International research led by Colorado State University suggests that studying root function in tropical forests could improve predictions of climate change. In a study published Feb. 28 in New ...
American Journal of Botany, Vol. 89, No. 1 (Jan., 2002), pp. 12-21 (10 pages) We report on the root system of the large columnar cactus species Pachycereus pringlei to explore the hypothesis that ...