Forsog med sorter af almindelig rajgraes, rod svingel, lav timothe, almindelig hvene og engrapgraes til plaene 1974-77 | Research with varieties of common ryegrass, red fescue, low timothy, common bentgrass, and meadow grass for lawns, 1974-1977 [Lolium, Festuca rubra, Phleum, Agrostis, Poa pratensis] | Research with varieties of common ryegrass, red fescue, low timothy, common bentgrass, and meadow grass for lawns, 1974-1977

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