How to reduce the incidence of black bean aphids (Aphis fabae Scop.) attacking organic growing field beans (Vicia faba L.) by growing partially resistant bean varieties and by intercropping field beans with cereals

Lars Monrad Hansen, Louise Lorentsen and Birte Boelt

Acta Agriculture Scandinavica Section B-Soil & Plant Science 58 ( 4 ): 359 - 364 , 2008