Claim · model-written summary
Once-over cultivation gave among the highest full-cycle maize yields.
Zea maysNot reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“direct‐drilled, once‐over, and rotary‐cultivated treatments gave highest maize yields”
Title
Comparisons of reduced time and energy seedbed preparation systems: year 1
R. E. H. Sims; C. J. Baker New Zealand Journal of Crop and Horticultural Science 1981. doi:10.1080/03015521.1981.10425428
Other claims from this paper (16)
- Intervention effect Once-over tillage gave maize dry matter yield above minimum and rotary tillage.
- Intervention effect Direct drilling gave maize dry matter yield above minimum and rotary tillage.
- Intervention effect Conventional fallow tillage gave maize dry matter yield above minimum and rotary tillage.
- Observation Oats yields did not differ among cultivation techniques.
- Observation Direct drilling gave among the highest full-cycle maize yields.
- Observation Rotary cultivation gave among the highest full-cycle maize yields.
- Observation Once-over cultivation gave among the highest oats yields.
- Observation Minimum tillage gave among the highest oats yields.
- Observation Fallow tillage gave the least yields of both crops.
- Observation Once-over cultivation gave among the highest total yields.
- Observation Direct drilling gave among the highest total yields.
- Observation Fallow tillage gave the lowest total yield.
- Intervention effect Weeds reduced yields under all treatments.
- Intervention effect With direct drilling, weeds reduced yield by 6.5%.
- Intervention effect With rotary cultivation, weeds reduced yield by 16.8%.
- Observation Direct drilling and once-over cultivation avoided yield loss while claiming fuel savings.