1. Renewing pastures by direct drilling;Allen,1979
2. Direct Drilling and Reduced Cultivations;Allen,1981
3. Stem-boring Dipterous Larvae as Pests of Direct Drilled Ryegrass;Bentley,1984
4. The replacement of old swards using herbicides and cultibation techniques;Cromack,1978
5. Grassland pests: shoot flies in ryegrass;DANI,1976