8
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of drip irrigation.
,n WKH 8niWHd 6WDWHV IURP WKDW SDUWiFXODU WXUninJ SRinW
Figure One: Trends in irrigated acreage in the United
States from 1965 till 2015
TaEle 2ne EIÀcienc\ levelV Ior GiIIerent t\SeV oI ir-
riJation V\VtePV
T\Se oI 6\VteP EIÀcienc\
Drip 0
MiFUR-6SUinNOHU 0
PHUPDnHnW 6SUinNOHU 75
MRYinJ 6SUinNOHU 6WDndDUd 0
MRYDEOH 6SUinNOHU RDSid &RXSOinJ 70
MRYDEOH 6SUinNOHU 2WKHU 9DUiDWiRnV 65
)ORRd ,UUiJDWiRn PiSHd 6XSSO\ 70
)ORRd ,UUiJDWiRn &KDnnHO 6XSSO\ 60
Drip irrigation