Rock fertilizer and other low cost methods to increase crop yield
The purpose in writing this book is to put a detailed, "how-to" plan into the hands of people who can in turn put this plan into practice to the benefit of farmers in underveloped rural areas. We encourage anyone with questions, comments, or suggestions to write to the author.
Maelezo ya Uchapishaji
- Mchapishaji: Michael Benetti
- Dewey Decimal: 338.1
- Maktaba ya ECHO: 338.1 BEN