81. Soil quality. Biological methods. Effects of pollutants on soil fauna. Effects of pollutants on earthworms. Guidance on the determination of effects in field situations Part 4.2.3, (15th June 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
82. Soil quality. Biological methods. Effects of pollutants on soil flora. Method for the measurement of inhibition of root growth Part 4.3.1, (15th March 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
83. Soil quality. Chemical methods. Determination of dry matter and water content on a mass basis by a gravimetric method Part 3.1, (15th March 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
84. Soil quality. Chemical methods. Determination of organic and total carbon after dry combustion (elementary analysis) Part 3.8, (15th October 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
85. Soil quality. Chemical methods. Determination of pH Part 3.2, (15th February 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
86. Soil quality. Chemical methods. Determination of phosphorus. Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solution Part 3.6, (15th April 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
87. Soil quality. Chemical methods. Determination of the potential cation exchange capacity and exchangeable cations using barium chloride solution buffered at pH = 8.1 Part 3.12, (15th February 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
88. Soil quality. Chemical methods. Determination of the specific electrical conductivity Part 3.4, (1st July 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
89. Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method Part 3.7, (15th October 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
90. Soil quality. Chemical methods. Extraction of trace elements soluble in aqua regia Part 3.9, (15th October 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗