| 1573117 |
wheat |
Triticum spp. |
Wheat variety screening at the Vernon James Research Center. May 1997 |
| 1572380 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Flood irrigation of research plots in which each treatment was irrigated at a different time. September 1996 |
| 1571592 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Field experiment evaluating possible allelopathy of sudangrass residue on subsequent crop of lettuce. Here randomized plots are flood irrigated to allow different duration of residue decomposition prior to planting lettuce. September 1995 |
| 1571591 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Field experiment evaluating possible allelopathy of sudangrass residue on subsequent crop of lettuce. This photo shows the amount of sudangrass residue incorporated for a particular treatment. September 1995 |
| 1571590 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Field experiment evaluating possible allelopathy of sudangrass residue on subsequent crop of lettuce. Here randomized plots are mowed to allow different duration of residue decomposition prior to planting lettuce. September 1995 |
| 1571589 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Field experiment evaluating possible allelopathy of sudangrass residue on subsequent crop of lettuce. Here randomized plots are mowed to allow different duration of residue decomposition prior to planting lettuce. September 1995 |
| 1571588 |
sudangrass |
Sorghum bicolor ssp. drummondii |
Field experiment evaluating possible allelopathy of sudangrass residue on subsequent crop of lettuce. Here randomized plots are flood irrigated to allow different duration of residue decomposition prior to planting lettuce. September 1995 |
| 1571166 |
bermudagrass |
Cynodon dactylon |
Staked out research plots in a field of bermudagrass grown for seed. Test will evaluate fungicides for efficacy against bermudagrass rust. April 1995 |
| 5357135 |
rice |
Oryza sativa |
Fertilizer trial in an upland rice production field in Thailand. |
| 5359961 |
corn |
Zea mays |
Plant breeding (field corn) in progress. |
| 5359962 |
corn |
Zea mays |
Plant breeding (field corn) in progress. |
| 5365207 |
common wheat |
Triticum aestivum |
Crossing winter wheat plants in a greenhouse. |
| 5358787 |
common wheat |
Triticum aestivum |
Crossing winter wheat in the greenhouse. |
| 5358774 |
common wheat |
Triticum aestivum |
PPO test being conducted on seeds of winter wheat in the laboratory. |
| 5358770 |
common wheat |
Triticum aestivum |
Printout from a mixograph used to determine protein content of wheat in the laboratory. |
| 5358769 |
common wheat |
Triticum aestivum |
Grinding mill in use in the laboratory during research on winter wheat. |
| 5364167 |
common wheat |
Triticum aestivum |
Wheat plant used in research into biological control of the Russian wheat aphid. |
| 5364166 |
common wheat |
Triticum aestivum |
Wheat plant used in research into biological control of the Russian wheat aphid. |
| 5358431 |
common wheat |
Triticum aestivum |
Wheat field showing different varieties growing in a trial. |
| 5359613 |
common wheat |
Triticum aestivum |
Field trials of winter wheat. |
| 5359608 |
common wheat |
Triticum aestivum |
Winter wheat variety trials |
| 5359607 |
common wheat |
Triticum aestivum |
Winter wheat variety trial in research plots |
| 1493039 |
oat |
Avena spp. |
|
| 5331032 |
pearl millet |
Pennisetum glaucum |
millet forage variety trials |
| 1319053 |
switchgrass |
Panicum virgatum |
Switchgrass (left) can yield almost twice as much ethanol as corn, estimates geneticist Ken Vogel, who is conducting breeding and genetics research on switchgrass to improve its biomass yield and its ability to recycle carbon as a renewable energy crop. |
| 0758205 |
rice |
Oryza sativa |
Color oblique aerial photo of a rice field showing results of a poor aerial application of fertilizer. |
| 0758206 |
rice |
Oryza sativa |
Color infrared oblique aerial photo of a rice field showing effects of a poor quality aerial application of fertilizer. |
| 0758207 |
rice |
Oryza sativa |
Oblique color aerial photo showing a rice field. Banding effect is the result of a poor quality aerial application of fertilizer. |
| 0758208 |
rice |
Oryza sativa |
Oblique color infrared aerial photo of a rice field. Banding effect is due to a poor quality aerial application of fertilizer. |
| 0758209 |
rice |
Oryza sativa |
Color oblique aerial photo of a rice field showing plant response due to differences in the moisture holding capacity of soils. |
| 0758210 |
rice |
Oryza sativa |
Color infrared oblique aerial photo of a rice field showing plant response to differences in the water holding capacities of soils. |
| 1316075 |
sorghum |
Sorghum spp. |
Sample of variation in the TARS sorghum collection. |
| 1319054 |
switchgrass |
Panicum virgatum |
Switchgrass can yield almost twice as much ethanol as corn, estimates geneticist Ken Vogel, who is conducting breeding and genetics research on switchgrass to improve its biomass yield and its ability to recycle carbon as a renewable energy crop. |
| 1323055 |
corn |
Zea mays |
At the Swan Lake Research Farm near Morris, Minnesota, ARS plant physiologist Mark Westgate examines different hybrid corn varieties planted together for synchrony between pollen shedding and silking. |
| 1323031 |
corn |
Zea mays |
The greener leaf of the tripical corn line on the left shows that it is more resistant to corn leaf blight than the severely damaged domestic leaf on the right. |
| 1321023 |
rice |
Oryza sativa |
In Gainesville, Florida, soil scientist L. Hartwell Allen measures growth of 1 of 14 rice cultivars grown to determine the effect of elevated temperature on reproductive growth and seed yield |
| 1391424 |
cogongrass |
Imperata cylindrica |
Control plots |
| 1391437 |
cogongrass |
Imperata cylindrica |
Control plots |
| 1391438 |
cogongrass |
Imperata cylindrica |
Control plots |
