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NF U44-314 ; NF EN 15761:2010-02-01
Pre-shaped growing media - Determination of length, width, height, volume and bulk density
Edition
2010-02-01
FD U44-311 ; FD CR 13455:2001-10-01
Soil improvers and growing media - Guidelines for the safety of users, the environment and plants
Edition
2001-10-01
NF U44-303 ; NF EN 13651:2002-07-01
Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients
Edition
2002-07-01
NF U44-310-2 ; NF EN 13654-2:2002-07-01
Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
Edition
2002-07-01
NF U44-310-1 ; NF EN 13654-1:2002-07-01
Soil improvers and growing media - Determination of nitrogen - Part 1: modified Kjeldahl method
Edition
2002-07-01
NF U44-925 ; NF EN 17925:2024-03-13
Soil improvers and growing media - Determination of temperature-time profiles during composting and digestion
Edition
2024-03-13
SN EN 15238
Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm
Edition
2022-11
SN EN 16086-1
Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage
Edition
2012-01
SN EN 16086-2
Soil improvers and growing media - Determination of plant response - Part 2: Petri dish test using cress
Edition
2012-01
SN EN 16087-2
Soil improvers and growing media - Determination of the aerobic biological activity - Part 2: Self heating test for compost
Edition
2012-01
