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Site assessment for pasture production

Proceedings of the Annual Congresses of the Grassland Society of Southern Africa, 1978
The soil series described in the National Soil Classification System are re-classified into thirteen groups which are further sub-divided on the basis of topsoil characteristics, degree of leaching, depth and texture. These are the main criteria for assessing the suitability of sites for pasture production.
P.J., Edwards, D.M., Scotney
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Site Productivity, the Key to Crop Productivity

Journal of Agronomy and Crop Science, 2002
AbstractIf we call a significant yield increase in single crops a ‘green revolution’, then the first green revolution took place about 10 000–12 000 years ago, when humans started to cultivate land. This was also the beginning of civilization. Since then, humans have increasingly transformed the land and natural vegetation and have risen to be the main
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