"For example, green turtles feed on sea grass, so they bring the balance between the sea grass ecosystem and also the other species that are existing in the sea grass ecosystem.

VOA: standard.2010.07.15

Patient crossbreeding created a variety, called braquiarinha in Brazil, which produced 20-25 tonnes of grass feed per hectare, many times what the native cerrado grass produces and three times the yield in Africa.

ECONOMIST: Brazilian agriculture

They sometimes barter, trading milk and cow dung for grass to feed their livestock.

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The prairie had to be covered in new spring grass to feed and support your team of oxen.

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