民勤綠洲節(jié)水農(nóng)業(yè)發(fā)展戰(zhàn)略研究.pdf

1、甘肅農(nóng)業(yè)大學(xué)碩士學(xué)位論文民勤綠洲節(jié)水農(nóng)業(yè)發(fā)展戰(zhàn)略研究姓名：王燕申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：農(nóng)業(yè)推廣農(nóng)村與區(qū)域發(fā)展指導(dǎo)教師：張艷榮20080601甘肅農(nóng)業(yè)大學(xué)農(nóng)業(yè)推廣碩士學(xué)位論文ResearchonDevelopmentofWaterSavingAgricultureSystemoftheMinqinOasisAbstractChinaisoneofthemostscarcewatercountriesintheworldWaterresou

2、rsehasbeenbottlenecktorestrictthedevelopmentofeconomyandsocietyThedevelopmentofagricultureneedsagreatdealofwater，SOtosolvetheuse‘ofwaterisakeyproblemtobothagriculturedevelopmentandothertradesThatietosaythedevelopmentofwa

3、tersavingagriculturesystemhassignificancetorelaxthesupplyneedcontradictionofwaterresourse，aswellastothedevelopmentofeconomyandsocietyinChinaMinqinOasislocateslowerreachesofShiyangRiverintheeastofGansuCorridorofGansuprovi

4、nce，ChinaItissurroundedbyBadanjilinDesertandTenggeliDesertfromeast，westandnorthAnditistheregioninwhichthecontradictionofusewaterstandcsoutmostly，entironmentismostexecrable，andwaterresourceisthemostrestrictionfactortothea

5、griculturedevelopmentinShiyangRiverdrainageareaInthispaperbasedonanalyseofthedevelopmentofsave—wateragriculturedomesticandoverseas，save—wateragricultureinMinqinOasishasbeenresearched，andsomecountermeasuresandadviceshaveb

6、eenputforwardedFirst，theproblemsofsavewateragricultureinMinqinOasishavebeenanalyzedThatis，thecontradictionofuse—waterverystandesout；irrigationisinefficientinusingwater；irrigationtechnologygetsbehind，aswellasthemanagement

7、ofirrigation；rapidincreaseofpopulationrestrictestheagriculturedevelopment；popularizationofsavewatertechnologyisblindfoldinsomedegreeSecond，somecountermeasuresandadviceshavebeenputforwarded1)amathematicalmodelofcorpoptimi

8、zationirrigationhasbeensetupThemodelsuppliedtheoreticalthereundertocorpoptimizationirrigationinMinqinOasis；2)accordingthecharacteristicofgeographyandweather，MinqinOasishasbeenplotoutfourplantingdistrictsThatis，grainandfr