JacklinFleenor696

出典: くみこみックス

Land is a mixture of plant material, mineral or animal form in a very long process, it may take thousands of years. The soil is necessary for the growth of most plants and essential for all agricultural production. soil pollution is the accumulation of toxic chemicals, salts, pathogens (disease causing organisms), or radioactive materials, heavy metals can affect plant and animal life.

Irrational methods of soil management have seriously degraded the quality of, caused land pollution and accelerated erosion. Treating the soil with chemical fertilizers, pesticides and fungicides kill beneficial organisms such as bacteria, fungi and other microorganisms. http://landpollution.eu/, farmers cultivated strawberries in California soil disinfected with methyl bromide to kill organisms that could affect strawberries.