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Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage

90.92 Standard to be revised

CEN/TC 223

Soil improvers and growing media - Determination of plant response - Part 2: Petri dish test using cress

90.60 Close of review

CEN/TC 223

Soil improvers and growing media - Determination of the aerobic biological activity - Part 1: Oxygen uptake rate (OUR)

60.60 Standard published

CEN/TC 223

Soil improvers and growing media - Determination of the aerobic biological activity - Part 2: Self heating test for compost

90.93 Standard confirmed

CEN/TC 223

Soil improvers and growing media - Determination of temperature-time profiles during composting and digestion

60.60 Standard published

CEN/TC 223

Soil improvers and growing media - Vocabulary and labelling

00.60 Close of review

CEN/TC 223

Soil improvers and growing media - Sampling

00.60 Close of review

CEN/TC 223

Soil improvers and growing media - Determination of pH

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Determination of electrical conductivity

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Determination of organic matter content and ash

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Sample preparation - Part 1: Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory bulk density

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Sample preparation - Part 2: Sample preparation for microbiological examination

40.10 harmonizedStageCodeLabel.40.10

CEN/TC 223

Soil improvers and growing media - Extraction of aqua regia soluble elements

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method

20.60 Close of comment period

CEN/TC 223

Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method

20.60 Close of comment period

CEN/TC 223

Pre-shaped growing media - Determination of the dimensions measured and bulk density

40.60 Close of voting

CEN/TC 223

Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage

00.60 Close of review

CEN/TC 223