Agrostology (from Greek , [sometimes graminology, is the scientific study of the true grass]es (the family [[Poaceae). The grasslike species of the sedge family (Cyperaceae), the rush family (Juncaceae), and the bulrush or cattail family (Typhaceae) are often included with the true grasses in the category of graminoid, although strictly speaking these are not included within the study of agrostology.

1. Agrostology is essential for improving crop yields and managing grassland ecosystems.
   禾草學(xué)對于提高作物產(chǎn)量和管理草地生態(tài)系統(tǒng)至關(guān)重要。
2. Many agrostologists study the impacts of climate change on grass species.
   許多禾草學(xué)家研究氣候變化對草類物種的影響。