Studies of the balsam woolly aphid, Adelges Piceae (Ratz.) (Homoptera: Phylloxeridae) and its effects on balsam fir, Abies Bassamea (L.) Mill
By: by R.E. Balch
Contributors: Canada. Dept. of Agriculture
Series: Publication / Dept. of Agriculture -- 867
Publisher: Dept. of Agriculture
Published: 1952
Place of publication: Ottawa
Language: eng
Number of pages: 37
Subjects: Balsam fir; Sapin baumier; Maladies et fléaux; Diseases and pests
Notes: Bibliography: p. 75-76.