자원 태그: Soil Testing
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- Access Agriculture Training Video Soils that are depleted or heavily leached are often acidic. Soils can also become acidic from the high use of chemical fertilizers. Acidic soil inhibits the bacteria that help organic matter to decompose. Acidic soil makes some nutrients less available to crops....
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It is felt that FAO should take the lead to make suggestions and propositions for obtaining a certain harmonisation of methods on a regional basis. Therefore this booklet contains a choice of analytical methods, which have been applied in various conditions and which were judiciously selected. It...
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1980/01/01 Among its other activities, FAO has focused on developing natural resources and approaches for their better utilization in order to increase food production in developing countires.This FAO book contains technical papers on soil and plant testing services in many different countries. Also...
- 2013/01/31 This is a laboratory protocol that outlines methodsof extracting, and analyzingNO3- from soil.
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Key Resource
This 4 part training gives a broad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter, biology and nutrients. After some classroom discussion we went head out to into the...
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This video is Session 3 part 3 of our ongoing training on "Introduction to Soil Science." This training gives a broad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter,...
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This video is Session 3 part 3 of our ongoing training on "Introduction to Soil Science." This training gives a broad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter,...
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1973/01/01 491 pages, tables
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This video provides a quick overview of the procedure used at ECHO Florida to test for soil nitrate using a Vernier ion selective electrode (ISE). A lab protocol provides more detailed descriptions of the steps in the process as well as all the required materials and equipment for the test.
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2017/02/08 Neil Rowe Miller serves with Mennonite Central Committee as a technical advisor to conservation agriculture projects funded by the Canadian Food Grains Bank in eastern Africa. His career spans 33 years working with small-scale farmers in the developing world as well as consultingfor large-scale...