1,435 Nurul Nadia Binti Ya'akob 2019-08-03 https://books.google.com.my/books?id=qItuDwAAQBAJ&pg=PA13&lpg=PA13&dq=production+for+Hare%27s-foot+Clover+(Trifolium+arvense)&source=bl&ots=R--waP4m5_&sig=ACfU3U1CRDPWpW2Ah7coB6AW3iVElECT2Q&hl=en&sa=X&ved=2ahUKEwj73qurvPHgAhWI8XMBHbL5CFEQ6AEwDnoECAMQAQ#v=onepage&q=production%20for%20Hare's-foot%20Clover%20(Trifolium%20arvense)&f=false Abaye, O. (2019). Common Grasses, Legumes and Forbs of the Eastern United States. Retrieved from https://books.google.com.my/books?id=qItuDwAAQBAJ&pg=PA13&lpg=PA13&dq=production+for+Hare%27s-foot+Clover+(Trifolium+arvense)&source=bl&ots=R--waP4m5_&sig=ACfU3U1CRDPWpW2Ah7coB6AW3iVElECT2Q&hl=en&sa=X&ved=2ahUKEwj73qurvPHgAhWI8XMBHbL5CFEQ6AEwDnoECAMQAQ#v=onepage&q&f=false Revised record 24.9.2019.