forest belt

Gebang River, 20km in length, is located in the secondary forest belt of virgin forest, it has a reputation of "Jiuzhaigou of Guizhou".

蛤蚌河全长20余公里，为原始森林次生林带，有“贵州九寨沟”之誉。

The content of available phosphorous was higher in main belt and planting belt of non timber product forest and farm forest belt.

速效磷在基干林带、经济林种植带和农田林网土壤中含量较高；

Forests to reduce noise pollution. 40-meter-wide forest belt noise can be reduced 10 to 15 decibels.

树林能减少噪音污染. 40米宽的林带可减弱噪音10—15分贝.

Seen from a distance, the forest belt has a very good shape.

从远处看去, 这条林带有很好的林相.

The main regeneration measures of shelter belts for farms in Three North area of Jilin Province include belt regeneration, full belt regeneration, alternate belt regeneration, overall forest regeneration, regeneration by new forest belt afforestation in front of all belt and regeneration by reforestation.

吉林省三北地区农防林的更新方式主要有半带更新、全带更新、隔带更新、全面更新、加带更新、改带更新。