De beteekenis der landbouwscheikunde voor het onderwijs en onderzoek aan de Landbouwhoogeschool : rede uitgesproken op d...
Two series of experiments with, respectively, 72(32♂ and 40♀) and 36 (all♀) spotted rats examined the influence of UV radiation and vitamin D on Ca and P metabolism. The experiments started at weaning of the rats (21-28 days) and lasted for 7 weeks in the first and for 5 weeks in the second series. Rations were used with Ca:P ratios varying between...
Rede Wageningen, 25 Mei 1936
Rede Landbouwhogeschool Wageningen, 9 maart 1951