Claim · model-written summary
Grain crops had 21% greater calculated net energy yield than sweet sorghum.
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentSettingQualifier
Verbatim
e0“Calculated ethanol yield and net energy yield were 33 and 21% more, respectively, with the grain crops compared with SS”
Title
Dryland Performance of Sweet Sorghum and Grain Crops for Biofuel in Nebraska
C. S. Wortmann; A. J. Liska; R. B. Ferguson; et al. Agronomy Journal 2010. doi:10.2134/agronj2009.0271
Other claims from this paper (9)
- Intervention effect Sweet sorghum sugar yield was unaffected by seeding rate and nitrogen at six of seven site years.
- Intervention effect Sweet sorghum sugar yield rose 19% at one site year under the tested rates.
- Observation Grain crops had 33% greater calculated ethanol yield than sweet sorghum.
- Observation An earlier maturing sweet sorghum cultivar had mean net energy yield comparable with grain crops.
- Observation Grain crops had a 23% lower ethanol energy output to invested energy ratio than sweet sorghum.
- Observation Sweet sorghum life cycle greenhouse gas emissions were 53% less than gasoline.
- Observation Grain crop life cycle greenhouse gas emissions were 66 to 69% less than gasoline.
- Observation At least one sweet sorghum cultivar was competitive with grain crops on some biofuel criteria.
- Observation Sweet sorghum was not competitive with grain crops for total or net liquid fuel per hectare.