英语句型转换划线提问划线没法打出,【】里的就是划线的.1.Peteris【12yearsold】2.Scttlikes【history】3.Theyhave【vegetable】forlunch4.Itis【niceoclock】5.Daveisfavoritefoodis【icecream】6.theyare】
- 不会的英语题（句型转换）●HegetsonwellwithMike.(同义句转换)He_________toMike.●Hewroteashortstorylastnight.(用from8to12lastnight改写句子)He_________ashortstoryfrom8to12lastnight.●Dothesestudent
- 【句型转换1.Thisismybook.Mybookisonthedesk.(改为定语从句)Thebook()()()()()ismine.】
- 【句型转换英语七年级下册1igetaletterfromhim.He________aletter_______me.2.Jimislateforschoolbecauseofgettinglate..(对划线部分提问)______________Jimlateforschool?3.Shehasonlyonewatch.(划线部分提问)Howm】
- 句型转换1.Theirfootballteamismuchstrongerthantheothertwo.Theirfootballteamis_________ofthe______.2.LucygaveJimthefloweratoncewhenshegotit.LucygaveJi
- 句型转换：1、I'dliketoplaytenniswithBill.(写出同义句）I______playtenniswithBill.2、They'dlikethreebowlsofnoodles.(改为一般疑问句）____________threebowlsofnoodles3、He'dlike(asmallhamburger).(对
- 句型转换，根据括号内的要求完成下列各题，每空一词。1.Didyourbrotherenjoyhimselfattheparty?（改为同义句）Didyourbrother________________attheparty?2.MrSmithlikestocook.（改
- 句型转换：IhopeIcanbeateacher（同义句）Ihope（)()ateacher
- 句型转换,大侠来1.Theriveristhreetimeslongerthanthatone.Theriveris________________asthatone.Theriveris________________ofthatone.2.Weareexpectingyourletter.Weare____________yourletter.3.Hedidhishomeworkhim
- 英语句型转换(2114:50:50)Howmuchdoesyourschoolbagweight?（改为同义句）_____________________yourschoolbag
- 【句型转换Turnontheradio.（用He做主语改为一般将来时）_______________________________________________】
- 【句型转换。1.Heismyson.（改为复数形式）__________mysons.2.Thesearehisbrothers.（改为一般疑问句）__________hisbrothers?3.Kate'sfatherismyuncle（改为同义句）Kate____】
- 汽车关闭发动机后在水平地面滑动一段距离后停下,阻力做功,问汽车的动能为什么转化为热能?.