A. R. Keen

Effect of Slatted Floor Area on Ammonia Emission and on the Excretory and Lying Behaviour of Growing Pigs

A.J.A. Aarnink, Andreas Berg, A. R. Keen et al. · Journal of Agricultural Engineering Research · 1996 · 149 citations

Agriculture, Animal Sciences, Excretion +15

Effect of protein nutrition on ammonia emission from a cubicle house for dairy cattle

M.C.J. Smits, H. Valk, A. Elzing et al. · Livestock Production Science · 1995 · 109 citations · Full text

Agriculture, Animal Sciences, Dairy Science +17

Ammonia Emission Patterns during the Growing Periods of Pigs Housed on Partially Slatted Floors

A.J.A. Aarnink, A. R. Keen, J.H.M. Metz et al. · Journal of Agricultural Engineering Research · 1995 · 103 citations

Agriculture, Animal Sciences, Livestock Production +12

Description of a detection model for oestrus and diseases in dairy cattle based on time series analysis combined with a Kalman filter

R.M. de Mol, A. R. Keen, G.H. Kroeze et al. · Computers and Electronics in Agriculture · 1999 · 77 citations

Computing, Animal Sciences, Dairy Science +15

The formation of 2-butanone and 2-butanol in Cheddar cheese

A. R. Keen, N. J. Walker, M. F. Peberdy · Journal of Dairy Research · 1974 · 52 citations

Agriculture, Food Science, Microbiology +15