Claim · model-written summary
Turnip yield fell 19% in 1987.
- Taxon
- turnip
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Brassica rapa subsp. rapae0 - Treatment
- soil compactiont0
- Outcome
- Yield of maize, peas and turnipe0
- Direction
- decreasede0
- Value
- 19%e0
- Qualifier
- 1987e0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSetting
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
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Verbatim
e0“Yield of maize, peas and turnip decreased by 33%, 14% and 13% in 1986 and 25%, 16% and 19% in 1987.”
t0“soil compaction”
Title
Effect of soil compaction on growth, yield and light interception of selected crops
A. M. ASSAEED; M. McGOWAN; P. D. HEBBLETHWAITE; et al. Annals of Applied Biology 1990. doi:10.1111/j.1744-7348.1990.tb04831.x
Other claims from this paper (14)
- Intervention effect Compaction reduced leaf area and dry matter accumulation across all crops and seasons.
- Intervention effect Barley yield fell 29% in 1984 under compaction.
- Intervention effect Barley yield fell 27% in 1986 under compaction.
- Intervention effect Barley yield fell 40% in 1987 under compaction.
- Intervention effect Maize yield fell 33% in 1986.
- Intervention effect Pea yield fell 14% in 1986.
- Intervention effect Turnip yield fell 13% in 1986.
- Intervention effect Maize yield fell 25% in 1987.
- Intervention effect Pea yield fell 16% in 1987.
- Intervention effect Bean yield fell 34% in 1984.
- Intervention effect Sugar beet yield fell 35% in 1984.
- Intervention effect Light interception fell across crops in all three years.
- Intervention effect Conversion efficiency was generally unaffected significantly by compaction.
- Mechanism Reduced light interception due to restricted leaf area was judged the main cause of lost dry matter and yield.