belajar pertanian organik

Organic Farming By:"William Lockeretz" Published on 2007-01-01 by CABI This book discusses organic farming with regards to the origins and principles, policies and markets, organizations and institutions, and future concepts. This Book was ranked 24 by Google Books for keyword pertanian organik, sayur organik ,kebun organik.

The World of Organic Agriculture By:"Helga Willer","Minou Yussefi","Neil Sorensen" Published on 2010-09-23 by Earthscan The new edition of this annual publication (previously published solely by IFOAM and FiBL) documents recent developments in global organic agriculture. It includes contributions from representatives of the organic sector from throughout the world and provides comprehensive organic farming statistics that cover surface area under organic management, numbers of farms and specific information about commodities and land use in organic systems. The book also contains information on the global market of the burgeoning organic sector, the latest developments in organic certification, standards and regulations, and insights into current status and emerging trends for organic agriculture by continent from the world's foremost experts.For this edition, all statistical data and regional review chapters have been thoroughly updated. Completely ne...

Organic Crop Production - Ambitions and Limitations By:"Holger Kirchmann","Lars Bergstrom" Published on 2008-12-16 by Springer Science & Business Media Many people believe that organic agriculture is a solution for various problems related to food production. Organic agriculture is supposed to produce healthier products, does not pollute the environment, improves the fertility of soils, saves fossil fuels and enables high biodiversity. This book has been written to provide scientifically based information on organic agriculture such as crop yields, food safety, nutrient use efficiency, leaching, long-term sustainability, greenhouse gas emissions and energy aspects. A number of scientists working with questions related to organic agriculture were invited to present the most recent research and to address critical issues. An unbiased selection of literature, facts rather than standpoints, and scientifically-based examinations instead of wishful thinking will help ...