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1、常用抗旱应急灌水机械设备及选购方法Commondroughtemergencyirrigationmachineryandequipmentandthepurchasemethod旱灾对农业生产影响大，由于我国水利灌溉设施不足，抗御旱灾的能力低下，目前在抗旱减灾中，可采用以下一些抗旱应急灌水技术与设备。Droughtimpactonagriculturalproduction,becauseofthelackofirrigationfacilitiesinourcountry,toresistdroughtabilityislow,atpre
2、sentinthedroughtresistanceanddisasterreduction,canadoptthefollowingsomedroughtemergencyirrigationtechnologyandequipment.抗旱节水型播种机Droughtresistancesowingmachine抗旱节水型播种机是把灌水设施与播种机结合的一种机械，用于土壤墙情不足时作物的播种，能在灌水的同时完成播种作业。该机的代表机型有单体播种机、施水硬茬播种机和抗旱灌水播种机。Droughtresistcincesowingmachine
3、isamachinecombinedwithirrigationfacilitiesandseederforsowingcrops,thesoilmoistureisinsufficient,canbecompletedinimgationandsowing.Onbehalfofthemodelsofthemachinewiththemonomersowingmachine,waterapplicationstubbleseederandanti-droughtirrigationsowingmachine.(1)单体播种机该机一般由机架、前
4、置铲、开沟器、播种施肥器和覆土器等组成。播种时将其挂在运水车(拖拉机或畜力车)后面，可一次完成开沟、灌水、播种、施肥、覆土等作业，作业效率为0.33公顷/天。具有节水、省力、适用性强、便于操作等优点，适用于玉米、大豆和高粱等作物的点播。(1)themonomersowingmachinethismachineiscomposedofframe,frontshovel,opener,seedingandfertilizingdeviceandasoilcoveringdeviceetc..Whenplantinghanginthewaterta
5、nkers(tractororanimalpowercar)behind,andcancompletetheditching,sowing,fertilization,irrigation,soilandotheroperations,theoperationefficiencyof0.33HA/day.Hastheadvantagesofwatersaving,laborsaving,strongapplicability,convenientoperation,demandforcorn,soybeansandsorghumandothe
6、rcrops.(2)施水硬茬播种机(2)andwaterapplyingstubbleseeder该机由播种机加灌水装置组成，可以同时壳成播种与灌水两项作业。该机直接将水箱安装在拖垃机或播种机上，出水管安装在播种管后方，在开沟、下种之后少量覆土时就灌水，最后完全覆土，完成播种与灌水作业。此机具在播种机的开沟器后侧装有覆土器，可保证种子覆土深度，能使种子接近深层土壤，以便种子充分利用土壤底墙，并且地面表层形成的明沟有利于集蓄雨水和苗期灌水，这一点特别适用于半干旱地区。Themachineiscomposedofseederandirrigati
7、ondevice,canalsoshellsowingandirrigationtwoassignments.Themachinedirectlytothewatertankisinstalledonthedragginganddrawingmachineoronaseeder,outletpipeisarrangedintherearoftheseedingtube,ditching,seedingafterasmallamountofsoilontheirrigation,finallycompletesoilcover,complete
8、sowingandirrigationwork.Thismachineisequippedwithasoilcoveringdeviceintheopenerrea
