Download or read book Some Insect Pests of Forest Tree Nurseries in the Canadian Prairies written by H. R. Wong and published by . This book was released on 1982 with total page 4 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Nursery Pests written by and published by . This book was released on 1989 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Tree and Shrub Insects of the Prairie Provinces written by W. G. H. Ives and published by UBC Press. This book was released on 1988 with total page 346 pages. Available in PDF, EPUB and Kindle. Book excerpt: More than 600 species of insects and mites that feed on trees and shrubs in the prairie provinces are discussed in terms of their distribution, hosts, importance, life cycle and appearance and damage. There are approximately 1100 colour photographs; the life cycle and damage of major pest species are illustrated, and for less important species, primarily the larval stage is shown. Pests attacking coniferous hosts are separated from those attacking hardwoods, and each group is subdivided according to the kind of feeding damage and type of insect involved. An extensive bibliography is provided. In addition to a taxonomic index listing the order and family of each insect or mite, there is a diagnostic index listing the host species, feeding site of the pest, and species of insect or mite involved and an insect index.

Download or read book Forest Insect and Disease Conditions in Alberta Saskatchewan Manitoba and the Northwest Territories in 1987 written by H. F. Cerezke and published by . This book was released on 1989 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: Forest pest conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories during 1987 are summarized, and some predictions of infestation status are given for 1988. Eight major pests are discussed, and additional noteworthy insects, diseases, and other tree damage agents are reported in a table. Results of surveys for acid rain symptoms, pests and damage incidence in nurseries and plantations, and climatic injury to trees are also reported.

Download or read book Forest Insect Pests in Canada written by John Alexander Armstrong and published by Canadian Government Publishing. This book was released on 1995 with total page 756 pages. Available in PDF, EPUB and Kindle. Book excerpt: The papers presented in this book cover the range of forest insect pest management activities in Canada. The first section contains papers on the current status of insect pests by region, including data on insect populations and extent of defoliation caused by the insect. The next section covers pest management technology, including the use of insecticides, insect viruses, fungal pathogens, growth regulators, antifeedants, pheromones, natural predators, and aerial spraying. The third section contains papers on the application of technology and equipment for forest pest control, and includes papers on the impacts of insecticides on the forest environment. The fourth section describes operational control programs by province. The final paper presents future strategies for the management of forest pests. An author index is included.

Download or read book Forest Tree Diseases of the Prairie Provinces written by Yasuyuki Hiratsuka and published by Information Report; Nor-X-286. This book was released on 1987 with total page 156 pages. Available in PDF, EPUB and Kindle. Book excerpt: The major forest tree diseases of the Canadian prairie provinces are described in terms of their cause, distribution and hosts, symptoms and signs, disease cycle, damage, and control. The 25 coniferous, 15 deciduous, and 6 noninfectious disorders are illustrated by 47 pages of colour photographs. An appendix listing the diseases by host, a glossary of technical terms, and a general index listing the common and scientific names of the hosts and the scientific names of the pathogens are also included.

Download or read book Information Report written by and published by . This book was released on 1981 with total page 800 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Insect and Disease Conditions in Canada written by and published by . This book was released on 1980 with total page 700 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Draft Environmental Impact Statement for Nursery Pest Management written by United States. Forest Service. Northern Region and published by . This book was released on 1991 with total page 464 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Draft Environmental Impact Statement for Nursery Pest Management Plan written by and published by . This book was released on 1991 with total page 438 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Insect and Disease Conditions in Alberta Saskatchewan Manitoba and the Northwest Territories in 1988 and Predictions for 1989 written by F. J. Emond and published by . This book was released on 1989 with total page 42 pages. Available in PDF, EPUB and Kindle. Book excerpt: Of forest pest conditions for 1988, with some predictions of infestation status for 1989. Nine major pests are discussed in order of importance (spruce budworm, forest tent caterpillar, mountain pine beetle, Dutch elm disease, dwarf mistletoe, yellowheaded spruce sawfly, larch sawfly, large aspen tortrix, jack pine budworm), and additional noteworthy insects, diseases, and tree damage agents are reported. Results of surveys for acid rain symptoms and pests and damage incidence in nurseries and plantations are also reported.

Download or read book Conifer Nursery Practice in the Prairie Plains written by Joseph Henry Stoeckeler and published by . This book was released on 1965 with total page 104 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Insect and Disease Conditions in Alberta Saskatchewan Manitoba and the Northwest Territories in 1989 and Predictions for 1990 written by F. J. Emond and published by . This book was released on 1990 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: Forest pest conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories during 1989 are summarized and some predictions of infestation status are given for 1990. Eleven major pests are discussed, and additional noteworthy insects, diseases, and tree damage agents are reported in a table. Results of surveys for acid rain symptoms and pests and damage incidence in nurseries and plantations are also reported.

Download or read book Draft Environmental Impact Statement for Nursery Pest Management Appendices written by United States. Forest Service. Rocky Mountain Region and published by . This book was released on 1991 with total page 444 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Digest Des Rapports D information written by and published by . This book was released on 1986 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Nebraska National Forest N F Bessey Nursery Pest Management written by and published by . This book was released on 1991 with total page 438 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Management Note written by and published by . This book was released on 1980 with total page 266 pages. Available in PDF, EPUB and Kindle. Book excerpt: