by Plank C.O
Year of Publication 1994

by Landry G. Jr, Plank C.O
Published in Bulletin - Georgia University (1981)

by Langdale, G.W, Box, J.E.Jr, Plank, C.O, Fleming, W.G
Published in Communications in soil science and plant analysis (1981)

by Farina, M.P.W, Sumner, M.E, Plank, C.O, Letzsch, W.S
Published in Communications in soil science and plant analysis (1980)

by Plank, C.O
Year of Publication 1994

by Plank, C.O
Published in Southern cooperative series bulletin (USA) (1992)

by Plank, C.O
Year of Publication 1992

by Plank, C.O
Published in Leaflet - Cooperative Extension Service, University of Georgia (USA) (01.09.1982)

by Plank C.O
Published in Leaflet - Cooperative Extension Service (1982)

by Plank C.O
Published in Leaflet - Cooperative Extension Service (1980)

by Plank C.O, Letzsch W.S
Published in Proceedings of the Annual Convention Southeast Pecan Growers Association (1982)

by Walworth, J.L, Sumner, M.E, Isaac, R.A, Plank, C.O
Published in Agronomy journal (01.11.1986)

by Gascho, G.J. (University of Georgia, Tifton, GA), Gaines, T.P, Plank, C.O
Published in Communications in soil science and plant analysis (01.08.1990)

by Landry, G. Jr, Plank, C.O
Published in Bulletin - Cooperative Extension Service, University of Georgia, College of Agriculture (USA) (01.12.1986)

by Hodges, S.C. (University of Georgia College of Agricultural and Environmental Sciences, Athens, GA), Plank, C.O, Segars, W.I
Published in Bulletin - Cooperative Extension Service, University of Georgia, College of Agriculture (USA) (01.03.1992)

by Landry, G. Jr, Plank, C.O
Published in Bulletin - Georgia University, Cooperative Extension Service (USA) (01.05.1981)

by Farina, M.P.W, Sumner, M.E, Plank, C.O, Letzsch, W.S
Published in Journal of plant nutrition (1980)

by Farina M.P.W, Sumner M.E, Plank C.O, Letzsch W.S
Published in Journal of plant nutrition (1980)

by Parker, M.B. (Coastal Plain Station, Tifton, GA), Gaines, T.P, Walker, M.E, Plank, C.O, Davis-Carter, J.G
Published in Communications in soil science and plant analysis (01.12.1990)

by Farina, M.P.W, Sumner, M.E, Plank, C.O, Letzsch, W.S
Published in Soil Science Society of America journal (01.09.1980)