id	keyword
american_scientific_journal-745	wind
american_scientific_journal-745	soil
american_scientific_journal-745	m3.ha-1
american_scientific_journal-745	mill
american_scientific_journal-745	olives
american_scientific_journal-745	wastewaters
american_scientific_journal-745	erosion
american_scientific_journal-745	velocity
american_scientific_journal-745	size
american_scientific_journal-745	roughness
american_scientific_journal-745	surface