Olfactory responses of Aphidius gifuensisto odors of host plants and aphid-plant complexes Song Yang1, 2,RuiXu, Shuo-Yuan Yang3 and Rong-Ping Kuang1,2 1Key Laboratory of Forest Disaster Warning and Control in Yunnan Province, Southwest Forestry University, Kunming, 2Life Sciences. Though often highly effective for aphid suppression, the literature reveals that A. colemani efficacy within greenhouse production systems can be reduced by many stressors, both biotic plants. Short-term non-choice experiment.A single 1-month-old potted radish plant was placed in a ventilated cage 50 × 50 cm and infested with M. persicae 3 days prior to the experiment. Aphid density was set at 600 ± 50 aphids per plant on the day of the experiment. host choice by aphidius colemani: effects of plants, plant-aphid combinations and the presence of intraguild predators - Bilu, E., Hopper, K.R., Coll, M. 2006. Host choice by aphidius colemani: effects of plants, plant-aphid combinations and the presence of intraguild predators.
Revue Horticole 455: 44-46. 2003. Douloumpaka, S.; van Emden, H. F. 2003: A maternal influence on the conditioning to plant cues of Aphidius colemani Viereck, parasitizing the. Aphidius colemani were cultured for three generations on M. persicae on sweet pepper plants prior to use. Potted sweet pepper plants bearing high infestations of M. persicae were covered separately with a plastic cage and they were placed in a controlled conditions cabinet at 20 °C, 65% r.h. and a. Host choice by Aphidius co lemani: effects of plants, plant – aphid combinations and the presence of intra-guild pr edators. Ecological Entomology, 314: 331-336. Infection of host plants by Cucumber mosaic virus increases the susceptibility of Myzus persicae aphids to the parasitoid Aphidius colemani. to a new plant in a clean cage. Parasitoids Aphidius colemani. a single wasp was released at the base of the Y-tube in a small chamber and was given 5 minutes to make a choice, which entailed.
The following preferences were established preferred plant > less preferred plant: honeydew-plant > fresh plant, aphid-plant > fresh plant, aphid-plant > honeydew-plant. The number of females on the aphid-plants increased throughout the experimental period, whereas the number on the honeydew-plants tended to be more stable. Biocontrol of pests on plant crops in Demark: Present status and future potential. Biocontrol Science and Technology, 10: 703–716. Grasswitz, T. and B. Reese. 1998. Biology and host selection behaviour of the aphid hyperparasitoid Alloxysta victrix in association with the primary parasitoid Aphidius colemani and the host aphid Myzus persicae.
|Host acceptance of L. testaceipes was tested by exposing wasps to two aphid species, either A. gossypii or A. craccivora on three plant types; cotton, hibiscus and mungbean. Host acceptance was accessed on the number of oviposition events recorded for each aphid by plant type combination.||Abstract The olfactory responses of Aphidius gifuensis to odors from two host plants Nicotiana tabacum and Brassica napus ssp. and their complexes with different infestation levels of two host a.||Dec 10, 2013 · Plant pathogens that are dependent on arthropod vectors for transmission from host to host may enhance their own success by promoting vector survival and/or performance. The effect of pathogens on vectors may be direct or indirect, with indirect effects mediated by increases in host quality or reductions in the vulnerability of vectors to.|
Banker plants consist of a non-crop host plant harboring a natural enemy, and in most cases an alternate non-pest prey. Some banker plants only consist of a natural enemy and an alternative plant that may provide pollen, an egg-laying site or other required resource that enhances natural enemy survival and reproduction. Host-locating response by the aphid parasitoid Aphidius ervi to tomato plant volatiles Article PDF Available in Journal of Plant Interactions 23:175-183 · September 2007 with 89 Reads. May 25, 2014 · Martinou AF, Wright DJ 2007 Host instar and host plant effects on Aphidius colemani. J Appl Entomol 131:621–624 CrossRef Google Scholar Messing RH, Klungness LM 2002 A two-year survey of the melon aphid, Aphis gossypii Glover on crop plants in Hawai’i. Aphidius colemani Viereck Hymenoptera: Braconidae is a solitary endoparasitoid used for biological control of many economically important pest aphids. Given its widespread use, a vast array of literature on this natural enemy exists. Though often highly effective for aphid suppression, the literature reveals that A. colemani efficacy within greenhouse production systems can be reduced by. The abilities of the aphid parasitoids Aphidius ervi Haliday and A. rhopalosiphi De Stefani Perez Hymenoptera: Braconidae to transfer between different known host species and the implications for the use of alternative hosts in pest control strategies - Volume 78 Issue 4 - W. Powell, A. F. Wright.
Mixture Banker Plant Effects on Aphidius colemani Host Preference There was no significant effect of rearing habitat, banker plant treatment, or their interaction on the percent of parasitism of M. persicae on the crop F 1,54 = 2.95, p = 0.092; F 1,54 = 1.59, p = 0.213, and F. Determine interactions between biological control and host plant resistance in their effects on survival, reproduction, and population dynamics of pest insects in laboratory and field experiments. Choice of Host by Infected and Uninfected Aphid Aphids grown on uninfected plants when given host choice show significant preference to the uninfected plants Figure 1, t,9 = 12.55, P < 0.001. When reared on infected plants and then given choice aphids do not discriminate between infected and uninfected plant t,9 = 1.22, P = 0.254.
Host choice by Aphidius colemani:effects of plants, plant-aphid combinations and the presence of intraguild predators. Ecological Entomology, 31: 331-336 Coll M., Shakya S., Shouster I., Y. Nenner and S. Steinberg. 2007 Decision-making tools for Frankliniella occidentalis management in strawberry: consideration of target markets Entomologia. Abstract. Aphidius colemani Viereck Hymenoptera: Braconidae: Aphidiinae is a pan-tropical, broadly oligophagous, solitary endoparasitoid of many aphids of economic importance. H. Phytoparasitica DOI 10.1007/s12600-010-0134-4 Effects on the aphid parasitoid Aphidius ervi of an insecticide Plenum®, pymetrozine specific to plant-sucking insects Jean-Rener Joseph & Arnaud Ameline & Aude Couty Received: 9 June 2010 / Accepted: 9 November 2010Springer Science & Business Media BV 2010 Abstract The use of a selective insecticide is highly Keywords Endoparasitoid. Green peach aphid Myzus persicae Sulzer Hemiptera: Aphididae is a serious greenhouse pest with a short generation time, parthenogenetic reproduction and a broad host range. Banker plant systems are becoming a more common form of biological control for this pest. This system consists of grain “banker plants” infested with R. padi, an alternative hosts for the parasitoid Aphidius colemani.
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