8 1 40 Food Crops and Environment SHEAFFER, Craig C. Primary Author MONCADA, Kristine M. Additional Author mixed material xvi.704hal.;ill.;26 Australia Delmar Cengage Learning 2012 6637.jpg.jpg food-crops and environment SHEAFFER, Craig C. Primary Author MONCADA, Kristine M. Primary Author mixed material 1418050377 Clifton Park Delmar Cengage Learning 2009 IMG_0398.jpg BRADY, N.C. Additional Author mixed material London Academic Press 1991 ADVANCES_In_Agronomy_Volume_45.jpg BRADY, N.C. Additional Author mixed material London Academic Press 1990 ADVANCES_In_Agronomy_Volume_44.jpg BRADY, N.C. Additional Author mixed material London Academic Press 1990 ADVANCES_In_Agronomy_Volume_43.jpg BRADY, N.C. Additional Author mixed material New York Academic Press 1978 IMG_0231.jpg editor:Donald L. Sparks Additional Author mixed material 9780123736864 Elsevier 2007 IMG_0314.jpg M. J.T. Norman Additional Author Barley, K.P. Primary Author Graham, R.D. Primary Author Laing, D.R. Primary Author mixed material New York Vice chancellors committen 1975