1. Yearly variation of maize yield conversion from paddy field ill-drained clayey soil into upland field;Aota;J. Jap. Soc. Grassl. Sci.,1978
2. Interactions between carbon and nitrogen under intensive cropping sequences;Bacon,1982
3. Response of Inga rice to application of nitrogen fertilizer at varying growth stages;Bacon;Aust. J. Exp. Agric. Anim. Husb.,1984
4. Effect of rice stubble and nitrogen fertilizer management techniques on yield of wheat sown after rice;Bacon;Field Crops Res.,1985
5. Crop residue, soil water, and soil fertility related to spring wheat production and quality after fallow;Black,1973