Predicting Maize Yield, Nutrient Concentration and Uptake in P and K Fertilized Soils: Pressurized Hot Water and Other Alternatives to Mehlich I Extraction in Guatemala Soils
The inaccessibility and cost of soil testing reduce effectiveness of fertilizer use on small-scale subsistence farms, and inadequate funding promotes adoption of soil tests in developing countries with minimal validation. For example, Mehlich-I extraction of phosphorus (P) currently used extensively...
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| Format: | Others |
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BYU ScholarsArchive
2006
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| Online Access: | https://scholarsarchive.byu.edu/etd/941 https://scholarsarchive.byu.edu/cgi/viewcontent.cgi?article=1940&context=etd |