01358oam 2200397Ka 450 991069216210332120031202140417.0(CKB)5470000002351812(OCoLC)53816129ocm53816129(OCoLC)995470000002351812(EXLCZ)99547000000235181220031202d1998 ua 0engurcz||||||txtrdacontentcrdamediacrrdacarrierSunflower water use relationships[electronic resource] /David C. Nielsen[Akron, Colo.] :USDA-NRCS,[1998?]Conservation tillage fact sheet ;#1-98"Central Great Plains Research Station."Title from title screen (viewed on Oct. 23, 2003).SunflowersWater requirementsGreat PlainsSunflowersYieldsGreat PlainsSunflowersWater requirementsSunflowersYieldsNielsen David C(David Christopher)1380777United States.Central Great Plains Research Station.United States.Natural Resources Conservation Service.GPOGPOBOOK9910692162103321Sunflower water use relationships3430771UNINA