Term
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Definition
| professional growing of trees. |
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Term
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Definition
| How foresters have managed trees locally. It's an informal term referring to a group of trees of the same species at the same successional stage. |
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Term
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Definition
| all live trees began growth from seeds and roots germinating during the same year |
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Term
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Definition
| at least three distinct age classes for the stand of trees involved |
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Term
| Virgin forest/old growth forest |
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Definition
| forest that has never been cut |
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Term
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Definition
| a forest that has been cut and regrown |
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Term
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Definition
| time between cuts of a stand |
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Term
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Definition
| grouping of trees (tallest, most common, and most vigorous usually grouped respectively) |
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Term
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Definition
| when trees in a forest share the canopy of a forest |
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Term
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Definition
| the growing of trees in the understory |
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Term
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Definition
| How foresters classify forests based on soil fertility, water supply, and local climate. It's the maximum amount of timber a crop site can produce in a given time. It can decline with poor management. |
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Term
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Definition
| cutting of all trees in a stand at the same time |
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Term
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Definition
| cutting dead and less desirable trees first, and later cutting the mature trees, leaving only the young trees. |
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Term
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Definition
| selectively picked trees are removed. Sometimes, even specific species of trees are removed. |
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Term
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Definition
| narrow rows of forests are cut, leaving wooded corridors whose trees provide seeds |
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Term
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Definition
| stand of a single species typically planted in straight rows, reflecting modern agricultural practices, and providing an alternative to pressure on natural forests. |
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Term
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Definition
| one resource that can be harvested at a rate that doesn't decrease the forest's ability of an ecosystem to continue providing same harvest rate indefinitely. |
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Term
| Certification of forestry |
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Definition
| compares actual practices of specific corporations or government agencies with practices believed to be consistence with sustainability. |
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Term
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Definition
| area set aside for use by people |
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Term
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Definition
| primate purpose conservation of the resource being protection (usually a biological one) |
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Term
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Definition
| a natural reserve set aside for protection of the beautiful landscape and wildlife that inhabit the area. |
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Term
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Definition
| area undisturbed by people. |
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Term
| What are some of the questions/conflicts surrounding forestry? (4 questions) |
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Definition
1. Should a forest be used only as a resource to provide materials for people and civilization, or should a forest be used only to conserve natural ecosystems and biological diversity, including specific endangered species?
2. Can a forest serve some of both aof these functions at the same time and in the same place?
3. Can a frest be managed sustainably for either use? If so, how?
4. What rose do forests play in our global env. such ass their effects on climate? |
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Term
| What are some of the reasons forests are important? |
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Definition
| They improve water supply for endangered species and other wildlife, recreation, and bird and wildlife viewing. Also sacred for spiritual and aesthetic reasons. |
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Term
| What is the goal of silviculture? |
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Definition
| to maximize the yield in the harvest of a single resource |
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Term
| What are the two transportation systems connecting leaves and roots in a tree? What does each do? |
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Definition
Phloem--on the inside of the living part of the bark-transports sugars and other organic compounds down to stems and roots.
Xylem--father inside--transports water and inorganic molecules upward to leaves. Water transported upward by sun powered pump. |
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Term
| What are some of the tree niches? |
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Definition
| Shade-tolerance and shade-intolerance |
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Term
| What does the understanding of tree niches help us do? |
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Definition
| determine where we might best plant them a commercial crop and where they might best contribute to biological conservation or to landscape beauty. |
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Term
| What are the layers of a tree trunk? |
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Definition
| outer bark, inner bark, cambium, pith, pith rays, and heartwood. |
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