Organic farming is not only a philosophy; it is also a well-researched science. The second edition of this highly regarded book presents the scientific basis of organic farming and the methods of application needed to achieve adequate yields through plant nutrition and protection.
Ik heb een vraag over het boek:
‘Science and Technology of Organic Farming - Barker, Allen V. (University of Massachusetts’.
Vul het onderstaande formulier in.
We zullen zo spoedig mogelijk antwoorden.
