J.T. Sims and D.C. Wolf, Poultry Waste Management: Agricultural and Environmental Issues.
P.K. Sharma and S.K. De Datta, Rainwater Utilization Efficiency in Rainfed Lowland Rice.
J.L. Richardson, J.L. Arndt, and J. Freeland, Wetland Soils of the Prairie Potholes.
V.P. Evangelou, J. Wang, and R.E. Phillips, New Developments and Perspectives on Soil Potassium Quantity-Intensity (Q/I) Relationships.
S.P. Loss and K.H.M Siddique, Morphological and Physiological Traits Associated with Wheat Yield Increases in Mediterranean Environments.