![](http://www.alamy.com/thumbs/6/FA0FAEAF-4E81-4FD0-845B-9378A4F6AC71/AE6RWA.jpg)
hay bale in field straw harvest bioethanol,biobutanol,biomass automotive fule enviromentally friendly
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Photo credit: © Positive image / Alamy / Afripics
License: Royalty Free
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Keywords: automotive, bale, biobutanol, bioethanol, biomass, enviromentally, field, friendly, fule, harvest, hay, straw