Refine your search
Availability
-
Authors
- Frye, W.W. (1)
- Schaal, B.A. (1)
- Smith, W.G. (2)
- Williams, R.J. (1)
-
Collections
- AGRIS Collection (1)
- Reprints Collection (1)
-
Holding libraries
-
Home libraries
-
Item types
- Article (2)
-
Topics
- Allozymes (1)
- Crops (1)
- Evolution (1)
- Feed grasses (1)
- Genetic variation (1)
- Glumiflorae (1)
- Grain crops (1)
- Gramineae (1)
- Grasses (1)
- Injurious factors (1)
- Monocotyledons (1)
- Oil crops (1)
- Periodicity (1)
- Plant population (1)
- Plants (1)
- Production economics (1)
- Protective plants (1)
- Seasons (1)
- Starch crops (1)
- Sugar crops (1)
- Show more
- Show less