Synthetical analysis on the disk around orchard present situation of ecological environment, by means of investigating and monitoring ecological environmental factors including atmosphere,natural rain,river and irrigate water, substrate sludge and soil, etc at fruit leaves in Xinjiao Town, Haizhu District, in combination with the present environmental pollution data of Guangzhou City.

According to investigation, there are 427 seed plant species belonging to 60 families and 234 genus in the wild fruit forest in Tianshan Mountain in China, including 9 national key protected plants, 3 rare and endangered plants, 9 autonomous regional key protected plants.

Management of Pinus koraiensis fruit forest and forecasting to the industrial development;

There are three ages of Pinus koraiensis fruit forest after thinning which is 15years old,25years old and 35 years old,three different reserve densities,three repeated samples and seed yielding quantity of these trees was inspected during the 5 years continually.

Reconstruction of dried layer under apple tree plantation at Qujiang in Southern of Xi′an City with plentiful raining year;