Linear-plateau and plateau-linear-plateu models : useful in evaluation nutrient responses /

by Anderson, Richard Loree 1915-, Anderson, Richard Loree 1915-, Nelson, L. A.
Published 1987

Relationship of climate and soil characteristics to gegraphical distribution of Meloidogyne species in agricultural soils /

by Taylor, Albert Lee n. 1901, Taylor, Albert Lee n. 1901, Nelson, L. A., Sasser, J. N.
Published 1982