No chemical fertilizers are used, just organic fertilizer sent straight from the gardens at Castel Gandolfo.

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The manure and non patable parts are used for rainworm pods, producing humus appreciated as the best organic fertilizer and worms, containing all essential amino acids for livestock and aquaculture.

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In 1998, Townsley signed and submitted applications to OMRI to certify his Biolizer XN as a bona fide organic liquid organic fertilizer composed of ocean-going fish and fish byproducts, feathermeal, and water.

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Once the fermentation process that creates the methane is finished, the remaining solid matter, or "digestate" is used as an organic fertilizer for crops that will later be used as feedstock for the animals.

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So, if you want to help the trout stream that runs through your vacation property, Macintosh recommends making the switch to phosphate-free detergent and organic lawn fertilizer.

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