1. Acevedo E; Hsiao T C; Henderson D W (1971). Immediate and subsequent growth responses of maize leaves to changes in water status. Plant Physiology, 48, 631–636
2. Boyer J S (1968). Relationships of water potential to growth of leaves. Plant Physiology, 42, 213–217
3. Brereton A J; Jones M B; Burke J I (1986). Weather and crop production. In: Climate, Weather and Irish Agriculture (Keane T, ed), pp 134–160. Joint Working Group on Applied Agricultural Meteorology c/o Meteorological Service, Dublin
4. Brereton A J; Keane T (1982). The effect of water on grassland productivity in Ireland. Irish Journal of Agricultural Research, 21, 227–248
5. Doorenbos J; Pruitt W O (1977). Crop Water Requirements. FAO Irrigation and Drainage Paper No. 24. Food and Agriculture Organisation of United Nations, Rome