D. E. Johnson

发表

Methane emission by alpaca and sheep fed on lucerne hay or grazed on pastures of perennial ryegrass/white clover or birdsfoot trefoil

C. W. Holmes, G. C. Waghorn, D. Johnson, 2003, The Journal of Agricultural Science.

Mitigating Agricultural Emissions of Methane

Arvin R. Mosier, K. Minami, A. Mosier, 1998 .

Canopy temperature and growth of differentially irrigated alfalfa

M. B. Kirkham, E. T. Kanemasu, Loyd R. Stone, 1983 .

Consumer preferences for rice in Africa.

Pieter Rutsaert, Wim Verbeke, Nourollah Ahmadi, 2011 .

Relationships between upland rice canopy characteristics and weed competitiveness

Michaël Dingkuhn, Alain Audebert, M. Dingkuhn, 1999 .

Methane, nitrous oxide and carbon dioxide emissions from U.S. beef production systems.

Andrew Seidl, D. E. Johnson, A. Chwalibog, 2001 .

Improved soil fertility and weed management is profitable for irrigated rice farmers in Sahelian West Africa

Stephan M. Haefele, D. Johnson, S. Haefele, 2000 .

Timing of weed management and yield losses due to weeds in irrigated rice in the Sahel

Stephan M. Haefele, Stephen J. Powers, M. Wopereis, 2004 .

Ruminants and Other Animals

D. Johnson, K. A. Johnson, G. Ward, 1993 .