2012年11月2日星期五

Bird Control & Netting- Keep Away Birds

Bird control is the generic name for methods to eliminate or deter pest birds from landing, roosting and nesting.Bird control is important because pest birds can create health-related problems through their feces, including Cryptococcuss, psittacosis etc. Bird droppings may also cause damage to property and equipment. Birds also frequently steal from crops and fruit orchards.Methods of bird control include physical deterrents, visual deterrents, sonic devices, trained birds of prey, chemicals, contraceptives and active barriers, among others. Birds usually adapt quickly to most static bird control devices because the birds adapt after exposure to false threats. The avian control devices that are most effective either physically "block" the birds or "actively modify behavior" using a mild harmless shock.Physical bird deterrents include such products as steel or plastic spike systemsMoncler 新作, bird nettingモンクレール, electrified wire systems, non-electrified wire systems, electrified track systems, slope barriers, mechanical spiders, chemical foggers and more. Sharp bird spikes can pierce and impale birds, while "blocking" and "shocking" methods do not harm birds. Chemical deterrents range from products for turf to avicides. There is taste aversion products for geese, and fogging agents used for birds. Many localities have restrictions on the use of chemicals and pesticides targeted at birds if they intend to kill them. Chemical deterrents that do not harm birds are widely used with limited results.Sonic avian deterrents are used widely in large open areas although effectiveness is low. Sounds are audibleモンクレール, and include predator and distress calls of a variety of birds to discourage pest birds from coming into an area. Common locations for these devices include vineyards, reclamation plants, airports, and other open areas. Sophisticated digital sound reproduction combined with random time off intervals, and random sequences are designed to prevent habituation by birds, and increase long-term effectiveness. Studies have shown most avian species will adapt and ignore such devices within months of initial contact.Other static sound methods with limited effectiveness that birds may adapt quickly to include ultrasonic devices designed for enclosed or semi-enclosed areas. In theory, ultrasonic waves will annoy birds to stop them from entering and remaining in areas such as warehouses, parking garages, and loading docks. These products are not harmful to birds, yet it is debatable if the birds can hear these frequencies at loud enough decibel levels to prevent them from habituating an area. Studies have shown effectiveness is very low within months of initial contact.Wind driven scare devices include tapes, balloons, kites, and lightweight spinning turbines propelled by wind. These devices reflect sunlight and in limited use scare birds that are new to an area. Typically, birds will quickly become acclimated to such devices as the birds learn the devices are not alive.Birds adapt within weeks of exposure to bird control devices that are not really alive or an actual threat to their survival, including sound devices, mechanical devices, wind-blown scare devices, and partial perch modifications. In contrast, birds cannot adapt to total "blocking" methods or mild electrical low current "shocking" stimuli that modifies behavior. This is why netting, mesh, and low current electrical barriers are tested to be the most effective avian control devices.Many bird netting manufacturers offer flame resistant and waterproof netting for birds control which is durable and designed to withstand the elements. Bird netting is, though, more or less invisible from a distance, it is offered in a variety of colors and tones.Bird netting is also available for gardens, especially for protecting trees, bushes and plants from birds and other garden intruders. Larger commercial food crop growers often frame their crops by creating a netting roof over a larger site. Garden bird netting can be purchased as bags for wrapping bushes and sheets for the garden.Bird netting has enormous bird proof advantages, such as: making sure that these pigeons do not spread their diseases, bird netting could put an end to health worrying, thereby ensuring proper pigeon control, protecting plantation, so that plants are fenced safely away from their prying beaks, birds preservation, which is the best advantage since it is environmentally suitable and law abiding, bird netting can be used for as long as ten years and is available in variety of colors, materials, and reasonable prices of bird netting. Physical bird proof bird preventives include bird spikes, bird netting, bird slope, electrified track systems, bird wire, bird spiders, and more. These products are simply designed to repel birds from an area. Ultrasonic bird repeller is used widely in large open areas. Sounds are audible, and include predator and distress calls of a variety of birds to discourage pest birds from coming into an areaモンクレール 2013. These are commonly found around vineyards, reclamation plantswww.tokyohot-moncler.com, airports, and other open areas.Ultrasonic bird repeller is designed for enclosed or semi-enclosed areas. Ultrasonic waves prevent the ultrasonic bird from entering and remaining in areas such as warehouses, parking garages, and loading docks. These products are not harmful. Ultrasonic bird repeller depends on sound alarmsMoncler, gunshots and recordings of bird voices that prevent birds from coming to that specified area.

没有评论:

发表评论