New Draft Regulations on Organic Production (October 2001)

ANNEXURE I: Substances for use in soil fertilizing and conditioning

 

SUBSTANCE

DESCRIPTION;  COMPOSITIONAL REQUIREMENTS;  CONDITIONS OF USE

Farmyard and poultry manure

Products comprising a mixture of animal excre­ments and vegetable matter (animal bedding).

Need recognised by certifying organisation if not sourced from organic production systems.

Indication of animal species.

Coming from extensive husbandry only.

Slurry or urine (not from human origin)

If not from organic sources, need recognised by certifying organisation.  Use after controlled fer­mentation and/or appropriate dilution. "Factory" farming sources not permitted.

Indication of animal species.

Composted animal excrements, including poultry manure

"Factory" farming sources not permitted.

Need recognised by the certifying organisation.

Indication of animal species.

Dried farmyard manure and dehydrated poultry manure

Need recognised by the certifying organisation.

Indication of animal species.

Coming from extensive husbandry only.

Guano

Need recognised by the certifying organisation.

Straw

Need recognised by the certifying organisation.

Composts from spent mushroom & dejecta of worms and insects (vermiculture substrates)

The initial composition limited to products on this list.

Composts from organic household refuse

Organic vegetable and animal waste separated from household waste.

Need recognised by the certifying organisation.

Maximum concentrations in mg/kg of dry matter:  Cadmium:  0,7;  Copper:  70;  Nickel:  25;  Lead:  45;  Zinc:  200; Mercury:  0,4;  Chromium (total):  70;  Chromium (VI):  0(*)

(*) limit of determination

Composts from plant residues

Need recognised by the certifying organisation.

Processed animal products from slaughterhouses & fish industries:

-    blood meal

-    hoof meal

-    horn meal

-    bone meal or degelatinized bone meal

-    fish meal

-    meat meal

-    feather, hair and "chiquette" meal

-          wool

-          fur

 

 

-          hair

-          dairy products

Need recognised by the certifying organisation.

 

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Maximum concentration in mg/kg of dry matter of Chromium (VI):0 (*)

(*) limit of determination

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SUBSTANCE

DESCRIPTION:  COMPOSITIONAL REQUIREMENTS:  CONDITIONS OF USE

By-products of food & textile industries

Not treated with synthetic additives.

Need recognised by the certifying organisation.

 

Seaweeds and seaweeds products

Need recognised by certifying organisation.

Directly obtained by --

-     physical processes;

-     extraction with water or acid and/or alkaline solution;

-     and fermentation.

Sawdust, bark and wood waste

From wood not chemically treated after felling.

Wood ash

From wood not chemically treated after felling.

Natural phosphate rock

Need recognised by certifying organisation.

Cadmium should not exceed 90 mg/kg of P205.

Basic slag

Need recognised by the certifying organisation.

Rock potash, mined potassium salts (e.g. Kainite, sylvinite)

Need recognised by the certifying organisation.

Potassium sulphate, possibly containing magnesium salt

Obtained by physical procedures but not enriched by.

Need recognised by the certifying organisation.

Derived from crude potassium salt.

Calcium carbonate of natural origin (e.g. Chalk, marl, maerl, limestone, phosphate chalk)

-

Magnesium and calcium carbonate of natural origin (e.g. magnesian chalk, ground magnesium limestone)

-

Epsom salt (magnesium-sulphate)

-

Gypsum (calcium sulphate)

Only of natural origin

Stillage and stillage extract

Ammonium stillage excluded.

Sodium chloride

Only mined salt.

Need recognised by certifying organisation.

Aluminium calcium phosphate

Cadmium should not exceed 90 mg/kg of P2O5.

Use limited to basic soils (pH > 7,5)

Trace elements (e.g. Boron, copper, iron, manganese, molybdenum, zinc)

Need recognised by certifying organisation.

Sulphur

Need recognised by certifying organisation.

Stone meal

-

Clay (e.g. Bentonite, vermiculite, perlite, zeolite)

-

Naturally occurring biological organisms (e.g. Worms)

-

Peat

Excluding synthetic additives; permitted for seed, potting module composts (Limited to hor­ticulture).

Calcium chloride solution

Need recognised by the certifying organisation.

Foliar treatment of apple trees after identification of deficit of calcium.

By-products of industries processing ingredients from organic agriculture

Need recognised by certifying organisation.