THE APPLICATION OF GAMMA-RAY ATTENUATION TO THE DETERMINATION OF CANOPY MASS AND CANOPY SURFACE-WATER STORAGE

被引：8

作者：

OLSZYCZKA, B ^{[1
]}

CROWTHER, JM ^{[1
]}

机构：

[1] UNIV STRATHCLYDE, DEPT APPL PHYS, GLASGOW G4 0NR, SCOTLAND

来源：

JOURNAL OF HYDROLOGY | 1981年 / 49卷 / 3-4期

关键词：

D O I：

10.1016/S0022-1694(81)80019-4

中图分类号：

TU [建筑科学];

学科分类号：

0813 ;

摘要：

The feasibility of using a nuclear method to make non-destructive measurements of both fresh canopy mass and canopy surface-water storage was examined. The theory of .gamma.-ray attenuation was developed for the field situation and a preliminary experiment is described in which the accuracy of the canopy mass estimate is verified by comparison with a destructive measurement. By artificially saturating the canopy with water, a canopy storage capacity of 2.4 .+-. 0.6 mm was estimated for Sitka spruce of average height 12 m.

引用

页码：355 / 368

页数：14

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