Res earch on i nf l uencef act orsand eval uat i on ofagri cul t ural s ci enceand t echnol ogy progres sbas ed on pri nci palcom ponentanal ys i s 要要 要 A cas es t udy of13 count i esi n chonggi ng

The pr ogr ess of agr i cul t ur al sci ence and t echnol ogy i s t he mai n f act or af f ect i ng agr i cul t ur al economi c gr owt h.I n t hi s paper ,based on t he eval uat i on i ndex ofagr i cul t ur alsci ence and t echnol ogy pr ogr ess ofpr evi ous schol ar s pr oposed,t he aut horcol l ect ed t he dat a of2007-2011,usi ng pr i nci palcomponentanal ysi smet hod t o compar e t he pr ogr ess ofagr i cul t ur alsci ence and t echnol ogy gap of13 count i es i n Chongqi ng,t o f i nd outt he mai n f act or s t hati nf l uenci ng t he pr ogr ess ofagr i cul t ur alsci ence and t echnol ogy,and accor di ng t o t he pr esentsi t uat i on oft he count i es i n Chongqi ng,put f or war d count er measur es and suggest i ons f or t he f ut ur e devel opment of Chongqi ng agr i cul t ur al s ci ence and t echnol ogy pr ogr ess.