Among living organisms, there are some major patterns of stoichiometry. Looking first at autotrophs, the food web base, we find that there is large variability in their elemental composition ...

1. The cycling of nutrients in litterfall is considered a key mechanism in the maintenance of tropical forest fertility but its importance has rarely been quantified experimentally. 2. We carried out ...

In the opposite case, where light is relatively less available compared to nutrients, the base of the food web is relatively P rich. The significance of this relationship lies in the fact that the ...