Natural grasslands, woodlands and shrublands; Land development with sown pastures for animal production; Plant improvement and seed production; Plant nutrition and soil fertility; Physiology of pasture and forage plants; Pasture and forage production and ecology; Pastures and forages in animal nutrition; Management and use of pastures and forage crops.
![Near East, South Asia, and Africa Regional Public Administration Conference, Tehran, Iran, September [!] 14-19, 1956](https://books.google.com/books/content/images/frontcover/t-HnAAAAMAAJ)
