LITERATURE 
  
CITED 
  
  
Draeger, William C. 1976. Monitoring irrigated land acreage using 
LANDSAT imagery: an application example. Open File Report 
No. 76-630. USGS, Sioux Falls, S.D. 23 p. 
Heller, R. C. and J. F. Wear. 1969. Sampling forest insect epidemics 
with color films. Proceedings of the 6th International Symposium 
on Remote Sensing of Environment. University of Michigan, Ann 
Arbor, Michigan. October 13-16, 1969. p. 1157-1167 
Johnson, Kim A. 1977. Application of remotely sensed data to water 
related parameters of irrigated agriculture. Master's 
Thesis, Univ. of Idaho, Moscow, Idaho. 111 p. 
Langley, P. G., R. C. Aldrich and R. C. Heller. 1969. Multistage 
sampling of forest resources by using space photography -- an 
Apollo 9 case study. Ann. Earth Resources Aircraft Program 
Status Review, 2nd, Houston, Texas, 1969 Proc. 21 p. 
Langley, P. G. 1975. Multistage variable probability sampling: 
theory and use in estimating timber resources fran space and 
aircraft photography. Ph.D. dissertation, Wildland Resource 
Sciences, University of California, Berkeley, California. 
101. p. 
Wert, S. L. and B. Roettgering. 1968. Aerial color photography and 
probability sampling techniques evaluate Douglas-fir beetle 
epidemics in California.  Photogram. Eng. 34(12):1243-1248. 
Illus.