Regeneration established before logging that has survived the logging operation. Young trees under existing stands capable of becoming the next crop. Stands or forest types that require similar management practices and are grouped as one unit for the purposes of silviculture management.Īn additive used in pesticide spray formulations which enhances adherence to plants. Hard fruit of the oak tree, which contains the seed.Ī dynamic approach to forest management in which the effects of treatments and decisions are continually monitored and used, along with research results, to modify management on a continuing basis to ensure that objectives are being met. Acidic precipitation is primarily the result of emissions of gases of sulphur and nitrogen oxides which are transformed into sulphuric acid and nitric acid respectively as they are transported over distances of hundreds to thousands of kilometres from their source. Rain, snow, sleet, hail or fog, usually with acidity below pH 5.6. The members of this order (mites and ticks) are very tiny organisms with an unsegmented abdomen and generally four pairs of unjointed legs.Ī species of less commercial value than the principal species but sometimes useful in assisting the latter and liable to influence the method of treatment to some degree.Īny silvicultural system derived from one or more of the basic systems and not dependent on any particular method of regeneration. It is based on their long-standing use and occupancy of the land as descendants of the original inhabitants of Canada. Aboriginal rights will vary from group to group depending on the customs, practices and traditions that have formed part of their distinctive cultures.Ī legal term that recognizes the interest of Aboriginals in the land. The rights of certain Aboriginal peoples to hunt trap and fish on ancestral lands are examples of Aboriginal rights. Rights that some Aboriginal peoples of Canada hold as a result of their ancestors’ long-standing use and occupancy of the land. These are three separate peoples with unique heritages, languages, cultural practices and spiritual beliefs. The Canadian Constitution recognizes three groups of Aboriginal people-Indians, Métis and Inuit.
The descendants of the original inhabitants of North America. Lands within Aboriginal reserves or Aboriginal settlements. Stress induced by the non-living component of the environment. Relation à la puissance -3/2 de l’éclaircie naturelle Forest conditions, monitoring and reportingĭense populations that have reached a size at which mortality occurs demonstrate a negative relationship between log mean plant weight and log stand density this generally has a slope of -3/2.Find definitions for hundreds of forestry-related terms.
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