Browsing NYS IPM Project Reports by Author "Hansen, Julie L."

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Evaluation of a potato leafhopper (PLH) resistant alfalfa cultivar effects on PLH injury in alfalfa: grass mixed stands with and without insecticide.

Waldron, J. Keith; Shields, Elson J.; Hansen, Julie L.; Viands, Donald R. (New York State IPM Program, 2003)

The combination of a resistant cultivar and a grass resulted in significantly better PLH control than did the resistant cultivar alone or the grass alone. The resistant cultivar had 36% fewer PLH than the susceptible ...