@article{edwards_kamprath_1974, title={Zinc accumulation by corn seedlings as influenced by phosphorus, temperature, and light intensity}, volume={66}, DOI={10.2134/agronj1974.00021962006600040003x}, number={4}, journal={Agronomy Journal}, author={Edwards, J. H. and Kamprath, E. J.}, year={1974}, pages={479} }
 @article{edwards_1973, title={Effects of light intensity, temperature and phosphorus nutrition on uptake and translocation of zinc by corn seedlings}, volume={34}, number={6}, journal={Dissertation Abstracts International. B, Sciences and Engineering}, author={Edwards, J. H.}, year={1973}, pages={2403} }