As used in this title:

1. “Compost” means the biologically stable humus-like material derived from composting or the aerobic, thermophilic decomposition of organic matter.

Terms Used In N.Y. Environmental Conservation Law 17-2101

2. “Fertilizer” means the same as “specialty fertilizer” as defined in section one hundred forty-three of the agriculture and markets law.
3. “Lawn” or “non-agricultural turf” means any non-crop land area that is covered by any grass species. Lawn or non-agricultural turf does not mean flower or vegetable gardens, pasture, hayland, trees, shrubs, turf grown on turf farms, or any form of agricultural production.
4. “Phosphorus fertilizer” means fertilizer in which the available phosphate (P205) content is greater than 0.67 percent by weight, excluding compost.