Enter the property of Martijn Kastelein and try to find him in the stable or on his tractor. Ask him whatever question you want to ask and try to identify his main issues regarding land and water management!
Mr. Kastelein is an ‘economical type’ farmer who has more than 150 cows and about 47 hectares of land. His milk cows stay inside throughout the whole year and Martijn likes to search for the optimum between input-output.