. Circular. Agriculture; Agriculture; Entomology. The Mosquito Must Go 21 been found necessary to find a way to introduce and distribute killifish throughout the ditches. The unit of the drainage system for salt-marsh mosquito suppression which 15 years' experience has shown to be best, is a BERGEN COUNTY MAP NO 4 LEGEND STATE DITCHING COUNTY DITCHING. Fig. 8. A Salt-Marsh Drainage System ditch 10 inches wide by 30 inches deep with straight, smooth sides and an even bottom. These unit ditches are led into natural creeks wherever such action is possible, but run into a specially cut outlet ditc
. Circular. Agriculture; Agriculture; Entomology. The Mosquito Must Go 21 been found necessary to find a way to introduce and distribute killifish throughout the ditches. The unit of the drainage system for salt-marsh mosquito suppression which 15 years' experience has shown to be best, is a BERGEN COUNTY MAP NO 4 LEGEND STATE DITCHING COUNTY DITCHING. Fig. 8. A Salt-Marsh Drainage System ditch 10 inches wide by 30 inches deep with straight, smooth sides and an even bottom. These unit ditches are led into natural creeks wherever such action is possible, but run into a specially cut outlet ditch when natural outlets are not obtain-. 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 New Jersey Agricultural Experiment Station; New Jersey Agricultural College. Experiment Station. New Brunswick, New Jersey Agricultural Experiment Station
Size: 1447px × 1727px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectagriculture, booksubjectentomology
