Intervention effectmodel-written summary

Severe summer defoliation reduced S. 170 winter production.

A claim from Effects of defoliation on populations of Festuca arundinacea Schreb. sown in spring and autumn · 1971

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Severe summer defoliation reduced S. 170 winter production.

Taxon
Festuca arundinacea Schreb.Lolium arundinaceumt0
Material
S. 170e0
Treatment
severe defoliations in the preceding summere0
Outcome
winter productione0
Direction
reducede0

Not reportedGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Lolium arundinaceum
Lolium arundinaceum · TaxonKrzysztof Ziarnek, Kenraiz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“S. 170 winter production was reduced by severe defoliations in the preceding summer”

✓ located verbatim in the source · abstract, characters 960–1043
t0

“Festuca arundinacea Schreb.”

✓ located verbatim in the source · title, characters 41–68

Title

Effects of defoliation on populations of Festuca arundinacea Schreb. sown in spring and autumn

W. D. Thomas; Alec Lazenby The Journal of Agricultural Science 1971. doi:10.1017/s0021859600069367

Other claims from this paper (6)

Record rev-68441c8c8b2be6869e5031514752e7cf92677af509db86420af22e0fb4d147e4 · schema claims-v0.9 · position 4 in the model’s answer

pruning · yield · Lolium arundinaceum (tall fescue)Positive and negative results

12 papers: 1 positive, 11 negative or no effect

10 papers in the same direction as this claim · 1 in the opposite direction

  1. negative
    Syn 1 yields were depressed in the second season under cutting management.

    THE AGRONOMIC EVALUATION OF SYN 1 TALL FESCUE IN THE WEST OF SCOTLAND · 1972

    Same directionCites this paper

  2. positive
    Increasing cutting height from 5 to 10 cm increased yield per tiller of tall fescue.

    Relationship Between Tillering and Forage Yield of Tall Fescue. I. Yield1 · 1983

    Opposite direction

  3. no effect
    Cutting date in autumn had little influence on the following spring forage yield.

    Effects of N Fertilization and Cutting Schedules on Stockpiled Tall Fescue. I. Forage Yield1 · 1981

    Same direction

  4. no effect
    Harvesting frequency did not markedly influence crude protein yield.

    THE YIELD RESPONSE OF A TALL FESCUE/WHITE CLOVER SWARD TO NITROGEN RATE AND HARVESTING FREQUENCY · 1973

    Same direction

  5. negative
    Defoliation after 30 March significantly reduced seed yield.

    Nitrogen and Date of Defoliation Effects on Seed Yield and Seed Quality of Tall Fescue1 · 1982

    Same direction

  6. no effect
    Frequent cutting had little effect on tall fescue rhizome production, tillering and plant size unless done weekly

    Tall Fescue Rhizome Production as Influenced by Bermudagrass Competition and Cutting Frequency · 1989

    Same direction

  7. negative
    Low cutting reduced third year harvest in tall fescue varieties.

    The production and persistency of different grass species cut at different heights · 1983

    Same direction

  8. negative
    Summer cutting to 4 cm reduced tall fescue production.

    Maintaining Tall Fescue Stands in Association with Bahiagrass1 · 1978

    Same direction

3 papers more in this group

See all 12 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.