Download or read book Forest Insect and Disease Conditions in Canada written by and published by . This book was released on 1995 with total page 76 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Survey Bulletin Forest Insect and Disease Conditions in Ontario written by and published by . This book was released on 1991 with total page 238 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Browsing Science Research at the Federal Level in Canada written by Brian B. Wilks and published by University of Toronto Press. This book was released on 2004-01-01 with total page 664 pages. Available in PDF, EPUB and Kindle. Book excerpt: Wilks provides a historical background, list of publications, and description of activities for most of the major science initiatives undertaken at the federal level. He surveys a wide range of government documents and monographic and serial science collections used by both faculty and students.

Download or read book Forest Insect and Disease Conditions in West central Canada in 1994 and Predictions for 1995 written by James Peter Brandt and published by . This book was released on 1995 with total page 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document summarizes forest pest conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories and provides predictions of damage levels by major pests for the year. Major pests and abiotic factors affecting forests are discussed, as well as special surveys of young stands, aspen forests, and a forest nursery. Additional noteworthy insects, diseases, and tree damage agents are reported.

Download or read book Forest Insect and Disease Conditions in the Pacific Northwest written by and published by . This book was released on 1984 with total page 80 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Major Forest Insect and Disease Conditions in the United States written by and published by . This book was released on 2009 with total page 80 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Insect and Disease Conditions in the United States written by and published by . This book was released on 1989 with total page 576 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Pest Conditions in the Maritimes in 1992 written by Laszlo P. Magasi and published by . This book was released on 1993 with total page 56 pages. Available in PDF, EPUB and Kindle. Book excerpt: Review of the status of forest insects and diseases in the Maritimes Region in 1992, along with forecast conditions for 1993 when appropriate. Describes pests and problems of conifers, hardwoods, and high value areas such as nurseries, seed orchards, plantations, and Christmas tree areas and summarizes control operations against spruce budworm and Sirococcus shoot blight. A chapter on forest health monitoring brings together the various aspects of work dealing with changes in forest conditions. Forest insect monitoring systems, such as pheromones and light traps, are briefly described. A list of reports and publications relating to forest pest conditions is included.

Download or read book Major Forest Insect and Disease Conditions in the United States 2007 written by and published by . This book was released on 2009 with total page 78 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Information Report written by and published by . This book was released on 1971 with total page 362 pages. Available in PDF, EPUB and Kindle. Book excerpt:

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 Montana Forest Insect and Disease Conditions and Program Highlights written by and published by . This book was released on 1994 with total page 270 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Forest Insect and Disease caused Impacts to Timber Resources of West central Canada 1988 1992 written by James Peter Brandt and published by Canadian Forest Service, Northern Forestry Centre. This book was released on 1995 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: Describes the impacts caused by major forest insects (defoliators and bark beetles) and diseases (excluding those caused by fungi) to the timber resources of the Prairie Provinces and Northwest Territories in terms of wood volume losses due to tree mortality and growth reduction for the 1988-92 period. Most impacts were calculated using an automated system based on defoliation or infestation maps produced by geographic information systems and related inventory data. Results are presented for losses due to the following: spruce budworm (Choristoneura fumiferana), jack pine budworm (C. pinus pinus), forest tent caterpillar (Malacosoma disstria), large aspen tortrix (C. conflictana), bruce spanworm (Operophtera bruceata), mountain pine beetle (Dendroctonus ponderosae), spruce beetle (D. rufipennis), Douglas-fir beetle (D. pseudotsugae), Lodgepole pine dwarf mistletoe (Arceuthobium americanum), and wood decay.

Download or read book Report written by and published by . This book was released on 1987 with total page 186 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book General Technical Report RM written by and published by . This book was released on 1992 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Haciendo Operacional a la Sostenibilidad written by and published by . This book was released on 1994 with total page 360 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book General Technical Report RMRS written by and published by . This book was released on 2002 with total page 546 pages. Available in PDF, EPUB and Kindle. Book excerpt: