Omnivorous Looper Control On Avocados, Jul 1980
Author(s) -
J. B. Bailey,
Michael Hoffmann,
K. N. Olsen
Publication year - 1982
Publication title -
insecticide and acaricide tests
Language(s) - English
Resource type - Journals
ISSN - 0276-3656
DOI - 10.1093/iat/7.1.42a
Subject(s) - omnivore , sprayer , larva , instar , acre , randomized block design , horticulture , biology , tree (set theory) , zoology , botany , toxicology , ecology , mathematics , agronomy , predation , mathematical analysis
Insecticides were tested for control of late instar omnivorous looper (OL) larvae on 3-yr-old trees (18 ft x 18 ft spacing) located in San Diego County, Ca. A randomized block experimental design was used with 5 single-tree replicates. Treatments were applied by hand-gun with an FMC hydraulic sprayer on Jul 9 at 400 psi to run-off (ca 3 gal/tree - 300 gal/acre). Treated trees were separated by at least 1 untreated buffer tree on all sides. Treatments were evaluated by examining 40 randomly selected 0L nests/tree for live larvae. Data were subj’ected to analysis of variance after transformation to x.
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