ធនធាន ដាក់ស្លាក: Soil Nutrients
9 items found (Showing 1 - 9)
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Access Agriculture Training Video When many living things are found in the soil, it means that the soil has life, because these little creatures help to decompose organic matter, make nutrients available to plants, and make the soil spongier. Available Languages: Aymara,English,French,Quechua,...
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01 មករា 1986 The purpose of this manual is to assemble in one book the basic concepts needed for successful planning and development of freshwater fish culture, and to introduce them in a simple way.
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Abstract, Journal of the NACAA, 2020 There is a robust literature, spanning many decades, on managing soil for agricultural crop production. Conversely, the field of urban horticulture is relatively young and literature regarding soil nutrient management in nonagricultural situations is...
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ធនធានសំខាន់01 មករា 2014 In order to achieve high levels of agricultural productivity in the tropics at the lowest possible economic and ecological costs, we need to properly understand the relationship between nutrients in the soil and crop productivity. For this to happen, the current understanding needs to change. The...
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ធនធានសំខាន់20 មករា 2009 All plants need certain mineral elements for proper growth, development, and maintenance. The basic structure of all organisms is built of carbon (C), oxygen (O) and hydrogen (H). Plants obtain these elements from water (H2O) in the soil and carbon dioxide (CO2) in the air, so no input is...
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20 មេសា 2013 An important principle of conservationagriculture is that of targeted, precision applications of organic or inorganic fertilizer near crop plants, as opposed to evenly dispersing inputs over an entire field. In a row-crop setting, this can be done by banding fertilizer next to the crop plants. In...
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20 មករា 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 មករា 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...
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Four nutrient deficiencies--phosphorus, potassium, nitrogen, and magnesium--can be diagnosed by observing maize leaves. This document includes photos of a healthy maize leaf and of maize leaves demonstrating each of these nutrient deficiencies. It also contains suggestions for how to address each...
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