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Filtering by: Conference Section/Track Pome Fruits Creator Hilton, Richard Subject Pear psylla -- Control

1. Chemical control : twospotted spider mite, pear psylla : pear

Creator:: Hilton, Richard and Westigard, Peter H.
Resource Type:: Conference Proceeding

2. Chemical control : pear psylla : pears

Creator:: Hilton, Richard and Westigard, Peter H.
Resource Type:: Conference Proceeding

3. 1990 safer insecticide concentrate (SIS) trials

Creator:: VanBuskirk, Philip, Hilton, Richard, and Westigard, Peter H.
Resource Type:: Conference Proceeding