Phosphorus fertilization for wheat production on Blackland and Grand Prairie soils /

by Spence, Charles Orvel, Welch, C. D.
Published 1977

Field crop fertilization on Texas Blackland and Grand Prairie soils /

by Welch, C. D., Grey, Carl, Cole, Joe E., Alston, G. D. (George Dale), Kissel, David E., Birchett, John R.
Published 1977

Forage fertilization on Texas Blackland and Grand Prairie soils /

by Welch, C. D., Gray, Carl, Dorsett, Donald J., Kissel, David E.
Published 1977

Field crop fertilization on Texas Blackland and Grand Prairie soils /

by Welch, C. D., Grey, Carl, Alston, G. D. (George Dale), Hipp, Billy W.
Published 1980