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AUTHORS (1-5 of 5)
Clayden B
1
Mark
  The classification of some British soils according to the comprehensive system of the United States
Ragg, J.M.
Harpenden : Soil Survey, 1973.  
1973
BOOK
LOCATION SHELVED AT LOAN TYPE STATUS
 BJL 3rd Floor  S 598.5 A1 R1  8 WEEK LOAN  AVAILABLE
2
Mark
  Criteria for differentiating soil series
Clayden, B.
Harpenden : Soil Survey, 1984.  
1984
BOOK
LOCATION SHELVED AT LOAN TYPE STATUS
 BJL 3rd Floor  S 591 C6  8 WEEK LOAN  AVAILABLE
3
Mark
  Soils of the Exeter district : sheets 325 and 339.
Clayden, B.
Harpenden : Rothamstead Experimental Station, 1971.  
1971
BOOK
LOCATION SHELVED AT LOAN TYPE STATUS
 BJL 3rd Floor  S 598.5 M53 E9  8 WEEK LOAN  AVAILABLE
4
Mark
  Soils of the middle Teign Valley district of Devon.
Clayden, B.
Harpenden : Agricultural Research Council, 1964.  
1964
BOOK
LOCATION SHELVED AT LOAN TYPE STATUS
 BJL 3rd Floor  S 598.5 A27 B9(1)  8 WEEK LOAN  AVAILABLE
5
Mark
  Soils of the middle Teign Valley district of Devon.
Clayden, B.
Harpenden : Agricultural Research Council, 1964.  
1964
BOOK
LOCATION SHELVED AT LOAN TYPE STATUS
 BJL 3rd Floor  S 598.5 A27 B9(1)  8 WEEK LOAN  AVAILABLE
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