Displaying 1 - 3 of 3
Figueroa-Rangel, Willis, Olvera-Vargas
Key questions for understanding the resilience and variability of Mexican Neotropical cloud forest assemblages in current and future climate change include: How have human disturbances and climate change affected the dynamics of the cloud forest…
Type: Document
Year: 2010
Virah-Sawmy, Willis, Gillson
Aim There remains some uncertainty concerning the causes of extinctions of Madagascar's megafauna. One hypothesis is that they were caused by over-hunting by humans. A second hypothesis is that their extinction was caused by both environmental…
Type: Document
Year: 2010
Galinat, Ruppe
Another large and significant collection of prehistoric maize cobs (Zea Mays L.) with Tripsacoid characteristics that are indicative of introgression from either Tripsacum spp. or its maize derivative, teosinte (Zea mexicana Reeves and Mangelsdorf…
Type: Document
Year: 1961