Claim · model-written summary
Early and mid-May planting at Arlington maximized sunflower seed yield, seed weight and seeds per head.
- Taxon
- Sunflower
Helianthus annuuse1 - Treatment
- early and mid‐May at Arlingtone0
- Outcome
- seed yield, seed weight, seeds head,− 1e0
- Direction
- maximizede0
- Setting
- Arlingtone0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Planting in early and mid‐May at Arlington, and mid‐May at Spooner maximized seed yield, seed weight, seeds head,− 1 oil concentration, oil yield, and test weight”
e1“Sunflower ( Helianthus annuus L.)”
Title
Effect of Planting Date and Plant Population on Sunflower Performance1
B. C. Miller; E. S. Oplinger; R. Rand; et al. Agronomy Journal 1984. doi:10.2134/agronj1984.00021962007600040002x
Other claims from this paper (12)
- Intervention effect Early and mid-May planting at Arlington maximized oil concentration, oil yield and test weight.
- Intervention effect Mid-May planting at Spooner maximized seed yield, seed weight and seeds per head.
- Intervention effect Mid-May planting at Spooner maximized oil concentration, oil yield and test weight.
- Intervention effect Population from 28,700 to 73,200 plants per hectare did not influence seed yield.
- Intervention effect Population from 28,700 to 73,200 plants per hectare did not influence oil yield.
- Association Seed weight decreased as plant population increased.
- Association Seeds per head decreased as plant population increased.
- Association Yield response to population was more variable in cooler Spooner.
- Intervention effect Irrigation increased yield at Hancock.
- Intervention effect Irrigation increased plant height at Hancock.
- Intervention effect Dryland seed oil concentration was 1.8% higher than irrigation at Hancock.
- Intervention effect Dryland oil yield was 172 kg per hectare lower than irrigation at Hancock.