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This paper reports on three years of research conducted at Aroostook Farm; Presque Isle, Maine, to determine the effectiveness of "Symbex System" products for improving the yield and quality of Katahdin potatoes. These products included the following: Symbex, a bacterial soil inoculant; Symbooster, a non-inoculated soil additive containing nutrients for microbial development; Symcoat, a bacterial seedpiece treatment; and Symspray, a foliar applied plant food supplement.
Maine Agricultural and Forest Experiment Station
Azotobacter inoculation, microbial inoculation of agricultural soil, Symbooster, Symcoat, Symspray
Morrow, L. S. and Murphy, H. J.. 1983. B790: Effects of the Symbex System on Yield, Quality, and Tuber Size Distribution of Katahdin Potatoes Maine -- 1979-81. Maine Agricultural and Forest Experiment Station Bulletins 790.