<br />
<br />conce
<br />ceJ1tivepJ
<br />. ...~u~o~f~oin$
<br />....avoidr(;]!#afory.
<br />
<br />i..The t!argetin
<br />froml~9rto 1995
<br />of; 180,364,feeto(
<br />'fa~ms;J~7,143feet
<br />2,31,Z70f~etof undSr.
<br />891...actTs;ofilal1d..leyel
<br />tureSj. ..23,89i1.. ..acres.... ofi
<br />ment; .. 4,~8 Oiacresofnllt
<br />4,19. o aqresbf pesticicle ma
<br />. . , . - " - .. .
<br />
<br />. Byjn$tallitig.thesestr1.l9 . .. .....'/..i
<br />by usingner.....lJlanagellle~tPral;ticesJ..p~9dh~~#~i...
<br />more . eJficientlyappFed.theirirrigation",at~F
<br />with minimal losses. of diverted'w,atert04eegi ....
<br />percolation..: This control ofirtiglltiouapp1lcat ...
<br />tion permittbd ..producers..to'lJla~eil1aJ1t\ge1h(;]l1tt.
<br />decisions of whenlll1d howmuc~'Ya~erneeds to
<br />be llPplied to meet crop demands; but. not to
<br />over apply and be wasteful. Irrigation to only
<br />meet crop needs stops excessive runoff and deep
<br />percolation that carries nutrients and pesticides
<br />to receiving waters. Controlled application of
<br />irrigation water stopped furrow erosion and the
<br />sedimentation of tailwater.
<br />
<br />he districts initi-
<br />s by recognizing
<br />of water quality
<br />show how in-
<br />ater quality in
<br />iver and thus
<br />
<br />hare dollars
<br />pplication
<br />mng on
<br />
<br />Although the data in this brochure relates
<br />to the Patterson Hollow HUA Project in the
<br />lower Arkansas River Valley, the methods and
<br />procedures used to get these results could be
<br />applied in other areas of Colorado where pro-
<br />ducers irrigate using surface water.
<br />
<br />.','
<br />
<br />
<br />lili,l$ll~~.'ii;~~.
<br />
<br />lijo;~~i ... .~~etofCdl1~.t~tll~it,~hlil1i\J~~~:'fa~~;"'t
<br />. 147,143 feet of gate(Lirri!f~tion?i.~~;<.',
<br />231,770 feet of underground irrigationpip.elin.e . ..
<br />\>>:~<"":_.:,._::_..,_,,d '''.._ ,'.,\,,', _, _ "_. " '"._,'
<br />891 acres of land ley..~lil1g
<br />178 irrigationstructllteS ........... .........., ........
<br />23,891 acres of irrigatici~.~at~t~a#d&~~T~t<'
<br />4,380 acres of nutrient!J1~na.!fe.!J)e!1t. ,.'...'..i<h<."
<br />4,190 acres of pesticidelt\aJ;lag~J;J1.~l1t........<';'<
<br />,. ._,,,~ .:,-:- J'-.."-'. ,:;:-,~:::,'>f. ":::\-,::,::>:,-y:;:.-
<br />:-.<>,<';,'~~- .>J:::)-/'" .:. ".\"
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<br />, ,,"""- . \ ,:;,-,:"'::{,,,:-'-'
<br />..,.,.,..;;; ., ",I
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<br />... ...;';:j:><";1;'\,ij'i:l,,;;.;;.
<br />-:_)'\:--;,-i-"z<:".:::.}t.,?,\::F:_:.-:~: ;,-;:;,\-,,:,::.;: ;,,-.
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