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- Alessi, J.; Power, J.F.; Zimmerman, D.C.
- Agronomy journal 1977 v.69 no.3 pp. 465
- Helianthus annuus; oil crops; seeds; yields; seed oils; chemical concentration; plant cultural practices; water use efficiency; plant density; row spacing; air temperature; precipitation; sowing date; growing season; dryland farming; dry environmental conditions; evapotranspiration; climatic factors; correlation; United States; Great Plains region; North Dakota
- ... Sunflower (Helianthus annuus L.) has only recently been grown commercially as an oilseed crop in the drier regions of the Northern Great Plains. This study was conducted to acquire preliminary information on seed yield, oil concentration, and water use for oil-type sunflower as affected by planting date, plant population, and row spacing; and to obtain an indication how these results were affected ...