1. Allen, E.B. and Allen, M.F. 1986. Water relations of xeric grasses in the field: interactions of mycorrhizas and competition. New Phytol. 104: 559–571.
2. Allen, M.F. 1982. Influence of vesicular-arbuscular mycorrhizae on water movement through Bouteloua gracilis ( H.B.K.) Lag ex Steud. New Phytol. 91: 191–196.
3. Allen, M.F. and Boosalis,M.G. 1983. Effects of two species of VA mycorrhizal fungi on drought tolerance of winter wheat. New Phytol. 93: 67–76.
4. Allen, M.F., Moore, T.S. Jr. and Christensen, M. 1980. Phytohormone changes in Bouteloua gracilis infected by vesicular-arbuscular mycorrhizae. I. Cytokinin increases in the host plant. Can J. Bot. 58: 371.
5. Allen, M.F., Moore, T.S. Jr. and Christensen, M. 1982. Phytohormone changes in Bouteloua gracilis infected by vesicular-arbuscular mycorrhizal fungi. II. Altered levels of gibberellin-like substances and abscisic acid in the host plant. Can J. Bot. 60: 468–471.