APA (7th ed.) Citation

Charrette, P., & Farmer, R. E. (1990). Effect of photoperiod on apical growth cessation in tamarack (Larix laricina) and balsam poplar (Populus balsamifera) provenances from northern Ontario.

Chicago Style (17th ed.) Citation

Charrette, Paul, and Robert E. Farmer. Effect of Photoperiod on Apical Growth Cessation in Tamarack (Larix Laricina) and Balsam Poplar (Populus Balsamifera) Provenances from Northern Ontario. 1990.

MLA (9th ed.) Citation

Charrette, Paul, and Robert E. Farmer. Effect of Photoperiod on Apical Growth Cessation in Tamarack (Larix Laricina) and Balsam Poplar (Populus Balsamifera) Provenances from Northern Ontario. 1990.

Warning: These citations may not always be 100% accurate.