Weed control methods for public health applications

Description

Content: Cover Title Page Copyright Page PREFACE THE EDITOR Table of Contents Part I: Aquatic Plant Survey and Assessment Chapter 1: Aquatic Weeds and Man's Well-Being Introduction Specific Problems Water Supply and Pollution Taste-Odor Problem in Water Supply Toxic Shellfish and Fish Health-Related Arthropods Malaria Arboviruses Worm Diseases Beneficial Seaweeds Importance of Aquatic Snail Control References Chapter 2: Control of Snail-Borne Parasitic Diseases Introduction Development of Controlled-Release Formulations Controlled-Release Principles Formulation Laboratory and Small-Scale Field EvaluationsConventional Chemical Control Economic Considerations Summary and Conclusions References Chapter 3: Aquatic Weed Problems in the Panama Canal Introduction Aquatic Plant Survey Floating Aquatic Plants Submersed Aquatic Plants Mosquito Control Problems Manatee Research Chemical Control New Construction References Chapter 4: Aquatic Weed Problems of Puerto Rico Introduction Biological Control Watershed Areas Rio Grande de Loiza Rio de Bayamon Rio de La Plata Rio Grande de Manati Rio Grande de Arecibo Chemical and Mechanical ControlReferences Chapter 5: Remote Sensing of Aquatic Plants Introduction The Need for Monitoring Water Loss from Aquatic Plant Infestation Remote Sensing Test Program Theory of Remote Sensing in the Visible and Near-Infrared Ranges Spectral Response of Photographic Films Film Qualities other than Spectral Sensitivity Test Methodology Equipment Test Area Procedures Evolution of Technique Initial Image Quality Reticulation Film Procurement Film Storage Value of Color Film Improper Exposure Settings Exposure Determination Choice of Lens Focal Length Spectral Response of Different FilmsBeneficial Effects of Overexposure Discrimination of Species Water Hyacinth Potamogeton Duckweed The Submersed Species Appearance of Eurasian Watermilfoil Appearance of Coontail Appearance of Hydrilla Texas Parks and Wildlife Department Herbicide Test Photography over Lake Conroe Overall Effectiveness of the Method Analysis of Aquatic Plant Characteristics Water Hyacinth Potamogeton Duckweed Watermilfoil Coontail Hydrilla Summary of Results References Chapter 6: Environmental Policy in the Corps of Engineers Background and History Environmental MissionEnvironmental Decisions Environmental Impact Statements Plan Formulation and EIS Process Public Participation Interdisciplinary Teams and Management Appropriate Methodologies Mitigation Habitat Evaluation Environmental Litigation Evolution of EIS Summary References Part II: Ecosystem Studies of Impounded Water Chapter 7: Comparative Concentrations of Nutrients in an Aquatic Ecosystem Introduction Description of River System Data Collection Results and Discussions Filtered Water and Suspended Matter Composition Summary References