ALIEN PLANTS IN GREAT BASIN

[41] The influence of continued heavy grazing and of promiscuous burning on spring-fall ranges in Utah [J]. ECOLOGY, 1932, 13 : 159 - 171

[42] CAUSES AFFECTING CHANGE AND RATE OF CHANGE IN A VEGETATION OF ANNUALS IN IDAHO [J]. ECOLOGY, 1951, 32 (01) : 53 - 72

[43] PIEMEISEL RL, 1938, 654 US DEP AGR TECH

[44] PIEMEISEL RL, 1932, 229 US DEP AGR CIRC

[45] PIEMEISEL RL, 1945, 739 US DEP AGR CIRC

[46] PLATT L, 1946, 668 OR AGR EXT SER B

[47] Robertson Joseph H., 1945, NORTHWEST SCI, V19, P58

[48] Sauer Carl O., 1956, MANS ROLE CHANGING F, V1, P49

[49] Stebbins G., 1950, VARIATION EVOLUTION

[50] STEBBINS GL, 1957, AM NAT, V91, P332

[41] The influence of continued heavy grazing and of promiscuous burning on spring-fall ranges in Utah [J]. ECOLOGY, 1932, 13 : 159 - 171

[42] CAUSES AFFECTING CHANGE AND RATE OF CHANGE IN A VEGETATION OF ANNUALS IN IDAHO [J]. ECOLOGY, 1951, 32 (01) : 53 - 72

[43] PIEMEISEL RL, 1938, 654 US DEP AGR TECH

[44] PIEMEISEL RL, 1932, 229 US DEP AGR CIRC

[45] PIEMEISEL RL, 1945, 739 US DEP AGR CIRC

[46] PLATT L, 1946, 668 OR AGR EXT SER B

[47] Robertson Joseph H., 1945, NORTHWEST SCI, V19, P58

[48] Sauer Carl O., 1956, MANS ROLE CHANGING F, V1, P49

[49] Stebbins G., 1950, VARIATION EVOLUTION

[50] STEBBINS GL, 1957, AM NAT, V91, P332