China is a populous country
China is a populous country, most plastic flower pot previous research is how to make food production, while China started late landscape, few studies in this area; the same time in the past hxt1tpqr, the tradition of education, school gardens, mainly focused on how to build plant to a U.S. study of effects of plant protection is of more traditional agricultural diseases, insects, weed prevention, very few involve garden. Held each year in the garden of Zhengzhou plant protection technical training courses have been engaged for many years and there were many old comrades garden system also scanty knowledge for plant protection! So the garden with a combination of both organic plant protection imminent.