Castor (Ricinus communis Linnaeus) is one of the most important oilseed crop. India is the largest producer of castor seed and oil. It has great important for industrial, manure and medicinal use. Castor being an important oilseed crop is found to be attacked by various insect pests during its different growth stages. Among the various pest of castor, D. Puntiferalis Guin. causing heavy yield losses. Looking to the importance of castor crop in Agricultural Economy of Gujarat state and seriousness of castor capsule borer on the castor crop, it becomes absolutely necessary to have comprehensive...

Le ricin(Ricinus communis Linnaeus) est l'un des principaux oléagineux. L'Inde est le plus grand producteur de graines et d'huile de ricin. Le ricin est très important pour l'industrie, le fumier et les usages médicinaux. Le ricin étant une importante culture oléagineuse, on constate qu'il est attaqué par divers insectes nuisibles au cours de ses différents stades de croissance. Parmi les différents ravageurs du ricin, D. Puntiferalis Guin. cause de lourdes pertes de rendement. Compte tenu de l'importance de la culture du ricin dans l'économie agricole de l'État du Gujarat et de la...

This book is on cabbage aphid, Lipaphis erysimi (Kaltenbach) to determine the bioefficacy of biopesticides alone and in combination with insecticide against cabbage aphid. This book having very much importance for the student and researcher of Entomologist who are working on cabbage aphid. Investigations were carried out at Instructional Farm, College of Agriculture, Junagadh Agricultural University, Junagadh during rabi, 2011-12.