Browsing by Author "Nyrop, Jan"
Nyrop, Jan (Internet-First University Press, 2013-06-29)Dr. Jan Nyrop also welcomed the attendees and discussed the current and future important roles of the College and the College’s commitment to agriculture in New York State.
Nyrop, Jan; Reissig, William (New York State Agricultural Experiment Station, 1988)In this article, we first describe the pest status of ERM and the damage it causes to apple trees. We then discuss how treatment decisions for ERM can be based on a rapid census of mite populations in orchards.
Nault, Brian; Nyrop, Jan (New York State IPM Program, 2007)The current goal of our research is to develop a biocompatible management strategy for onion maggot flies that would replace the use of foliar applications of broad-spectrum pesticides. Foliar sprays are used in an attempt ...
Sampling Second Generation Spotted Tentiform Leafminer: a Means to Reduce Overall Control Costs and Facilitate Biological Control of Mites in Apple Orchards Schmaedick, Mark; Nyrop, Jan (New York State Agricultural Experiment Station, 1993)Insecticides commonly used for STLM control (methomyl, oxamyl, and pyrethroids such as esfenvalerate) are highly toxic to predatory mites. Because they greatly reduce mite predator numbers, applications of these ...