搜索结果: 1-1 共查到“森林土壤学 wetlands”相关记录1条 . 查询时间(0.063 秒)
Johanns Announces Conservation Agreement With Arkansas to Restore Forests and Wetlands for Wildlife
soil erosion tree forests
2007/1/30
WASHINGTON, Jan. 29, 2007 -- Agriculture Secretary Mike Johanns today announced a $9.4 million conservation partnership with Arkansas Governor Mike Beebe to restore more than 6,000 acres of hardwood t...