In the stage of the biologicalreclamation, I have studied the soil improvement method, the planted forest technology and the farming and forestry multiplexed system.
而生物复垦阶段则研究了覆土改良方法、人工林技术和农林复合系统。
2
BiologicalReclamation refers to the use of biological, and other technical measures to restore soil fertility and biological productivity, and establish a stable layer of plant activities.
生物复垦是指采用生物等技术措施恢复土壤肥力和生物生产能力，建立稳定植物层的活动。
3
The problems faced by wetland are poldering reclamation, water pollution, eutrophication, water and soil loss, excessive utilization of biological resource due to history and human being.