Soil nutrients are not even. They are not even across a field and they are not even with soil depth. Nutrients can differ drastically just a few inches of soil away. This is true even in ...
Stable isotope techniques can help improve soil management and crop nutrition. To ensure the quality of stable isotope analysis through isotope ratio mass spectrometry (IRMS), appropriate sample ...
Core sampling has often been used as a quick method of determining the presence or absence of prehistoric sites, although its accuracy and utility in locational studies have been rightly challenged.
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