article/chapitre/communication

Methods of assessing population increase in aphids and the effect of growth stage of the host plant on population growth rates

J. Guldemond ; W. Vandenbrink ; E. Denbelder | 1998

Realistic values of population growth rates are needed when used in forecasting programmes, e.g., in a programme of integrated control. Therefore, comparisons were made in a chrysanthemum - aphid system between different methods of assessing pop[...]

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