Lignende værker: Toward Insect-Pest-Management in southern pine seed orchards with emphasis on the biology of Tetyra bipunctata <Hem., Pentatomidae> and the pheromone of Dioryctria clarioralis <Lep., Pyralidae>.
- Survival and control of viability of seeds with special emphasis on tropical species.
- Beitrag zur Systematik der Gattung Mecidea Dallas 1851 (Hem.het.pentatomidae).
- Beitrag zur Systematik der Gattung Globiceps Lep. et Serv. 1825 (Hem. Het. Miridae)
- Study of seed production, seed identification and seed germination of Chenopodium spp.
- HALLIWELL, James Orchard
- HAYS, William Orchard