Journal Article 2 Research Support, Non-U.S. Gov't 2 trait economics Research Support, U.S. Gov't, Non-P.H.S. 1 Review 1 branch order 1 collaboration gradient 1 mehr ... conservation gradient 1 economic gradient 1 functional plant strategies 1 plant size 1 root anatomy 1 root architecture 1 root foraging strategies 1 trade-offs 1 weniger ...