W. van der Hel

Give newly hatched chicks a safe flight.

W. van der Hel, A. M. Henken, 1990 .

Continuous measurements of body temperature of (farm) animals by a telemetric system in relation to heat production.

W. van der Hel, Johan W. Schrama, M.J.W. Heetkamp, 1993 .

The effect of environmental temperature and feeding level on energy and protein retention of individual housed pregnant sows.

W. van der Hel, B. Kemp, M.W.A. Verstegen, 1987 .

The effects of temperature and type of floor on metabolic rate and effective critical temperature in groups of growing pigs

W. van der Hel, M.W.A. Verstegen, W. Hel, 1974 .

Surface temperatures of growing pigs in relation to the duration of acclimation to air temperature or draught.

Daniel Berckmans, Rony Geers, W. van der Hel, 1987 .

Diurnal variation in the thermal demand of growing pigs

W. van der Hel, R. Geers, M.W.A. Verstegen, 1986 .