APA

Slavens M. R., Johnson P. G. & Bugbee B. (2014). Irrigation frequency differentially alters vegetative growth and seed head development of Poa annua L. biotypes / Mark R. Slavens ; Paul G. Johnson ; Bruce Bugbee. : .

Chicago

Slavens Mark R, Johnson Paul G and Bugbee Bruce. 2014. Irrigation frequency differentially alters vegetative growth and seed head development of Poa annua L. biotypes / Mark R. Slavens ; Paul G. Johnson ; Bruce Bugbee. : .

Harvard

Slavens M. R., Johnson P. G. and Bugbee B. (2014). Irrigation frequency differentially alters vegetative growth and seed head development of Poa annua L. biotypes / Mark R. Slavens ; Paul G. Johnson ; Bruce Bugbee. : .

MLA

Slavens Mark R, Johnson Paul G and Bugbee Bruce. Irrigation frequency differentially alters vegetative growth and seed head development of Poa annua L. biotypes / Mark R. Slavens ; Paul G. Johnson ; Bruce Bugbee. : . 2014.