1. 1/1/1984 La tierra es uno de los materiales del edificio más viejos. que ha sido usado durante siglos en todas las partes del mundo. El Anciano de los templos, fortificaciones, y pirámides así como la parte del La Gran Pared de China se construyó con la tierra. Los tres métodos tradicionales de...
  2. 1/1/1987 La tierra es un material del edificio universal y es uno del más viejo conocido a la humanidad. Las tierras simples (sin los aditivos), o las tierras mejoraron el estabilizando agregando los materiales como el betún o consolida, es conveniente para casas, escuelas, caminos, y otra construcción....
  3. 1/1/2018 *Available as Download Only The respiration of forest soils and the major factors controlling its rate are fairly well understood. The process is of utmost significance because its balance with the fixation of CO2 in the biomass defines whether a particular site is a source or sink of atmospheric...
  4. 1/1/2021 *Available as Download Only. This book emphasizes that soil productivity is considered an important factor for the success of agricultural production. The microbial community's composition and the diversity of agricultural soils primarily depend on management practices. Exogenous nutritional...
  5. 1/1/2017 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...
  6. The increasing degree and extent of soil degradation processes due to mismanagement and land use changes are threatening our soils. Urgent action is needed to reverse this trend if we are to ensure the necessary food production for future generations, mitigation of climate change, provision of...
  7. It is difficult to rate the importance of the different soil functions, since all are vital to our well-being, to some extent. However, the function ofsupportingfood andagricultureworldwide is fundamental for the preservation and advancement of human life on this planet. Soil is also the basis...
  8. TheInternational Union of Soil Science (IUSS)- at its Seventh Congress, at Madison, Wisconsin, USA, in 1960 - recommended that soil maps of continents and large regions be published. As a follow-upFAO and Unesco decided in 1961 to prepare a Soil Map of the World at 1:5 000 000 scale. The project...
  9. Biochar is the carbonaceous solid product of biomass pyrolysis which can be used as chemical feedstock for various purposes such as energy production, and adsorption of pollutants. In particular, application of biochar to the soil is gaining greater interests, which can reduce fertilizer...
  10. 1/1/2011 Part of the NOFA guides. This volume covers: Historical roots of cover-crop techniques Thinking beyond this season's cash crop (disease and pest reduction, weed suppression, cash vs. cover crops) What is a good rotation? (mapping the farm, grouping crops, sample groupings) The economics of...