Show Spring Brings Annual Query SALT LAKE CITY CITY- Mr Groundhogs Groundhog's shadow Isn't the only forecaster of spring local lo 10 cal farmers are already asking questions question II like How much fertl liter lIzer will I need this ye t tJust Just enough to produce the profitable crop yields you want answers anSwers Dr Roy C. C Lapps Lipps chief western agronomist for U. U S. S Steel who points out that latest scientific research can help take the gues guesswork work out of fertilizer r ff r By Dy using up date soil soU tests records of past cropping g practices crop yields plus other newest farming t techniques farmers can now apply fertilizer by prescription prescription tion recommendations recommendation 1 tailor tailor- made Irr individual farmers' farmers soil and crop needs he said Soil fertility r starch underscores underscores under under- I scores agan again and again the Importance Im- Im of well planned soil test I Ing programs ms While gen general tal fertilizer fer ter- fertilizer recommendations can be helpful as guides only by testing can a farmer former find out the true fertility level of his own soil its soil Us strength Its deficiencies and par needs Once scientifically analyzed I Ithe the farmer simply applies the I needed amounts of nitrogen phosphorus potash plus any other n nutrients nutrients nu nu- required to produce maximum maximum maxi maxi- mum yields on a crop by crop field by field basis Field research and test plot studies throughout the West prove this the most ef procedure Dr Lapps LIpps re re- ports Successful farmers say this by prescription application not only I takes taken the guesswork out of forming farm form ing but greatly increases their profit prom p potentials h he said |