Resh, H.M. 1976. Hydroponic backyard greenhouses.  Proc. 4th Int. Congress on Soilless Culture, Las Palmas, Oct. 25 - Nov. 1, 1976.

Resh, H.M. 1976. A comparison of tomato yields, using several hydroponic methods.  Proc. 4th Int. Congress on Soilless Culture, Las Palmas, Oct. 25 – Nov. 1, 1976.

Resh, H.M. 1979. The international status of hydroponics.  Proc. 1st Annual Conf. of the Hydroponic Soc. of America, Oakland, CA, Oct. 20, 1979.

Resh, H.M. 1988. Waterculture systems.  Proc. 9th Annual Conf. of the Hydroponic Soc. of America, San Francisco, CA, April 22-24, 1988.

Resh, H.M. 1990. A world of soilless culture.   Proc. 11th Annual Conf. of the Hydroponic Soc. Of America, Vancouver, B.C., March 30 – April 1, 1990.

Resh, H.M. 1993. Outdoor hydroponic watercress production.  Proc. 14th Annual Conf. of the Hydroponic Soc. of America, Portland, OR, April 8 – 11, 1993.

Resh, H.M. 1996.  Cultivo en lana de roca.  Curso Taller Int. de Hidroponia, Lima, Peru, 25 – 29 Marzo 1996:  67-76.

Resh, H.M. 1996. El sistema de subirrigacion en grava y arena.  Curso Taller Int. de Hidroponia, Lima, Peru, 25 – 29 Marzo 1996:  105-112.

Resh, H.M. 1996. NFT y cultivos en agua.  Curso Taller Int. de Hidroponia, Lima, Peru, 25 –29 Marzo 1996:  139-154.