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Excerpt from Effects of Soil and Foliar Applications of Nitrogen Fertilizers on a 20-Year-Old Douglas-Fir StandWe established nine -acre, circular plots in this stand before the 1973 growing season. We located three plots in an area designated for foliar fertilization by helicopter We placed the remaining six in an abutting 14-acre, non - spray area and randomly selected

Title : Effects of Soil and Foliar Applications of Nitrogen Fertilizers on a 20-Year-Old Douglas-Fir Stand (Classic Reprint)
Author : Richard E. Miller
Language : en
Rating :
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Type : PDF, ePub, Kindle
Uploaded : Apr 06, 2021

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