Assertion: legume's use | /r/HasProperty | recommended for bitter vetch
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Source sentences:
text: For bitter vetch (V. ervilia) which, among these species, has the biggest cultivated area in Spain and of which selected varieties exist, the use of herbicides (alachlore + linuron, metholachlore + promethrin, cynazine or metazole) is recommended, as is harvesting with a cereal harvester during the first hours of the morning and harvesting only in one direction to avoid the problem of grain loss.