Choudhury, Moumita Insecticidal bioefficacy of some indigenous plant extracts against pest complex of lycopersicon esculentum linn. in Meghalaya - Shillong Department of Environmental Science, NEHU 2015 - viii,385p.:ill.,col.map.,table.;28cm. Abstract Subjects--Topical Terms: Insect pests-Control-Meghalaya-Research Dewey Class. No.: 632.90954164 / CHO