J.R. Caradus, The Structure and Function of White Clover Root Systems.
M. Halmann, Synthetic Plant Growth Regulators.
M.M. Ludlow and R.C. Muchow, A Critical Evaluation of Traits for Improving Crop Yields in Water-Limited Environments.
R.J. MacRae, S.B. Hill, G.R. Mehuys, and J. Henning, Farm-Scale Agronomic and Economic Conversion from Conventional to Sustainable Agriculture.
A.K. Singh, J.P. Moss, and J. Smartt, Ploidy Manipulations for Interspecific Gene Transfer.
J.G. Foster, Flatpea (Lathyrus sylvestris L.): A New Forage Species? A Comprehensive Review.
B.T. Kang, L. Reynolds, and A.N. Atta-Krah, Alley Farming.
Each chapter includes references.