JA Doughton

Nitrogen fixation in chickpea. I. Influence of prior cropping or fallow, nitrogen fertilizer and tillage

JA Doughton, I Vallis, PG Saffigna · Australian Journal of Agricultural Research · 1993 · 71 citations

Biogeochemistry, Nitrogen Fertilizer, Engineering +14

Comparative effects of black and green gram (mung beans) and grain sorghum on soil mineral nitrogen and subsequent grain sorghum yields on the Eastern Darling Downs

JA Doughton, J Mackenzie · Australian Journal of Experimental Agriculture · 1984 · 49 citations

Biogeochemistry, Crop Production, Engineering +15

Nitrogen fixation in chickpea. II. Comparison of 15N enrichment and 15N natural abundance methods for estimating nitrogen fixation

JA Doughton, PG Saffigna, I Vallis et al. · Australian Journal of Agricultural Research · 1995 · 36 citations

Biogeochemistry, Precision Agriculture, Engineering +12

An indirect method for estimating 15N isotope fractionation during nitrogen fixation by a legume under field conditions

JA Doughton, I Vallis, P. G. Saffigna · Plant and Soil · 1992 · 34 citations

Isotope Analysis, Biogeochemistry, Engineering +9

Sustaining productivity of a Vertisol at Warra, Queensland, with fertilisers, no-tillage or legumes 4. Nitrogen fixation, water use and yield of chickpea

W. M. Strong, Ram C. Dalal, J. E. Cooper et al. · Australian Journal of Experimental Agriculture · 1997 · 33 citations

Botany, Land Use, Cropping System +18