Show fertilization to supply needed potash for corn premature dying of corn plants la in black sandy soils may be due to deficiency fici ency of potash in the soil sell says the united states department of agriculture the corn plants may develop well during the seedling and early growth periods and attain normal size but before killing frosts they break over the leaves die ale suddenly arid and the ears remain incompletely developed with soft cobs and chaffy grains such stich ears suffer further losses from weathering and ear car rots experiments conducted in indiana where premature dying of corn Is prevalent showed that the continued removal of crop residues and the use of fertilizers containing only phosphates aggravate the trouble control measures says the tha department of agriculture include fertilization to supply the needed potash changes in crop residue disposal and selection of locally adapted seed |