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BSI PD CEN/TS 17700-5:2022

BSI PD CEN/TS 17700-5:2022

$102.76

Plant biostimulants. Claims – Determination of availability of confined nutrients in the soil or rhizosphere

Published By Publication Date Number of Pages
BSI 2022 16
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The claim described in this document concerns the improvement of availability of confined nutrients in the soil or rhizosphere by a plant biostimulant. This document is aimed primarily at manufacturers, laboratories, researchers, technical centres, companies that will put the products on the market, notifying authorities, notified bodies, and market surveillance authorities.

PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
3 Terms and definitions
8 4 Terminology of the claims
4.1 Claims
5 Assessment markers to validate the claim
5.1 General considerations for markers measurements
5.2 Soil or rhizosphere markers
5.2.1 Soil sample preparation
9 5.2.2 Available soil nutrient determination
5.3 Plant markers
5.3.1 Plant sample preparation
5.3.2 Plant nutrient determination
10 6 Specifications for the performance of the trials
6.1 General specifications
6.2 Trial design
6.2.1 General
6.2.2 Timetable of measurements
11 Annex A (informative)Methods to measure the nutrient availability in soil or rhizosphere
12 Annex B (informative)Digestion and analysis of plant samples
B.1 Example of procedure for the digestion of plant samples
B.2 Example of methods for plant nutrient analysis
13 Annex C (informative)Triangle of soil texture

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BSI PD CEN/TS 17700-5:2022
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