ACKNOWLEDGEMENTS

1.       X-Portal find ware

2.       Compton’s online Encyclopedia and reference II

3.       Internet sites

Ø http://www.littlegreenhouse.com/guide3.shtml

Ø http://www.ecke.com/html/tibs/tib_using_light.html

Ø http://www.hcs.ohio-state.edu/mg/manual/botany.htm

Ø http://extension.oregonstate.edu/mg/botany/light.html

Ø http://ag.arizona.edu/pubs/garden/mg/botany/

environmental.html