1. Regulation of grass seed germination under fluctuating moisture regimes;Allen,1993
2. Allen , P. S. S. B. Debaene-Gill S. E. Meyer Regulation of germination timing in facultative fall-emerging grasses Proceedings of the Symposium on Ecology, Management, and Restoration of Intermountain Annual Rangelands, Boise, ID, 17-21 May 1992 USDA Forest Service Intermountain Research Station Ogden, UT
3. A system for controlling water potential in seed germination research;Allen;Hort-Science,1992
4. Physiology and Biochemistry of Seeds in Relation to Germination