Rasilimali tambuliswa: Soil Degradation
12 vitu vilivyopatikana (Inaonyesha 1 - 10) Kifuatacho
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01-01-2017 Five of the top ten problems facing humanity (http: //cnst.rice.edu/content.aspx?id=246) over the next 50 years (food, water, energy, environment and poverty) are directly related to the health of soil resources. Several different factors, including: (a) excessive tillage; (b) inappropriate crop...
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Abstract, Frontiers in Sustainable Food Systems, 2020 Soil degradation poses a major challenge to agricultural systems in sub-Saharan Africa. Whereas there is a wealth of knowledge on the consequences of degraded soils, the evidence base for farm management practices that could prevent and...
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Rasilimali Muhimu01-01-2012 Asia makes up less than one third (30%) of the world’s land area and yet carries over half (56%) of the world’s population. Moreover, the average population density of Asia becomes a significant long-term problem when food production is considered. Some countries in Asia have a population density...
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The Survival of Civilization presents the profound synthesis of thought and principle that has emerged from John Hamaker's studies, and is found to be supported by advanced research proceeding from all the scientific disciplines he draws upon-from soil microbiology to nutritional science, glacial...
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01-01-1977 This publication reports on progress that has been made to develop a means of measuring soil degradation.
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Degradation of soils continues at a pace that will eventually create a local, regional, or even global crisis when diminished soil resources collide with increasing climate variation. It's not too late to restore our soils to a more productive state by rediscovering the value of soil management,...
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08-02-2017 Soil degradation and rapid change are faced across Africa, and require attention to both old and new technologies. Over two decades of action research with farmers in Malawi has shown that smallholder food production and nutrition can be improved through biological principles and targeted use of...
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Soil degradation and rapid change are faced across Africa, and require attention to both old and new technologies. Over two decades of action research with farmers in Malawi has shown that smallholder food production and nutrition can be improved through biological principles and targeted use of...
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20-01-2017 Esta publicación es el Capítulo 2 de Opciones para los agricultores de pequeña escala es un libro lleno de opciones prácticas para aquellos que trabajan para ayudar a los agricultores a pequeña escala y jardineros urbanos en los trópicos y subtrópicos, muchos que luchan para producir suficiente...
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20-01-2017 Cette publication est le chapitre 2 de livre Options agricoles pour les agriculteurs de petite echelle est un livre rempli d'options pratiques pour ceux qui travaillent pour aider les petits agriculteurs et les jardiniers urbains dans les régions tropicales et subtropicales, dont beaucoup ont du...