1-22 of 22 Books

Cankers on western quaking aspen
By D.W. Johnson

Getting it right
By United States. Department of Agriculture. National Agricultural Library.

Mezhdunarodnye mediko-sanitarnye pravila (2005g.).
By World Health Organization (WHO)

Exotic Newcastle disease: a deadly form of a familiar poultry disease
By

Incidence and distribution of conifer broom rusts in Colorado
By R.L. James

Effects of thinning and pruning on the incidence of dwarf mistletoe in lodgepole pine
By D.H. Brown

Management guidelines for lodgepole pine stands infected with comandra blister rust and dwarf mistletoe
By D.H. Brown

Exotic Newcastle disease: a deadly form of a familiar poultry disease
By

African horse sickness: an old disease--a new menace
By

La lutte contre le cancer du col de l'ute rus
By WHO--Work programme

Simulation of management options for stands of Southwestern Ponderosa Pine attacked by Armillaria root disease and dwarf mistletoe
By M.A. Marsden

Pests not known to occur in the United States or of limited distribution. 88. Plum pox virus
By L.W.H. Chang

Evaluation of hidden lakes dwarf mistletoe pruning study. Routt National Forest Colorado
By D.W. Johnson

Effects of application rate and timing of ethephon treatments on abscission of ponderosa pine dwarf mistletoe 3 years following treatment
By D.W. Johnson

Soil solar heating for reduction in populations of Pythium, Fusarium, nematodes, and weeds at the U.S. Forest Service Bessey Tree Nursery, Halsey, Nebraska
By D.M. Hildebrand

Evaluation of control measures for black stain root disease in pinyon pine in southwestern Colorado
By E.M. Sharon
A future within reach
A future within reach
By United Nations. Economic and Social Commission for Asia and the Pacific