A model of plant-to-plant movement of aphids: A new approach

作者: Edwin H. Bryant

DOI: 10.1007/BF02514508

关键词: Instantaneous rateAgronomyBiologyStochastic modellingBotany

摘要: 1. A stochastic model was applied to the changes in distribution of aphids on plants a field determined by their plant-to-plant movements. 2. The expected numbers were calculated for 5 days an experiment reported byShiyomi (1967) and compared with observed frequencies at these times.