| The path towards the Ontario ban
| Gathercole, William H.; G., Norah. 2008. Turf & Recreation. September/October. 21(6): p. 22, 24, 26, 28-30, 32.
| More Keywords | 141466 |
| The legacy of Rachel Carson
| Gathercole, William H.; Well, Norah G. 2008. Turf & Recreation. April/May. 21(3): p. 26, 28, 30, 32, 34, 36, 38, 40.
| More Keywords ↔ | 139457 |
| DDT and our world of politicized science
| Gathercole, William H.; Gilbert, Jenny. 2007. Turf & Recreation. July/August. 20(5): p. 7-9, 132-133.
| More Keywords ↔ | 136272 |
| [Turfgrass history in 1986, 1966 and 1946]
| Gathercole, William H.; Gilbert, Jenny. 2006. Turf & Recreation. June. 19(4): p. 18-23.
| More | 112187 |
| Boron as a plant nutrient element
| Gathercole, William H.; Gilbert, Jenny. 2006. Turf & Recreation. March. 19(2): p. 22, 24, 26-27, 30-32.
| More Keywords | 113083 |
| The status of 2,4-D in North America
| Gathercole, William H.; Gilbert, Jenny. 2005. Turf & Recreation. April/May. 18(3): p. 49-51, 53-56.
| More | 104424 |
| Winter injury and freeze-thaw of turfgrasses
| Gathercole, William H.; Gilbert, Jenny. 2004. Turf & Recreation. November/December. 17(7): p. 30-32, 34, 36.
| More Keywords | 99912 |
| The snow mould diseases
| Gathercole, William H.; Gilbert, Jenny. 2004. Turf & Recreation. November/December. 17(7): p. 36, 40, 43-44, 66-67.
| More Keywords | 99915 |
| Sprayable fertilizers used on turf and ornamentals
| Gathercole, William H.; Gilbert, Jenny. 2004. Turf & Recreation. April/May. 17(3): p. 14, 16, 18, 20, 22-23.
| More | 95390 |
| [Potassium and nitrogen]
| Gathercole, William H.; Gilbert, Jenny. 2004. Turf & Recreation. January/February. 17(1): p. 63-66.
| More Keywords ↔ | 93641 |
| [Solutions to cold temperature winter-kill]
| Gathercole, William H.; Gilbert, Jenny. 2003. Turf & Recreation. November/December. 16(7): p. 42, 47-49.
| More Keywords ↔ | 92604 |
| Characteristics of slow-release granular nitrogen
| Gathercole, Bill. 2000. Turf & Recreation. April/May. 13(3): p. 28, 30-31, 34-35, 37-38.
| More Keywords | 65736 |
| Soil audit and soil testing
| Gathercole, Bill. 2000. Turf & Recreation. March. 13(2): p. 29-30, 32, 34.
| More Keywords | 65466 |
| Irrigation and other related practices
| Gathercole, Bill. 2000. Turf & Recreation. January/February. 13(1): p. 26-28.
| More Keywords | 64038 |
| Purchasing strategies for the turf manager
| Gathercole, Bill. 1999. Turf & Recreation. November/December. 12(7): p. 40, 42.
| More Keywords | 63206 |
| Fertilizer survey results on golf courses
| Gathercole, Bill. 1999. Turf & Recreation. September/October. 12(6): p. 38-39.
| More Keywords | 62743 |