Results 41 to 50 of about 840 (169)
EFFICIENCY OF Coccinella undecimpunctata L.And Chrysoperla carnea (STEPHENS) As BIOLOGICAL CONTROL AGAINST Myzus persicae (SULZER) INFESTING TOMATO PLANTS. [PDF]
The obtained relsults showed that, the reduction percentages of Myzus persicae population by releasing the two predators Coccinella. undecimpunctata and Chrysoperla carnea (Stephens )on tomato plants during the two successive seasons,2010 and 2011 ...
Inas Moustafa +4 more
doaj +1 more source
The Role of some Natural Enemies in Controlling the String Bean Pests in Greenhouse [PDF]
Bemisia tabaci Genn. (Hemiptera: Aleyrodidae) and Tetranychus urticae Koch. (Acari: Tetranychidae) are major pests infesting string bean, Green beans Phaseolus vulgaris, in greenhouses.
Iman Imam, M. Nawar,
doaj +1 more source
Effects of bioinsecticide exposure route on aphids and their natural enemies in oilseed rape
Fatty acids, silicone polymers and surfactants reduced aphid numbers but caused natural enemy mortality under direct exposure, while minimal residual activity suggests potential for targeted, compatible use in integrated pest management. Abstract BACKGROUND Myzus persicae Sulzer and Brevicoryne brassicae L.
Aimee J. Tonks +3 more
wiley +1 more source
The cotton aphid, Aphis gossypii Glover and predators on Catalpa bignonioides Walt.
In 1998–2001, the cotton aphid (Aphis gossypii Glover, Homoptera, Aphididae) was found to complete its holocycle on Catalpa bignonioides Walt. in Ljubljana (Slovenia). The infested leaves showed curling. The aphid was very damaging by causing the flowers
Lea MILEVOJ
doaj +1 more source
Background The importance of Chrysoperla carnea (Steph.) (Neuroptera: Chrysopidae) as a predator is due to nourishing this predator on some dangerous pests as the cotton mealybug, Phenacoccus solenopsis Tinsley, belongs to Hemiptera: Pseudococcidae.
Abd-Allah E. Ghada, Youssef M. Naglaa
doaj +1 more source
The mutualism between Tapinoma ibericum ants and Aphis gossypii disrupts the biological control exerted by Aphidius colemani in greenhouse peppers. Ant exclusion increased parasitism and the presence of most natural enemies, although Aphidoletes aphidimyza was more abundant with ants.
Jesús Foronda +7 more
wiley +1 more source
Chrysoperla carnea (Stephens) 1836, SENSU LATO
Published as part of GARLAND, J. A. & KEVAN, D. K. MCE., 2007, Chrysopidae of Canada and Alaska (Insecta, Neuroptera): revised checklist, new and noteworthy records, and geo-referenced localities, pp.
GARLAND, J. A., KEVAN, D. K. MCE.
openaire +1 more source
The investigations evaluated the performance of the native parasitoid Exorista larvarum (L.) on last instar Cydalima perspectalis (Walker) larvae, using the factitious host Galleria mellonella (L.) as a control. Laboratory bioassays were conducted using no‐choice and choice (1:1 and 5:5) experimental designs.
Serena Gallizia +3 more
wiley +1 more source
Few studies have investigated the efficacy of natural enemies against pests in hydroponic farming. We aimed to determine the effectiveness of two predators Chrysoperla carnea (Stephens) (Neuroptera: Chrysopidae), and Macrolophus pygmaeus Rambur ...
Ahmed H. El Kenway +2 more
doaj
POPULATION DENSITY OF SOME INSECTS INFESTING Lantana camera L. SHRUBS AND THEIR PREDATORY INSECTS AT MANSOURA DISTRICT [PDF]
Field experiments were conducted in the experimental farm of the Faculty of Agriculture, MansouraUniversity between January and December during the two successive years 2012-2013 and 2013-2014.
Marwa Ramadan +3 more
doaj +1 more source

