91. Soil quality. Chemical methods. Pretreatment of samples for physico-chemical analyses Part 3.5, (15th February 1995) 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) ↗
92. Soil quality. Determination of abundance and activity of soil microflora using respiration curves. (21st May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
93. Soil quality. Determination of carbonate content. Volumetric method. (30th June 2014) 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) ↗
94. Soil quality. Determination of dehydrogenases activity in soils. Method using triphenyltetrazolium chloride (TTC) Part 1, (12th November 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
95. Soil quality. Determination of mineral oil content. Method by infrared spectrometry and gas chromatographic method. (15th September 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
96. Soil quality. Determination of organochlorine pesticides by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD). (18th January 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
97. Soil quality. Determination of particle size distribution in mineral soil material. Method by sieving and sedimentation. (28th April 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
98. Soil quality. Determination of potential nitrification and inhibition of nitrification. Rapid test by ammonium oxidation. (27th May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
99. Soil quality. Determination of redox potential. Field method. (4th August 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
100. Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method Part 2, (4th August 2021) 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) ↗