by Hansen, A.J, Gilmer, R.M
Published in Agric Handb US Dep Agric (1976)

by Davidson, T.R, Allen, W.R
Published in Agric Handb US Dep Agric (1976)

by Cochran, L.C, Hutchins, L.M
Published in Agric Handb US Dep Agric (1976)

by Klos, E.J
Published in Agric Handb US Dep Agric (1976)

by Parker, K.G, Gilmer, R.M
Published in Agric Handb US Dep Agric (1976)

by Cheney, P.W, Parish, C.L
Published in Agric Handb US Dep Agric (1976)

by Wilson, N.S, Pine, T.S
Published in Agric Handb US Dep Agric (1976)

by Helton, A.W
Published in Agric Handb US Dep Agric (1976)

by KenKnight, G
Published in Agric Handb US Dep Agric (1976)

by Pine, T.S
Published in Agric Handb US Dep Agric (1976)

by Welker, W.V
Published in Agric Handb US Dep Agric (1976)

by Parker, K.G, Gilmer, R.M
Published in Agric Handb US Dep Agric (1976)

by Cameron, H.R
Published in Agric Handb US Dep Agric (1976)

by Hansen, A.J, Parish, C.L, Pine, T.S
Published in Agric Handb US Dep Agric (1976)

by Parish, C.L, Cheney, P.W
Published in Agric Handb US Dep Agric (1976)

by Nichols, C.W
Published in Agric Handb US Dep Agric (1976)

by Pine, T.S
Published in Agric Handb US Dep Agric (1976)

by Pine, T.S, Welsh, M.F
Published in Agric Handb US Dep Agric (1976)

by Wagnon, H.K, Traylor, J, Williams, H.E
Published in Agric Handb US Dep Agric (1976)

by Parish, C.L, Cheney, P.W, Anthon, E.W
Published in Agric Handb US Dep Agric (1976)