Cheilomenes sexmaculata

Different natural enemies recorded from aphid colonies on rose included two coccinellid predators (Coccinella septempunctata and Cheilomenes sexmaculata), syrphid fly, spider (Oxyopes sp.) and chrysopid (Chrysoperla carnea). Among these, ladybird beetle, C. septempunctata followed by syrphid fly maggot was found to be the most abundant predator feeding on aphids colony.

5p gaocaolon9 22-12-2020 12 2   Download

The present investigation on abundance of major insect-pests infesting green gram and its associated natural enemies was carried at Instructional farm and Department of Entomology, Rajasthan College of Agriculture, MPUAT, Udaipur. Green gram variety SML-668 was sown on 18th July during kharif 2015 and 16th July during kharif 2016 with the seed rate of 15 kg/ ha; maintaining a row to row and plant to plant spacing of 30 cm x 10 cm, respectively. Major insect pests, viz., aphids, Aphis craccivora (Koch); jassids, Empoassca spp.

10p gaocaolon5 14-06-2020 15 1   Download

During survey a total of thirteen species were found belonging to orders viz. Coleoptera, Diptera, Hemiptera and Aranea. The maximum number (10) of species was found of the order coleoptera and maximum number of natural enemies was recorded on rose. The identified species of natural enemies were Coccinella septempunctata, Oenopia kirbyi, Oenopia sauzeti, Hippodamia variegata, Cheilomenes sexmaculata, Chilocorus infernalis, Coccinella transversalis, Coelophora bissellata, Metasyrphus confrater, Orius insidiosus and spiders.

5p kethamoi4 16-04-2020 8 1   Download