. Brigham Young University science bulletin. Biology -- Periodicals. 26 Brigham Young Uni\'ersity Science Bulletin. Fig. 8. Study area location of the study area is an arbitrary line drawn through the soutliem portion of Cedar Valley and the adjoining hills. Agriculturally developed areas fonn portions of the northern and eastern boundaries. METHODS AND PROCEDURES Field work was conducted during the spring seasons of 1967 and 1968. During the spring of 1967, I spent nearly every weekend from Febru- ary 20 through June 30 in the study area col- lecting data. In the spring of 1968, field work wa


. Brigham Young University science bulletin. Biology -- Periodicals. 26 Brigham Young Uni\'ersity Science Bulletin. Fig. 8. Study area location of the study area is an arbitrary line drawn through the soutliem portion of Cedar Valley and the adjoining hills. Agriculturally developed areas fonn portions of the northern and eastern boundaries. METHODS AND PROCEDURES Field work was conducted during the spring seasons of 1967 and 1968. During the spring of 1967, I spent nearly every weekend from Febru- ary 20 through June 30 in the study area col- lecting data. In the spring of 1968, field work was again conducted from late February through June 30. In the course of this two-year project, no fewer than 450 man-hoius were devoted to the field studies. Owing to the large size of the study area, a small portion was chosen in which a more de- tailed, intensive study could be conducted (Fig. 9). The area chosen for intensive study repre- sents a typical portion of the larger, more general study area. It was chosen because it was. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Brigham Young University. Provo, Utah : Brigham Young University


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