Show definition OF PERFECT SOIL sand clay lime and organic matter are named as is necessary ingredients by ohio expert prof alfred vivian head bead of tho the department part ment of agricultural chemistry of ohio state university defines a perfect soil boll no aa one which contains tho the ingredients in perfect proportions sand band to enable it to absorb air and moisture in proper amounts and to render it warm and friable clay to keep it cool and prevent a too rapid leaching or evaporation of water lime to assist in tho the decay of vego tego table matter and organic matter to retain the best beat amount of moisture and to furnish material for tho the various ous chemical processes continually going on in good soils |