- 103 resultaten gevonden
- (-) 2000 (103)
Chris J. Koopmans, Jan G. Bokhorst. 2000. Optimising organic farming systems: nitrogen dynamics and long-term soil fertility in arable and vegetable production systems in the Netherlands.
Chris J. Koopmans, Jan G. Bokhorst, C. Bloemhard, W. Voogt. 2000. Organic Greenhouses and Sustainability.
Wytze J. Nauta, Ton Baars. 2000. Organic animal Breeding in the Netherlands.
Nick J.M. van Eekeren. 2000. Balancing summer rations of dairy cows by means of urea in bulk tank milk.
Ton Baars. 2000. Effective use of manure and fertiliser in organically grown grass/clover swards.
Ton Baars, L. Veltman. 2000. Adapted grass/clover mixtures for ley farming.
Ton Baars, Henk Verhoog, M. Vaarst, H. Fjelsted, V. Lund. 2000. Identifying animal welfare in the context of organic farming.
J.R. Bloksma, Pieter Jans Jansonius. 2000. Leaf series as an image of shoot growth..
Henk Verhoog. 2000. Defining positive welfare and animal integrity.