excrement的示例

• On a carefully managed pasture, nutrients cycle from soil to plants to animals and through their excrement, to soil.

• However, the study did not include analysis of leachates from leaf litter and direct deposition of invertebrate (and sometimes vertebrate) carcasses and excrement.

• They are attracted to excrement, decaying, putrefying or purulent substances.

• I have found them commonly in human excrement and in a variety of decaying vegetable substances, even in rotting grass.

• It can only be a predator and a scavenger eating dirt, excrement and human flesh.

• In pre-industrial societies urban waste had largely been recycled, with animal and human excrement employed as fertilizer in the surrounding countryside.

• The raven, a master of light, is continuously associated with final products such as soot, excrements, inedible food and human bones.

• Her daughter-in-law remained the only person to bring water and rice gruel three times a day and to clean away her excrement in the evening.

• Barles considers how growing urban centres in the eighteenth and early nineteenth centuries learned to cope with massive volumes of human and animal excrement and contaminated liquids.

• Swammerdam figured what would appear to be the larva of this species as breeding in human excrement.

• Chemical "digestion" was understood as analogous to natural digestion, where beneficial substances were separated from excrement in the human digestive system.

• At the end of the larval feeding period, the insects bore deep into the wood to construct a pupal cell that is plugged with wood fibres and excrement.

• Guano, sea-bird excrement, is a fertiliser that was used by hop and other farmers during and after the second half of the nineteenth century.

• Dog excrement is to be found on pavements everywhere, on the grass where children play, on the beaches and on the piers.

• I want to make it quite clear that all of us are opposed to the direct entry into river or canal water of human excrement.