<http://webisa.webdatacommons.org/prov/148765364>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/178562250> .
<http://webisa.webdatacommons.org/178562250>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/202740375>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/178562250> .
<http://webisa.webdatacommons.org/prov/169168226>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/178562250> .
<http://webisa.webdatacommons.org/prov/77513422>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/178562250> .
<http://webisa.webdatacommons.org/178562250>	<http://www.w3.org/ns/prov#value>	"Thanks to the chemical mutagenesis method, more than a hundred varieties of wheat, rice, oats, maize, sunflower and other crops have been obtained." .
<http://webisa.webdatacommons.org/178562250>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<questia.com> .