化肥的缺点英文作文 化肥的优缺点

英语作文农田施用化肥的弊端 急用 快！！！！

Adhere to the scientific development, low-carbon life

With the changing times, science and technology is also risen: into the clouds building, Benz car… However, when we enjoy fruitful achievements in science and technology, also should consider to build a low carbon life.

To introduce what call low carbon life. Low carbon life, just as its name implies, reduce the amount of carbon in the air. When life is actually refers to that the water consumption, electricity, gas, wait for essential to life energy to try to reduce use. It can reduce the pollution of the atmosphere, slow ecological deteriorating.

I have come out, come on the edge of the river salt “eco-industrial park” do a survey of small cars. “The car so many!” See roadside is pedestrians and vehicles are so-called patrol car. Suddenly, a big truck roared, casual, I ate a mouthful of dust. It was not anger, is the car exhaust fumes straight cough. I was angry, still have a bit sorry walk home, the hydrophilic mountain, picturesque earth where have you been? ! Back home, I find the material, really scary! Air 20.93% part is 0.03% oxygen is carbon dioxide, once part of the carbon dioxide to:

The 2.5 % hours without any symptoms.

3 % unconscious breathing increase,

Local stimulating symptoms 4.0 %,

6.0 percent increase in breathing,

8.0 % difficulty breathing,

10.0 percent of consciousness, soon leads to death,

Median % after a few seconds paralysis, the heart stops beating!

Speak so much about low-carbon life and importance, then everyone knows how a low-carbon life? You may think, low-carbon life difficult, actually otherwise. Society, as long as everyone take one step, the earth would be a big progress! Pick up curved waist, paper, reduce energy usage, the environmental protection is to make great contribution!

Adhere to the scientific development, low-carbon life, let us toward this goal!

英语作文 使用化肥的弊端 急急急

Inorganic fertilizers use nutrients that are commonly found in soil and plants, just in higher amounts. These fertilizers are convenient in that the proper combination of nutrients have been premixed, so all you have to do is sprinkle the substance on your lawn or plants and watch them grow. They also tend to work more quickly than organic fertilizers.

Because inorganic fertilizers are applied on top of the soil, they may end up in a storm drain and get into the drinking water. According to a study done in 1999, nitrate, a commonly used fertilizer, can cause endocrine, immune and nervous system malfunctions. Ingesting fertilizer from the bag can cause death, especially in children and pets, so be cautious when using the product around them. Reproductive problems have also been linked to fertilizer poisoning.

英语作文 使用化肥的弊端 急

the negative side of using fertilizer the disadvantage of using fertilizerthe side effection of using fertilizerthe bad influency of using fetilizerthe bad result caused by using fertilizer the fault …