Claim · model-written summary
Legume cover crops reduced nitrogen requirements compared with non-legumes.
- Taxon
- Corn
Zea mays subsp. mayst0 - Treatment
- Legume cover cropse0
- Outcome
- N requirementse0
- Direction
- reducede0
- Comparator
- non‐legumese0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“Legume cover crops reduced N requirements when compared with non‐legumes.”
t0“Corn”
Title
Cover Crops Impacts on Louisiana Corn Production and Soil Properties
Ina Sanchez; Lisa M. Fultz; Josh Lofton; et al. Agrosystems Geosciences & Environment 2019. doi:10.2134/age2019.03.0015
Other claims from this paper (11)
- Intervention effect Cover crops with conservation tillage increased soil C.
- Intervention effect Cover crops significantly reduced fallow-season nitrate-N.
- Intervention effect Corn grain yield increased with nitrogen fertilizer.
- Intervention effect The three nitrogen fertilizer rates did not differ in two of three years.
- Observation Cover crops aided inorganic nitrogen uptake and recycling.
- Intervention effect Corn yield after legumes was maximized with 235 kg N ha −1.
- Intervention effect Grass and brassica cover crops without nitrogen reduced corn yield.
- Intervention effect Corn yield after grass and brassicas remained below yield following legumes up to 302 kg N ha −1.
- Observation Cover crops increased soil carbon by 36%.
- Observation Cover crops increased soil nitrogen by 22%.
- Observation Cover crops aided nitrogen cycling over two years.