1.   A second explanation is that antibiotic production is rooted in the plant material that is the food source.

2.   Animals depend on plant material for food.

3.   Another similar material is the partly rotted plant material in garden compost heaps.

4.   Each time any plant material was harvested, it was laboriously weighed and recorded by the biospherians.

5.   For details of plant material, growth conditions and electrical recording methods, see ref.

6.   Gooey and black, the muck is full of Decaying plant material.

7.   However, a real plant will be constrained by the amount of already existing plant material and its needs.

8.   Orfe are ideal inhabitants for a planted pond, as they only eat small amounts of plant material.

9.   Soil bacteria and fungi live by digesting and recycling dead plant material such as leaves and seed cases.