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Use of oviposition trays to estimate numbers of wheat bulb fly Leptohylemyia coarctata eggs
Author(s) -
OAKLEY J. N.,
UNCLES J. J.
Publication year - 1977
Publication title -
annals of applied biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.677
H-Index - 80
eISSN - 1744-7348
pISSN - 0003-4746
DOI - 10.1111/j.1744-7348.1977.tb01927.x
Subject(s) - bulb , biology , crop , horticulture , agronomy , botany
SUMMARY To obtain reliable estimates of wheat bulb fly populations in time to provide advice on seed treatment of the following crop a method of collecting eggs in trays of soil placed in fields has been devised. The trays are examined by 20 August when half of the eggs have been laid.