This publication provides an understanding of concepts and issues of nutrition that can address environmental issues and concerns about profitability of Florida citrus in a highly competitive global market.
19/01/1940 Facsimile of 1940 Edition.An Agricultural Testamentis Sir Albert Howard's best-known publication and remains one of the seminal works in the history of organic farming movement. The work focuses on the nature and management of soil fertility, and notably explores composting. At a time when...
Ressource principale01/01/2009 Smart gardeners know that soil is anything but an inert substance. Healthy soil is teeming with life-not just earthworms and insects, but a staggering multitude of bacteria, fungi, and other microorganisms. When we use chemical fertilizers, we injure the microbial life that sustains healthy...
This video is Session 2 part 1 of our ongoing training on "Introduction to Soil Science." This training gives a broad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter,...
10/04/2012 Dirt, soil, call it what you want―it's everywhere we go. It is the root of our existence, supporting our feet, our farms, our cities. This fascinating yet disquieting book finds, however, that we are running out of dirt, and it's no laughing matter. An engaging natural and cultural history of...
This publication represents the best collective judgment on research priorities by a group of informed and dedicated people concerned with the future role of our soil and water resources in meeting human needs.
01/01/1963 This magazine contains ideas in soil management including using fertilizers, weed killers and insecticides on farms. 123 pages, ilustrations, pictures
12/01/1984 Major fieldwork for this Lee County, Florida soil survey was completed in 1981 withsoil names and descriptions approved at that time. 2 copies
This article is from ECHO Asia Note # 36. Soil chemical, physical, and biological properties range from those highly favorable to plant growth to those highly unfavorable to plant growth. It is rare—especially in the tropics—to find a soil in its natural state in which all properties are highly...
This article is from ECHO Asia Note # 35. Dr. Michael Shafer is a retired Professor of Political Science from Rutgers University in the USA who founded the Warm Heart Foundation in 2008. After first learning about biochar at an ECHO conference in 2013, Warm Heart began to design and test improved...