vegetational造句
regionsrichinvegetalproducts;vegetationalcover;thedecayingvegetativelayercoveringaforestfloor.Thispaperdiscussestheprincipleandbasis,thesystemandunitofvegetationalclassificationinPingtancounty.Thehabi...
regionsrichinvegetalproducts;vegetationalcover;thedecayingvegetativelayercoveringaforestfloor.Thispaperdiscussestheprincipleandbasis,thesystemandunitofvegetationalclassificationinPingtancounty.Thehabi...