New England Resources
UVM Organic Apple Production Basics (link is external)
Cornell University Resources
Peck, G. and I. Merwin. 2010. A Grower’s Guide to Organic Apples (link is external). NYS IPM Pub. 223, Cornell University, Ithaca. 64pp.
Brown, S. and K. Maloney. 2008. Scab-resistant Cultivars (Varieties) (link is external). New York Fruit Quarterly 16:4.
General Information on organic production
The USDA National Organic Program (link is external)
Organic Materials Review Institute (OMRI) Products List (link is external)
References
Berkett L., Moran, R., Garcia, E., Darby, H., Parsons, R., Bradshaw, T., Kingsley-Richards, S. and Griffith, M. 2013. Disease and arthropod evaluation of five apple cultivars under organic management in Vermont, USA. Acta Hort 1001: 235-248.
Burrell, A. B. 1945. Practical use of our newer knowledge of apple scab control. Proc. N. Y. State Hort. Soc. 90: 9–16.
Ellis, M. A., D. C. Ferree, R. C. Funt, and L. V. Madden. 1998. Effects of an apple scab-resistant cultivar on use patterns of inorganic and organic fungicides and economics of disease control. Plant Dis. 82: 428–433.
Palmiter, D. H., and R. M. Smock. 1954. Effect of fungicides on McIntosh apple yield and quality: a five-year study under Hudson Valley conditions, 1949-1953. N.Y.S. Agric. Exp. Sta. Bull. 767. 40 p.