. Cooperative economic insect report. Insect pests Control United States Periodicals. - 420 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST During the period May 1-7, a total of 23 cases was reported in the Southwestern Eradication Area by States and counties as follows: TEXAS - Culberson 1, Frio 1; ARIZONA - Maricopa 4, Cochise 8, Santa Cruz 3, Yuma 3, Gila 1; NEW MEXICO - Grant 1; CALIFORNIA - Imperial 1. The Republic of Mexico reported 133 cases: Territorio sur de Baja California 4, Sonora 103, Chihuahua 2, Nuevo Leon 6, Tamaulipas 18. A total of 214 cases was reported
. Cooperative economic insect report. Insect pests Control United States Periodicals. - 420 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST During the period May 1-7, a total of 23 cases was reported in the Southwestern Eradication Area by States and counties as follows: TEXAS - Culberson 1, Frio 1; ARIZONA - Maricopa 4, Cochise 8, Santa Cruz 3, Yuma 3, Gila 1; NEW MEXICO - Grant 1; CALIFORNIA - Imperial 1. The Republic of Mexico reported 133 cases: Territorio sur de Baja California 4, Sonora 103, Chihuahua 2, Nuevo Leon 6, Tamaulipas 18. A total of 214 cases was reported in Mexico south of the Barrier Zone. Sterile screw-worm flies released: Texas 25,415,850, Arizona 24,804,000, New Mexico 5,040,000, California 1,000,000, Mexico 42,853,600. Current Cumulative Current Cumulative Current Cumulative To hi o i aoie Lompdi lbun ox screw-worm samples identified during corresponding I weeks in the United States. Year Positive Cases Negative Cases 1964 6 54 325 2597 1965 22 51 211 1709 1966 23 90 140 1027 Table 2. Comparison of United States screw-worm Cases by State State 1964 1965 1966 Texas 5 42 9 32 2 41 Ariz. 1 6 10 16 19 46 N. M. 0 0 3 3 1 1 Calif 0 6 0 0 1 2 Table 3. Comparison of screw-worm cases inside and outside the United States portion of the Barrier Zone . * Year Inside Barrier Zone Outside Barrier Zone 1965 10 28 2 7 1 966 22 84 1 6 carried out in an effort to prevent establishment of self-sustaining screw- worm populations in the United States. Effective May 23, 1965, portions of Arizona and California were added to the Barrier Zone. (Anim. Health Div.),. Figures - Number of cases reported in infested counties for period May 1-7 Grid Release Boundary. 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 United States. Bureau of Entomology and Plant Quarantine; United
Size: 2212px × 1130px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity
