A decline of melanism in the peppered moth Biston betularia in The Netherlands

Wetensch. publicati

Ecological studies on the polymorphic ladybird Adalia bipunctata in The Netherlands. I. Population biology and geographical variation of melanism

Wetensch. publicati

Crypsis

Wetensch. publicati

Foreword

Wetensch. publicati

Genetic drift and patterns of diversity among colour polymorphic populations of the Homopteran Philaenus spumarius in an island archipelago

Wetensch. publicati

Ecological studies on the polymorphic ladybird Adalia bipunctata in The Netherlands. II. Population dynamics, differential timing of reproduction and thermal melanism

Wetensch. publicati

Genetics and the conservation of invertebrates

Wetensch. publicati

Ecological studies on the butterfly Maniola jurtina in Britain. I. Adult behaviour, microdistribution and dispersal

Wetensch. publicati

Ecological studies on the butterfly Maniola jurtina in Britain. II. Population dynamics: the present position

Wetensch. publicati

Spot number in Maniola jurtina variation between generations and selection in marginal populations

Wetensch. publicati