forestation造句怎麼寫

As a traditional forestation method, closing the land for reforestation has experienced four phases of establishment, shrinkage, restoration and stabilization.

The method and device for forestation by fixing dry sand and the water container are convenient for promotion, has favorable effect and can be recycled.

The species decision model for the forestation in Taihang Mountain Area has been established by using the multi-objective fuzzy decision method.

The results showed that the three factors(gale, blow sand and drought) affect the success of forestation on sandy wasteland at wind gap district;

in industrial and mining areas, in the land used by government authorities and schools, in the barracks of troops and in the areas managed by farms, pasture lands and fishing banks, the relevant organizations shall be responsible for forestation.

The Three North Shelterbelt is a forestation undertaking.

The result indicated that the survival rate of Karist's forestation was higher than the conventional forestation. The survival rate of 3 annual arborviate was above 93%.

Due to prosperous root system and high survival rate, transplants were applied widely in forestation.

alongside the railways, roads, rivers, lakes and reservoirs, various competent authorities shall organize forestation according to local conditions;

The effects of 3 new forestation materials on the improvement of survival rates were observed by the application of them in the islands of Daishan.

In this paper, the importance of artificial forestation in the grassland is tried to be discussed from the change of soil property and the action of wind erosion and sedimentary sand.

Nowadays, the disturbing factors mainly include tourism, trampling and forestation.

Forestry operation and production includes seedling, forestation, operation management, protection, forest harvesting and renewal and forest product processing, etc.

These types of forestation models are the developing orientation of the removal land from cultivation for afforestation project and forestry ecological project.

Our school opened an exhibition to plant trees the activity of forestation.

The experimental result is conducted vague analysis under the condition of 3 levels from each of factors, which are forestation time, way of preparing soil, depth of sowing, seed processing.

Liriodendron Chinese is a superior virescence forestation specie, also a paper pulp-making and veneer-making specie in south China.