Browsing by Subject "biological control"
Now showing items 1-20 of 28
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(Texas Agricultural Extension Service, 1996)
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(Texas Agricultural Experiment Station, 1971)
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(2009-05-15)Cotesia are parasitoid wasps (Hymenoptera: Braconidae) that are used for biological control of pest moths (Lepidoptera: Noctuidae, Pyralidae) that damage agricultural crops. This dissertation investigated courtship acoustics ...
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(2012-04-23)This study focused on determining which larval instar stage of the endoparasitoid wasp, Toxoneuron nigriceps (Hymenoptera: Braconidae), harbors the presence of salivary gland structures. The development of the salivary ...
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(2010-07-14)The first objective of this study was to investigate the role of an invasive grass species, Arundo donax (L.), on the hydrologic cycle. At a site on the Rio Grande in South Texas, we measured the gas exchange of carbon ...
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(Texas A&M University, 2006-04-12)The floating aquatic weeds common salvinia (Salvinia minima Baker) and giant salvinia (Salvinia molesta Mitchell) degrade aquatic systems through fast, mat forming growth. The Salvinia specialist weevil Cyrtobagous salviniae ...
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(2021-07-20)Aphids are among the most damaging pests of cereal crops. Because aphid control is largely chemical, little attention has been given to ecological complexities that promote aphids’ success. How aphids interact with antagonists ...
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(Texas A&M University, 2005-02-17)Lygus hesperus is an important pest on different crops including cotton and alfalfa in the western U.S. Anaphes iole is a common parasitoid of Lygus spp. eggs in the U.S. and has potential as a biological control agent ...
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(Texas A&M University, 2007-09-17)Indigenous natural enemies occur within field grown crops at varying densities dependent upon a variety of other biotic and abiotic parameters. This natural control often does not provide adequate suppression, which results ...
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(Texas A&M University, 2004-09-30)Inclusion/exclusion field experiments demonstrated that the red imported fire ant, Solenopsis invicta Buren, did not affect the abundance of 49 groups of insects and spiders collected in pitfall traps. However, arthropod ...
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(Texas Agricultural Extension Service, 1983)
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(Texas Agricultural Experiment Station, 1979)
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(Texas A&M University, 2006-08-16)Thelohania solenopsae Knell, Alan, and Hazard is an internal microsporidian that parasitizes the red imported fire ant, Solenopsis invicta Buren. This experiment studied the invasive interactions between the native United ...
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(Texas Agricultural Extension Service, 2002)
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(Texas Agricultural Extension Service, 1977)
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(Texas Agricultural Extension Service, 1989)
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(2016-05-06)Pseudomonas chlororaphis 30-84 is a plant growth-promoting rhizobacterium that was selected for its ability to control plant disease. Disease suppression by 30-84 is the result of production of phenazines, which both inhibit ...
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(Texas Agricultural Experiment Station, 1994)
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(Texas Agricultural Experiment Station, 1974)
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(Texas A&M University, 2004-09-30)Four separate but complimentary studies investigated the role of grain sorghum as a predator source for Southern Rolling Plains cotton in 2001 and 2002. Objectives were to: (1) determine the timing and magnitude of predator ...