Growth, structure and shape characteristics of a 12 year old grey alder stand (Alnus incana L. Moench.)
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چکیده
منابع مشابه
Predicting the Value of Grey Alder (Alnus incana) Logs Based on External Quality
The quality of grey alder logs (Alnus incana) was studied by sawing sample logs from two different forests in November 1995–February 1996. For grading of grey alder logs and sawn timber the proposed system of Keinänen and Tahvanainen (1995) plus the reject -grade was used. In general, grey alder logs have knots from the base to the top. All types of knots appear, and the length of the knot-free...
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Puberty is characterized by major changes in hormone levels and structural changes in the brain. To what extent these changes are associated and to what extent genes or environmental influences drive such an association is not clear. We acquired circulating levels of luteinizing hormone, follicle stimulating hormone (FSH), estradiol and testosterone and magnetic resonance images of the brain fr...
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Effects of prolonged darkness on nitrogenase activity in vivo, nitrogenase activity in vitro, and the amounts of nitrogenase proteins were studied in symbiotic Frankia. Plants of Alnus incana (L.) Moench in symbiosis with a local source of Frankia were grown for 9 to 10 weeks in an 18/6 hour light/darkness cycle. After 12 hours of a light period, the plants were exposed to darkness for up to 40...
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This 12-year-old girl was transferred from an outside hospital for treatment of pneumonia. She had been well until 7 days before admission, when she developed what was felt to be cellulitis of her left lower extremity. She was given intravenous clindamycin, and the swelling and erythema improved. However, the following day, she started having respiratory distress, and she was found to have an i...
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ژورنال
عنوان ژورنال: Silva Gandavensis
سال: 1989
ISSN: 0587-1476
DOI: 10.21825/sg.v54i0.910