He based his hypothesis on a statement made by a dairymaid.
I would not take my word on this but i do think that, that is TRUE.
<h2>ecosystem services provided by biodiversity, such as nutrient cycling, carbon sequestration, pest regulation and pollination, sustain agricultural productivity. Climate change and other stresses have the potential to make major impacts on key functions, such as pollination and pest regulation services.</h2><h2 />
