http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Natural mortality of bollworm in northern Texas Blacklands cotton
applications, population data were collected for
bookworm and its predators over two seasons. Life
bookworm eggs in this system, although only a low
but the largest portion of generational mortality was
consumed bookworm eggs. The life tables for both
cotton not receiving in-season insecticide
feeders. Other common egg predators encountered were
generational mortality was over 98%. Analysis by ELISA
hatch accounted for 9.0 and 6.4% of the egg mortality
Hippodamia convergens (Guerin-Meneville), and several
immunosorbent assay (ELISA) to determine the
instar life stages. Egg parasitism was primarily by
of Orius spp. indicated that Orius does prey upon
on bookworm, Helicoverpa zea (Boddie), in short season
over 93% of the cohort dying in the egg and first
predator, Orius spp., was assayed by enzyme-linked
proportion of Orius sampled were deeded as egg
proportion of the Orius spp. population that had
Pseudatomoscelis seriates (Reuter), Scymnus spp.,
seasons revealed a type III survivorship curve with
tables were construed for bookworm. An important egg
the age-specific mortality of the egg. Failure to
the residual and was not accountable. Overall
To better understand the elects of natural mortality phics.
Trichogramma spp. and accounted for 1.7 and 2.8% of
Includes bibliographical references (leaves 66-72).