This review reevaluates the importance of interspecific competition in the population biology of phytophagous insects and assesses factors that mediate competition. An examination of 193 pair-wise species interactions, repre­ senting all major feeding guilds, provided information on the occurrence, frequency, symmetry, consequences, and mechanisms of competition. Inter­ specific competition occ...

Background: Blackgram (Vigna mungo L.) is an important pulse crop occupying a unique position in Indian agriculture and it stands fourth area production among the pulses. The popularity of this due to its nutritional industrial values. attacked by number insect pests from sowing harvest field as well storage condition. Among these insects-pests pod borers i.e. spotted borer, Maruca vitrata (Gey...

The irrational use of chemical pesticides has caused serious health hazards and environmental problems in developing countries including India. Hence, the Present investigation was carried out to formulate an effective Herbal pesticide against three major pests rice like stem borers, leafhoppers plant hoppers find solution for control pest population by traditional agricultural practices. Oil A...

vii CHAPTER 1. GENERAL INTRODUCTION 1 Thesis organization 1 Literature review 1 Rationale 5 Objectives 5 References 6 CHAPTER 2. NOSEMA PYRAUSTA AND CRY1AB-INCORPORATED DIET LED TO DECREASED SURVIVAL AND DEVELOPMENTAL DELAYS IN EUROPEAN CORN BORER 9 Abstract 9 Introduction 10 Materials and Methods 12 Results 15 Discussion 17 Figure Captions 21 Acknowledgements 28 References 28 CHAPTER 3. PROCLI...