Author

J.R. O’Callaghan

Observed names: J. R. O'Callaghan, J.R. O'Callaghan

Observed institution: Newcastle University

ORCID: 0000-0002-0932-3725

Observed ORCID: 0000-0002-0932-3725

OpenAlex ID: A5102812648

NELUP: An Introduction

1995 · J. R. O'Callaghan · Journal of Environmental Planning and Management · 85

Nitrification in soils incubated with pig slurry or ammonium sulphate

1983 · T.H. Flowers, J.R. O'Callaghan · Soil Biology and Biochemistry · 67

Theoretical analysis of the compression of fibrous agricultural materials

1986 · M.O. Faborode, J.R. O’Callaghan · Journal of Agricultural Engineering Research · 51

Optimizing the compression/briquetting of fibrous agricultural materials

1987 · M.O. Faborode, J.R. O'Callaghan · Journal of Agricultural Engineering Research · 48

Land use: the interaction of economics, ecology and hydrology.

1996 · J.R. O’Callaghan · Chapman & Hall eBooks · 40

A rheological model for the compaction of fibrous agricultural materials

1989 · M.O. Faborode, J.R. O'Callaghan · Journal of Agricultural Engineering Research · 39

SODCOM: a solar driven computational model of crop growth

1994 · J.R. O'Callaghan, A.H.M.S. Hossain, et al. · Computers and Electronics in Agriculture · 24

Modelling the intercropping of maize and beans in Kenya

1994 · J.R. O'Callaghan, C. Maende, et al. · Computers and Electronics in Agriculture · 20

The long term management of animal manures

1973 · J.R. O'Callaghan, V.A. Dodd, et al. · Journal of Agricultural Engineering Research · 16

Resource utilisation and economy of soil tillage in crop production systems

1994 · J.R. O'Callaghan · Soil and Tillage Research · 12

Use of simulation for combining rainfed and irrigated sugarcane production in the dry zone of Sri Lanka

1994 · G.C.L. Wyseure, K. Sanmuganathan, et al. · Computers and Electronics in Agriculture · 10

Land spreading of manure from animal production units

1971 · J.R. O’Callaghan, K.A. Pollock, et al. · Journal of Agricultural Engineering Research · 10

Simulation of Septoria tritici—winter wheat interactions

1994 · J.R. O'Callaghan, M.H. Dahab, et al. · Computers and Electronics in Agriculture · 7

Behaviour in the soil of orthophosphate from pig slurry compared with that of KH2PO4

1980 · K. K. S. Bhat, J. R. O'Callaghan · The Journal of Agricultural Science · 4

Some factors limiting the yield of wheat in Bangladesh

1994 · J.R. O'Callaghan, A.H.M.S. Hossain, et al. · Computers and Electronics in Agriculture · 2

Proposals for quantitative criteria in the management of sustainable agricultural systems.

1994 · J.R. O’Callaghan, Guido Wyseure, et al. · 2

A Case Study on the Mechanisation of Wheat Cultivation in Bangladesh

1996 · A.H.M.S. Hossain, J.R. O'Callaghan · Journal of Agricultural Engineering Research · 1

Thinking big: linking rivers to landscapes

2012 · J.R. O’Callaghan, Ashley E. Steel, et al.

The simulation of the effects of shading on the growth and yield of winter barley (Hordeum distichum)

1994 · D.P.L. Murphy, M.H. Dahab, et al. · Computers and Electronics in Agriculture

Practical and economic problems of farm waste disposal.

1980 · J.R. O’Callaghan

Future developments in agricultural engineering and their impact on farm planning.

1971 · J.R. O’Callaghan

Problems of grass conservation in Ireland.

1960 · J.R. O’Callaghan

Works count: 22

Citation count: 438

H-index: 10

I10-index: 12