Browsing Citrus Research Report 1990 by Subjects
Now showing items 1-12 of 12
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Response of Grape Cultivars to Nitrogen and PhosphorusThe response of 11 different varieties of grapes treated with different levels of N was studied over a seven-year period Phosphorau fertilizer was applied midway through the study. Tissue samples were tested for total P and NO₃-N content, and yield determined annually. The results showed a positive interaction in tens of increased yield between N and P when sufficient quantities of both nutrients were provided