Libri di scale insects
12 libri in questo genere
Observations on the Coccidae of Egypt
Wilfrid John Hall
Notes on new and little known Californian Coccidae
Shinkai Inokichi Kuwana
Cottony maple scale (Pulvinaria innumerabilis Rathvon.)
J. G. Sanders
The lime, sulphur, and salt wash
Charles Lester Marlatt
The obscure scale on the pecan and its control
Howard Baker
A classification of the scale insect genus Asterolecanium
Louise M. Russell
Men who have gone before
United States. Department of Agriculture. National Agricultural Library.
Studies of parasitic and predaceous insects in New Zealand, Australian, and adjacent islands
Albert Koebele
Checklist of the armored scales (Homoptera: Diaspididae) of the conterminous United States
Sueo Nakahara
Brief information on scale insects on shade tree and hardy ornamentals and remedies employed against them
Hopkins, A. D.
Look out for the pink hibiscus mealybug
United States. Animal and Plant Health Inspection Service
The Coccidae of Illinois
John Howard Gage