Tree decline in industrialized areas of North America
β Scribed by S. N. Linzon
- Book ID
- 105572808
- Publisher
- Springer Netherlands
- Year
- 1988
- Tongue
- English
- Weight
- 412 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0343-2521
No coin nor oath required. For personal study only.
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## Abstract Maximum entropy spectrum analysis of 305 treeβring chronologies from North America yields evidence for two terms with periods 18.6 Β± 1.3 years (in 286 out of 305 series) and 10.5 Β± 0.5 years in 244 instances. Statistical tests show the terms to be significant at confidence levels of 99.
The cultivation of the red alga Porphyra in North America to produce the edible product `nori' is now in its tenth year of development . Cultivation technology has been transferred and modified from Japan and Korea . Early efforts by the Washington State Department of Natural Resources indicated tha