Environmental factors 14 Environmental factors (Mutagens) 3 Marine ecology-- Ocean ecology-- Sea ecology 3 Economics 2 Livestock 2 MVSc 2 Mathematical models 2 Paddy cultivation-Kerala 2 Paddy cultivation-Palakkad 2 PhD Theses 2 Plant physiology. Plants -- Development 2 Tropical forest, forest and environment iteracting, environmental factors, the forest community, tree growth physiology, dynamic forest ecosystems, management of tropical forest land 2 Vegetables 2 Weeds 2 Abnormal behaviour 1 Academic anxiety 1 Adaptation 1 Agricultural entomology 1 Agronomy 1 Agronomy and environmental factors 1 Alleles 1 Animal Behavior 1 Animal Behaviour 1 Animal Breeding and Genetics 1 Animal Genetics and Breeding, (New March 2000) 1 Animal Physiology and Biochemistry (Excluding Nutrition) 1 Animal Surgery and Non-drug Therapy, (New March 2000) 1 Animal Welfare 1 Animal behavior 1 Animal behaviour 1