Effect of Spatial Distribution on Determining the Number of Samples Required to Estimate Populations of Hypera postica, Sitona hispidulus, and Hypera punctata for Specified Probability and Accuracy Levels

Author: ROBERTS S. J.   PAUSCH R. D.   BARNEY R. J.   ARMBRUST E. J.  

Publisher: Entomological Society of America

ISSN: 1938-2936

Source: Environmental Entomology, Vol.11, Iss.2, 1982-04, pp. : 444-451

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