00418    a2200157   4500001000700000003000400007005001700011008004100028082001600069100002000085245007100105260003800176300001000214700001400224700002200238131897OSt20211005155946.0                                          a577.3bP42F1 aPerry, David A.1 aForest ecosystemscby David A. Perry, Ram Oren and Stephen C. Hart  aMarylandbThe john hopekinsc2008  a606p.  aOren, Ram  aHart, Stephen C.