1. Grass varieties in the United States. Agriculture handbook;Alderson,1994
2. Regulation of germination timing in facultatively fall-emerging grasses;Allen,1994
3. Arriba western wheatgrass;Anonymous,1977
4. Merits of native and introduced Triticeae grasses on semiarid rangelands;Asay;Canadian Plant Science,2001
5. Interplay between competition and evolution in invaded and native plant communities;Atwater,2012