The cottony maple scale /

The cottony maple scale / Johnson, S. Arthur(Samuel Arthur),1866-1943. text Fort Collins, Colo. : Agricultural Experiment Station of the Agricultural College of Colorado, 1906. eng application/pdf Includes bibliographical references (p. 16). COABAGRI100103 COABNRBC100103 Colorado Agriculture Bibliography Maple Pulvinaria. COAB_21683004.pdf "http://www.acns.colostate.edu/?page=copyright"

The cottony maple scale /

Johnson, S. Arthur(Samuel Arthur),1866-1943.

text

Fort Collins, Colo. : Agricultural Experiment Station of the Agricultural College of Colorado,

1906.

eng

application/pdf

Includes bibliographical references (p. 16).

COABAGRI100103

COABNRBC100103

Colorado Agriculture Bibliography

Maple

Pulvinaria.

COAB_21683004.pdf

"http://www.acns.colostate.edu/?page=copyright"