Show How To 10 Use Soil and Keep It Too Use the soil and keep it too For good production year after year yur it needs high fertility says Charles Painter soils specialist of the University of Idaho extensive service He lIe recommends a five point program program- 1 Add crop residues green manure and livestock manure Add them regularly 2 Till the soil only when nee nee- I Essary Disturb It primarily for seedbed preparation digging irrl irrl- gatlon gallon furrows and for weed con con- 3 Remove sodium from alkaline alk alk- aline aUna soil soU and salt from saline soil b bl leaching or cr use of excess Irrl gaton water 4 Maintain a balanced ent supply with commercial fertilizer fer ler- tilzer livestock manure or green manure 5 Control weeds Insects and crop diseases and irrigate effi- effi Because the organic matter of soil is continuously breaking down he said sald It takes a n lot of crop residue to make a differ ence Twenty tons will wilt produce about five tons of organic matter Painter sand soil soU compaction Is Ismore Ismore Ismore more of a a problem today than when horses were used In farm- farm Ing Heavy equipment causes more damage to the soil In a short time C |