(82ES55) - Serradella Co X N trial. R. Burchell, Myrup. Aim: To determine whether Co or low winter temperatures limit the growth of serradella in winter months. (83ES46) - Serradella N trial. High School block, Neribup. Aim: To test whether dry matter production of serradella and subterranean clover are limited by symbiotic nitrogen fixation in mid winter. (82ES46) - T brachycalycinum burr burial trial. J. Royle, Condingup. Aim: To determine the importance of burr burial for T. brachycalycinum for the formation of burrs and seed
