2250413 | ||
Kringloopwijzer Engelstalig | ||
Wageningen : Wageningen Livestock Research | ||
(3:20 min.) | ||
Online | full text | |
Video | ||
Engels | ||
Toelichting (Engels) | Software that helps to calculate the specific N and P excretion from dairy cattle on farm level (as the difference between feed input and output of milk and extra bodyweight/calf). | |
Reacties | ||