OBSERVATIONS ON SNOW ALGAE IN CALIFORNIA 1, 2

OBSERVATIONS ON SNOW ALGAE IN CALIFORNIA 1, 2
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加利福尼亚州雪藻观察 1, 2

DOI:
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发表时间:
1972
期刊:
影响因子:
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通讯作者:
W. Thomas
W. Thomas
中科院分区:
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文献类型:
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作者:
W. Thomas

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把雪原染成红色的藻类在加州相当常见。红雪主要发生在海拔10,000-12,000英尺(3050-3600英寸)的内华达山脉,也可能发生在该州其他地区持续下雪的高海拔地区。1969年和1970年在塞拉利昂的分布相似,只是降雪年份不同。从5月到10月,在潮湿的旧雪原上发现了彩色的雪。主要的颜色是红色,出现在积雪洼地的表面斑块上。这种颜色可以延伸到雪表面以下30厘米处。
Algae that impart a red color to snowfields are rather common in California. Red snow occurs mainly in the Sierra Nevada at altitudes of 10,000–12,000 ft (3050–3600 in) and can occur at high altitudes where snow persists in other parts of the state. The distribution in the Sierra was similar in 1969 and 1970, contrasting snowfall years. Colored snow was found from May to October in old, wet snow‐fields. The predominant color was red and occurred as surface patches in depressions in the snow. The color could extend as deep as 30 cm below the snow surface.