| Shade stress and turfgrass culture
| Wilkinson, James F. 1974. Ohio Turfgrass Conference Proceedings. p. 83-88.
| More | 111325 |
| Scald and heat stress and their prevention
| Martin, David P. 1974. Ohio Turfgrass Conference Proceedings. p. 88-90.
| More | 111326 |
| Environmental stress and disease
| Cole, Herbert Jr. 1974. Ohio Turfgrass Conference Proceedings. p. 91-92.
| More | 111327 |
| Winter injury - causes and prevention
| Duff, D. Thomas. 1974. Ohio Turfgrass Conference Proceedings. p. 93-95.
| More | 111328 |