. Cooperative economic insect report. Insect pests Control United States Periodicals. - 470 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST Total of 37 cases reported in the U. S. May 15-21 as follows: TEXAS - Madison 1, Uvalde 2, Frio 3, La Salle 2, McMullen 1, Bee 1, Webb 2, Starr 1, Hidalgo 1; ARIZONA - Yavapai 1, Yuma 3, Maricopa 1, Pima 2, Pinal 2, Santa Cruz 6, Cochise 6, Graham 1; NEW MEXICO - Hidalgo 1. Current Table 1 Cumulative Current Cumulat ive Current Cumulat ive Comparison of screw-worm samples identified during corresponding weeks in the United States. Yea
. Cooperative economic insect report. Insect pests Control United States Periodicals. - 470 - STATUS OF THE SCREW-WORM (Cochliomyia hominivorax) IN THE SOUTHWEST Total of 37 cases reported in the U. S. May 15-21 as follows: TEXAS - Madison 1, Uvalde 2, Frio 3, La Salle 2, McMullen 1, Bee 1, Webb 2, Starr 1, Hidalgo 1; ARIZONA - Yavapai 1, Yuma 3, Maricopa 1, Pima 2, Pinal 2, Santa Cruz 6, Cochise 6, Graham 1; NEW MEXICO - Hidalgo 1. Current Table 1 Cumulative Current Cumulat ive Current Cumulat ive Comparison of screw-worm samples identified during corresponding weeks in the United States. Year Positive Cases Negative Cases 1964 7 76 211 3061 13 85 171 2128 1966 37 152 140 1285 Table 2. Comparison of United States screw-worm cases by State State 1964 1S65 1966 Texas 7 64 7 45 14 61 Ariz. 0 6 5 35 22 86 0 0 1 5 1 3 Calif 0 6 0 0 0 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 5 39 3 11 1966 30 137 7 15 Total of 114 cases reported in portion of Barrier Zone in Republic of Mexico as follows: Baja California 2, Territorio sur de Baja California 1, Sonora 84, Chihuahua 5, Coahuila 2, Nuevo Leon 3, Tamaulipas 17. Total of 470 cases reported from Mexico south of the Barrier Zone. Barrier Zone - Area in which screw-worm eradication operations are being 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.). 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 States. Plant Pest Control Branch; United States. Plant Pest Control Division; United States. Animal
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