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Manejo de Suelos - Fertilización, Compostado, Nutrición Vegetal

Composting on Organic Farms

One of the main goals of every organic farmer is to build longterm soil fertility and tilth by feeding the soil with a variety of natural amendments. The regular addition of compost is one of the best ways to enhance soil organic and humic content, which helps to build a fertile soil structure....
Keith R. Baldwin
Jackie T. Greenfield
North Carolina Cooperative Extension Service

Best Management Practices for Wood Ash as Agricultural Soil Amendment

Wood was burned in the United States in the 1700s through the early 1900s to produce ash for chemical extraction. The ash was used mainly to produce potash for fertilizer and alkali for industry. As other potash production technologies became more economical, the value of wood ash as a raw...
Mark Risse
University of Georgia

Obras de conservación de suelos y agua en laderas

En esta publicación El Proyecto Red SICTA, del IICA/Cooperación Suiza, hace un esfuerzo por rescatar diversas alternativas de Conservación de Suelos y Agua (CSA), tomando en cuenta que las laderas son ambientes heterogéneos. Desde el punto de vista técnico-cient...
Proyecto Red SICTA del IICA/Cooperación Suiza en América Central
Proyecto Red SICTA del IICA/Cooperación Suiza en América Central

Safer Tomato Production Techniques

A field guide for soil fertility and pest management This guide provides comprehensive information for tomato growers and extension staff on healthy seedling production, application of balanced and optimum quantities of organic fertilizers, and management of major insect and mite pests and...
R. Srinivasan
AVRDC – The World Vegetable Center

Integrated use of Rhizobium leguminosarum, plant growth promoting rhizobacteria and enriched compost for improving growth, nodulation and yield of lentil (Lens culinaris Medik.)

Maintenance of high bacterial population in the rhizosphere improves the efficiency of the organisms. This high bacterial population can be maintained by the application of enriched compost which supports their growth and activities. Thus integrated use of Rhizobium, plant growth promoting...
Muhammad Asif Iqbal
MuhammAd Khalid
Sher Muhammd Shahzad
Maqshoof Ahmad
Nawaf Soleman
Naeem Akhtar
Chilean Journal of Agricultural Research

Nutrient Content of Fertilizer Materials

The following tables can be used as quick reference guides to fertilizer materials. These materials may be used alone or blended with other fertilizer materials to form a multinutrient fertilizer. The actual nutrient content may vary from what is listed, depending upon the manufacturer, the purity...
Charles C. Mitchell
Alabama Cooperative Extension System

Fertility and Fertigation Management for High Tunnel Production

Native soils are generally used as the growing medium in most high tunnel systems and therefore the first step in managing fertility in a high tunnel is to obtain a routine soil test. Soil pH, P, K, Ca, Mg, and micronutrients should be monitored every two to three years or more often if problems...
Carl Rosen
Jerry Wright
Terry Nennich
Dave Wildung
University of Minnesota

Composting of wine industry wastes and their use as a substrate for growing soilless ornamental plants

To study the process of composting of grape marc and test the resulting compost as a substrate for the cultivation of ornamental plants, six composting processes, with mixtures of dealcoholised grapevine marc and grape stalk (DM+GS) in a 1:1 ratio (v:v), were carried out in Seville (Spain) between...
E. Carmona
M. T. Moreno
M. Avilés
J. Ordovás
Spanish Journal of Agricultural Research

Best Management Practices for Storing and Applying Poultry Litter

Georgia poultry farmers produce more than 2.0 million tons of poultry litter/manure annually in the process of producing meat and eggs. Fortunately, when stored and applied appropriately, this material has value as an organic fertilizer and soil conditioner. As a result, poultry litter/manure has...
Dan L. Cunningham
Casey W. Ritz
William C. Merka
The University of Georgia and Ft. Valley State University

Manual práctico para la lombricultura

    La materia orgánica del suelo, es uno de los factores más importantes para determinar la productividad del suelo en forma sostenida. Especialmente en las regiones tropicales, donde las temperaturas elevadas y en algunas zonas la alta humedad aceleren la descomposici...
Andrea Brechelt
Fundación Agricultura y Medio Ambiente, FAMA