Soil is a living organism that loves to cooperate with farmers and gardeners. A green thumb will appear on those who align themselves with its health and requirements. This book discusses: Soil habitat Sustaining soil fertility The soil food-web Nutrient availability and deficiency After reading...
2012-11-14 The UNCCD estimates that over 250 million people are affected by land degradation, and about 1 billion people in over 100 countries are at risk. According to the WMO, 33% of the world’s land surface is vulnerable to land degradation.Degraded lands lead to overall reduced productivity and reduced...
1976-01-19 The proper management of soils in the tropics is one of the critical and least understood components in the worldwide race between food production and population growth. This book compiles the available information on properties and management of tropical soils, with emphasis on ways to increase...
Este é um livro técnico e destina-se aos agrônomos de campo e a todos que trabalham na agropecuária e procuram uma resposta a inúmeros problemas que surgem diariamente, como: mau aproveitamento dos adubos, efeito cada vez mais pronunciado da seca, deficiências e doenças de toda espécie mas de...
This video is Session 2 part 2 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,...
This volume contains the papers presented at the Seminar on Soil Management and the Development Process in Tropical America. The papers present the experimental results and the points of view of 63 authors. The individual opinions of these authors were highly respected even accepting the risk of...
1994-01-01 This guide is structured in five sections: the relationship between erosive processes and certain types of landforms and landscapes common within northern Kenya, the successive stages of water-induced soil erosion, management implications and recommendation for different stages of the soil...