grassland harrow
grasslands national park
Большой англо-русский словарь:
grassland
имя существительное
сенокосное угодье; луг, пастбище
Merriam-Webster's Collegiate Dictionary:
grassland
noun
Date:
1682
1.
farmland occupied chiefly by forage plants and especially grasses
2.
a.
land on which the natural dominant plant forms are grasses and forbs
b.
an ecological community in which the characteristic plants are grasses