Unit-10-Agriculture新编大学英语第二版第一册课文翻译.pdfVIP

以铜为镜，可以正衣冠；以古为镜，可以知兴替；以人为镜，可以明得失。——《旧唐书·魏征列传》

Unit-10-Agriculture新编大学英语第二版第一册课文翻译

Unit10Agriculture

FarmingfortheFuture

[1]Everyyear,morepeoplefacepovertyandhungerandmoreoftheearths

resourcesareruined.Theproblemsareenormous,butmanyexpertsbelievethatthe

situationisnothopeless.Thesolutionwillrequirebigchangesinhowwethinkabout

agriculture,food,andourplanet.

[2]Firstofall,farmerseverywhereneedtodevelopmethodsthatarelessdestructive

totheenvironment.Thechangefromsinglecropfarmingtoamixedcropsystemwould

beoneimportantstep.Theplantingofseveraldifferentcropsimprovesthesoilandhelps

preventerosion.Erosioncouldalsobepreventedbyplantingtreestoprotectthefields

fromthewind.Anotherwayfarmerscouldimprovethesoilistoavoiddeepplowing.In

fact,onlyaslightplowingisnecessaryifpropermethodsareused.

[3]Ifthesoilweretreatedbetter,farmerswouldnotneedtousechemicalfertilizers.

Theycouldusenaturalanimalandvegetableproductsinstead.Withmixedcrops,farmers

wouldneedfewertoxicchemicalinsecticides.Theycouldusebiologicalmethodsof

controllinginsectsanddisease.

[4]Farmerscouldalsohelpsavetheearthsprecioussuppliesofwaterand

petroleum.Tosavewater,theycouldplantmorewater-efficientplantsinsteadofthe

standardtypesofwheatorcorn.Theycouldalsousewateringsystemsthataremuchless