?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Henry+Doubleday+Research+Association+(HDRA)%3A+Sustainable+Organic+Vegetable+Systems+Network&rft.subject=+Vegetables&rft.description=A+network+of+10+farms+with+organic+field+vegetable+production%2C+agronomic+and+economic+performance+monitored%2C+on-farm+innovation+supported+and+documented+(DEFRA+OF+0340).&rft.type=Research+facility+description&rft.type=NonPeerReviewed&rft.identifier=%7BFacility%7D+HDRA%3A+Henry+Doubleday+Research+Association+(HDRA)%3A+Sustainable+Organic+Vegetable+Systems+Network.+Facility+Leader(s)%3A+Rosenfeldt%2C+A%2C+Henry+Doubleday+Research+Association.+More+information+online+at+%3Chttp%3A%2F%2Fwww.hdra.org.uk+%3Chttp%3A%2F%2Fwww.hdra.org.uk%3E%3E.&rft.relation=http%3A%2F%2Forgprints.org%2F6683%2F