2014年4月21日星期一

Jiangxi Ji'an 2400 willow sterilization Qiaozhi catkins

April 19th, Ms. Tian catkins on allergic found in downtown Ji'an walking street, this year than in previous years the catkin less obvious. While in previous years, this season, catkins flying all over the sky, many people only Cheap Phillies jerseys wear a mask, glasses, "heavily armed" escape "the small white snow".

The garden is located in Ji'an city

staff Shi Jinwen revealed the secret: last year, Ji'an city has 2400 willow tree implementation of "sterilization", through drug injection inhibited the secretion of willow catkins, inhibiting Cheap royals Jerseys the formation of the female flower bud, the catkins reduce.

sky catkins annoying

according to garden experts, willow catkins are actually seeds and seed epiphytic villi, it with the aid of wind dispersal of reproduction. Spring willow tree bud leaf, blossom, the wind blows, catkins flying all over the Cheap Blue Jays jerseys sky appeared on the scene.

Ji'an city along the Yangtze River Road, can be seen everywhere in the spring willow, everywhere catkins, pedestrian eyes, mouth will touch, very uncomfortable. Let some people worry about is, with catkins also make skin allergies, itching and redness.

confirmed that Shi Jinwen, the past year spring, the garden department will receive a lot about catkins cause skin and respiratory allergic complaints, and even some members of the public suggested within the city of willow cut, put on other species. As for public complaints, the garden department is not a good way, only through the pruning method to reduce the willow.

and Shi Jinwen said, if other species out of willow trees change, must be a huge waste of natural replacement, or cut down in large area will cause the human and financial resources, is also not conducive to the protection of ecological environment.

therefore, the garden department in thinking, whether in the premise of not cut willow, willow catkins by controlling secretion, so as to avoid disturbance to the public.

find way Qiaozhi catkin

in reference to foreign practices, last year Ji'an City Park Department to the city in Cheap Giants jerseys the Ganjiang River Bridge to Jinggangshan along the Yangtze River Road Bridge, Binjiang park on the banks of the willow catkin inhibitor injection. Experts say, catkin inhibitor with transpiration plant spread to all parts of the canopy, inhibit the formation of flower bud of the willow tree, so Cheap Rangers jerseys as to achieve the purpose of controlling the poplar catkins.

Shi Jinwen said: "the experts tell us to inject liquid before flower bud differentiation in willow, willow is in spring flower, that is to say we have a year early injection."

Think

local landscape department, from immediate effect, this practice has been to suppress the purpose of drifting catkins, significantly less than in previous years, and the normal growth of willow and no side effects, to achieve the expected.

from the cost point of view, including labor cost, cost of injection catkin inhibitor, every tree in about 10 yuan or so, manageable. According to the introduction, in the future, Ji'an city garden departments to promote the use of inhibitors of drifting plant products, in order to reduce the adverse effects of urban floating floc plant caused to the public.

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