Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
. . Bull. Torrey Bot. Club 110: 353-359, 1983.
Beckjord PR, et al. Effects of nitrogen fertilization on growth and ctomycorrhizal formation of Quercus alba, Q. rubra, Q. falcata, and Q. falcata var. pagodifolia. Can. J. Bot. 61: 2507-2514, 1983.
