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Classification of Carbonate Rocks According to Depositional Textures
- R. J. Dunham
- Geology
- 1962
Three textural features seem especially useful in classifying those carbonate rocks that retain their depositional texture (1) Presence or absence of carbonate mud, which differentiates muddy…
Effect of drought on growth and water use of sugar beet
- K. Brown, A. B. Messem, R. J. Dunham, P. Biscoe
- BiologyThe Journal of Agricultural Science
- 1 December 1987
TLDR
Water use and irrigation
- R. J. Dunham
- Biology
- 1993
The wild ancestors of sugar beet evolved on sea coasts, which may be the underlying reason for the crop’s ability to survive salinity and drought better than most other field crops. With regard to…
Early Vadose Silt in Townsend Mound (Reef), New Mexico: ABSTRACT
- R. J. Dunham
- Geology
- 1963
Vugs, fractures, interstices, and other voids in the Townsend carbonate mound (reef) are floored with internal sediment composed of well sorted calcite silt. Internal sedimentation predates…
Capitan Reef, New Mexico and Texas : facts and questions to aid interpretation and group discussion
- R. J. Dunham, Mineralogists. Permian Basin Section
- Geology
- 1972
The Influence of Soil Water Content on the Uptake of Ions by Roots. I. Soil Water Content Gradients Near a Plane of Onion Roots
- R. J. Dunham, P. Nye
- Biology
- 1 August 1973
Pennsylvanian Conglomerates, Structure, and Orogenic History of Lake Classen Area, Arbuckle Mountains, Oklahoma
- R. J. Dunham
- Geology
- 1955
Detailed mapping of a structurally complex area on the north side of the western Arbuckle Mountains revealed evidence that mountain-making in this part of the mountains did not occur as a single…
RESISTANCE OF THE BUFFALO FLY, HAEMATOBIA IRRITANS EXIGUA (DE MEIJERE), TO TWO SYNTHETIC PYRETHROIDS AND DDT
- H. Schnitzerling, P. Noble, A. Macqueen, R. J. Dunham
- Biology
- 1 February 1982
After 2 years of use, the synthetic pyrethroid fenvalerate failed to control a population of Haematobia irritans exigua from the Mackay district in central coastal Queensland. Dosage mortality tests…
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