Cite
Improved Sap Flow Gauge for Woody and Herbaceous Plants
MLA
C. H. M. van Bavel, et al. “Improved Sap Flow Gauge for Woody and Herbaceous Plants.” Agronomy Journal, vol. 82, July 1990, pp. 851–54. EBSCOhost, https://doi.org/10.2134/agronj1990.00021962008200040037x.
APA
C. H. M. van Bavel, S. L. Steinberg, & M. J. McFarland. (1990). Improved Sap Flow Gauge for Woody and Herbaceous Plants. Agronomy Journal, 82, 851–854. https://doi.org/10.2134/agronj1990.00021962008200040037x
Chicago
C. H. M. van Bavel, S. L. Steinberg, and M. J. McFarland. 1990. “Improved Sap Flow Gauge for Woody and Herbaceous Plants.” Agronomy Journal 82 (July): 851–54. doi:10.2134/agronj1990.00021962008200040037x.