Long-term variability of litterfall nitrogen and phosphorus in a tropical dry forest of Mexico Guillermo N. Murray Tortarolo, Universidad Nacional Autónoma de México;
Victor J. Jaramillo, Centro de Investigaciones en Ecosistemas, Universidad Nacional Autónoma de México;
Angelina Martinez-Yrizar, Instituto de Ecologia, Universidad Nacional Autonoma de Mexico;
Maribel Nava-Mendoza, Centro de Investigaciones en Ecosistemas, Universidad Nacional Autonoma de Mexico
Hemlock woolly adelgid resistance in naturally-occurring eastern hemlocks L. Radville, University of Rhode Island;
L. Ingwell, University of Rhode Island, University of Idaho;
R. Casagrande, University of Rhode Island;
B. Maynard, University of Rhode Island;
E. Preisser, University of Rhode Island