References
- Bartholomew , B. 1970 . Bare zone between California shrub and grassland communities: the role of animals . Science , 170 : 1210 – 1212 .
- Bohnsack , C. W. 1991 . Investigating the boron requirement of plants . The American Biology Teacher , 53 ( 8 ) : 486 – 488 .
- Cronquist , A. 1971 . Introductory botany , 2nd edn. , New York, , USA : Harper and Row .
- Epstein , E. 1972 . Mineral nutrition of plants: principles and perspectives , New York, , USA : John Wiley & Sons .
- Hershey , D. R. 1994 . Allelopathy misconceptions . The American Biology Teacher , 56 ( 5 ) : 261 – 262 .
- Hershey , D. R. 1995 . Plant biology science projects , New York, , USA : John Wiley & Sons .
- Latto , J. and Wright , H. 1995 . Allelopathy in seeds . Journal of Biological Education , 29 ( 2 ) : 123 – 128 .
- Mauseth , J. D. 1991 . Botany: an introduction to plant biology , Philadelphia, , USA : Saunders College Publishing .
- Muller , C. H. 1966 . The role of chemical inhibition (allelopathy) in vegetational composition . Bulletin of the Torrey Botanical Club , 93 : 332 – 351 .
- Raven , P. H. , Evert , R. F. and Eichhorn , S. E. 1992 . Biology of plants , 5th edn. , New York, , USA : Worth .
- Salisbury , F. B. and Ross , C. W. 1985 . Plant physiology , 3rd edn. , Belmont, California, , USA : Wadsworth .
- Taiz , L. and Zeiger , E. 1991 . Plant physiology , New York, , USA : Benjamin/Cummings .
- Latto , J. and Wright , H. 1995 . Allelopathy in seeds . Journal of Biological Education , 29 ( 2 ) : 123 – 128 .