农场利用农作物秸秆作为生物质燃料来发电。

The farm uses crop residues as ___biomass to generate electricity.

这片森林的生物量在过去十年里显著增加。

The ___biomass in this forest has increased significantly over the past decade.

农场使用动物粪便作为生物质燃料来发电。

The farm uses animal waste as ___biomass to generate electricity.