Browsing Division of Plant Sciences (MU) by Thesis Semester "2007 Spring"
Now showing items 1-6 of 6
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Dissipation and carryover of imidazolinone herbicides in imidazolinone-resistant rice (Oryza sativa)
(University of Missouri--Columbia, 2007)The development of Imidazolinone (IMI) Resistant (IR) rice now allows rice producers to selectively control red rice (Oryza sativa, O. rufipogon, and O.nivara), weedy relatives of commercial rice (O. sativa). Imazethapyr ... -
The effect of weed density, root senescence, and egg density on western corn rootworm larval establishment, survivorship, and damage potential
(University of Missouri--Columbia, 2007)Western corn rootworm, Diabrotica virgifera virgifera Leconte beetle emergence from and root damage to transgenic (Bt) maize (Zea mays L.) plants producing the Cry3Bb1 protein and isoline plants in the presence of varying ... -
Husk softening and kernal characteristics of eastern black walnut (Juglans nigra L.) cultivars at successive harvest dates
(University of Missouri--Columbia, 2007)Eastern black walnut (Juglans nigra L.) nuts were collected weekly to: 1) identify a method to determine the optimal harvest date; 2) develop a quantifiable color classification for kernels; and 3) quantify the effect of ... -
Identification and characterization of glyphosate-resistant common ragweed
(University of Missouri--Columbia, 2007)A revolution in production agriculture has occurred over the past decade; the development and use of herbicide-resistant crops. Glyphosate is an effective, broad spectrum and offers flexible application timing with minimal ... -
Phosphorus nutrition in tall fescue : from stockpiling to seed production
(University of Missouri--Columbia, 2007)Tall fescue (Festuca arundinacea) is the most important forage for beef production in the Midwest. Stockpiling tall fescue allows producers to extend the grazing season and reduce winter-feeding costs. In Missouri, forages ... -
Predator-prey interactions involving the soybean aphid (Hemiptera: Aphididae) in Missouri
(University of Missouri--Columbia, 2007)The recently introduced soybean aphid, Aphis glycines Matsumura, is found in all soybean growing areas within Missouri. Despite soybean aphid's widespread distribution, it has reached economic threshold in few soybean ...