DIVERSITY OF APHIDIDAE OF UTTARAKHAND

Agricultural crops face numerous pest-problems, particularly due to aphids, scale-insects, mealybugs, white-flies, 
mites, etc. Aphids (Homoptera: Aphididae) are one of the important pests of crops, and are highly injurious for 
cultivated and non-cultivated crops. We reported eighteen aphid species belong to twelve genera in Kumaun region. 
There are eight species of Aphis, two species each of Macrosiphum and Rhopalosiphum, and one species each 
Brevicoryne, Ceratovacuna, Hyperomyzus, Lipaphis, Macrosiphoniella, and Metopolophium infesting several
cultivated and non-cultivated crops. We are also reporting fifty-five host plants in Kumaun region of Uttarakhand
belonging to 18 families, viz. Anacardiaceae, Apiaceae, Apocynaceae, Araceae, Asteraceae, Brassicaceae, 
Commelinaceae, Cucurbitaceae, Fabaceae, Lamiaceae, Malvaceae, Myrtaceae, Poaceae, Punicaceae, 
Ranunculaceae, Rosaceae, Rutaceae and Solanaceae