Studies on the pea aphid, Acyrthosiphon pisum Harris (Hom., Aphididae), with special reference to the differences in the biology of the green and red forms
Studies on the pea aphid, Acyrthosiphon pisum Harris (Hom., Aphididae), with special reference to the differences in the biology of the green and red forms
Studies on the pea aphid, Acyrthosiphon pisum Harris (Hom., Aphididae), with special reference to the differences in the biology of the green and red forms
Studies on the pea aphid, Acyrthosiphon pisum Harris (Hom., Aphididae), with special reference to the differences in the biology of the green and red forms