Intervention effectmodel-written summary

Pendimethalin with one hand weeding gave onion bulb yield at par with weed free treatments.

A claim from Weed management, fertilizer application and productivity of onion (Allium cepa) Bulbs · 2013

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Taxon: onionAllium cepae1
Treatment: pendimethalin @ 1.0 kg/ha along with one hand weedinge1
Outcome: yield of onion bulbse1
Direction: no_changeinferrede2
Comparator: weed free treatmentse2

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

*Allium cepa* · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1
“pendimethalin @ 1.0 kg/ha along with one hand weeding produced higher yield of onion bulbs”
✓ located verbatim in the source · abstract, characters 47–137

e2
“which was at par with oxyflourfen 0.24 kg/ha + one hand weeding and weed free treatments”
✓ located verbatim in the source · abstract, characters 139–227

Title

Weed management, fertilizer application and productivity of onion (Allium cepa) Bulbs

T.U. Patel; J. D. Thanki; DP Patel; et al. BIOINFOLET - A Quarterly Journal of Life Sciences 2013

Other claims from this paper (3)

Intervention effect Pendimethalin at 1.0 kg/ha with one hand weeding gave higher onion bulb yield.
Intervention effect Pendimethalin with one hand weeding gave onion bulb yield at par with oxyflourfen 0.24 kg/ha plus one hand weeding.
Recommendation The authors conclude that fertilizer application at 125% of RDF is effective for onion.

Record rev-c2f6378c0844fedbfdeed41fe50c9145298f457a5326996bb6f83f5b26b383b8 · schema claims-v0.9 · position 3 in the model’s answer

pendimethalin · yield · Allium cepa (onion)Results differ

38 papers: 34 positive, 4 negative or no effect

4 papers in the same direction as this claim · 33 reporting no difference from an alternative

positive
Pendimethalin followed by hand weeding gave bulb yield of 16.18 t/ha, above no weeding and at par with three manual weedings.
Integrated Weed Management in Onion (Allium cepa L.) · 1999 · compared with no weeding
No difference from an alternative
positive
Pendimethalin at lower doses with one or two hand weedings gave higher onion yields than pendimethalin alone at higher doses.
Integrated Weed Management in Onion · 2006 · compared with their application alone at higher doses
No difference from an alternative
positive
Pendimethalin gave onion yield of 28100 kg ha -1 versus 11980 kg ha -1 in the weedy check.
EVALUATION OF DIFFERENT HERBICIDES FOR WEED CONTROL IN ONION · 2008 · compared with weedy check
No difference from an alternative
positive
Pre-planting pendimethalin increased irrigated onion yield over weed-infested plots or other herbicides.
Chemical control of weeds in onion (Allium cepaL.) · 2005 · compared with weed-infested onion plots or other herbicides
No difference from an alternative
positive
Pendimethalin plus hand weeding yielded 39.3 t/ha onion bulbs in the first year.
Performance of onion under weed and fertilizer management · 2012
No difference from an alternative
positive
Application of pendimethalin (1.2–1.8 kg ai ha −1 ) produced onion yields comparable to hand weeding.
Chemical weed control in transplanted onion (Allium cepa L.) in the Sudan Gezira · 1986 · compared with hand‐weeded control
No difference from an alternative
positive
Combined herbicides and one hand weeding gave the maximum benefit to cost ratio.
Integrated weed management in onion · 2012
No difference from an alternative
positive
Maximum net return (Rs. 83278) was obtained with pendimethalin at 1.5 kg ha−1 plus weeding at 60 days after planting.
Evaluation of Herbicides for Weed Control and Economics in Onion (Allium cepa L.) under Cold Desert Region of Himachal Pradesh · 2002
No difference from an alternative

29 papers more in this group

See all 38 papers →

herbicide · yield · Allium cepa (onion)Results differ

88 papers: 75 positive, 13 negative or no effect

13 papers in the same direction as this claim · 74 reporting no difference from an alternative

positive
Pendimethalin followed by hand weeding gave bulb yield of 16.18 t/ha, above no weeding and at par with three manual weedings.
Integrated Weed Management in Onion (Allium cepa L.) · 1999 · compared with no weeding
No difference from an alternative
positive
Onion yield under ethofumesate equaled hand weeded checks.
Volunteer Potato (Solanum tuberosum) Control with Herbicides and Cultivation in Onion (Allium cepa)¹ · 2002 · compared with hand-weeded checks
No difference from an alternative
positive
Pre-emergence fluchloralin at 1.0 kg ha−1 with two hand weedings gave the highest onion bulb yield, 72.4 t ha−1.
Integrated Weed Management in Onion · 2006
No difference from an alternative
positive
After two steam treatments, onion yield increased up to 9-10% compared with three weedings.
Possibilities of weed control by water steam · 2006 · compared with three times of weeding
No difference from an alternative
positive
All weed-free treatments yielded significantly more onion than fertilized weedy plots.
Response of onion (Allium cepa L.) plants to fertilizers, weed competition duration, and planting times in the central Jordan Valley · 2006 · compared with fertilized, weedy plots
No difference from an alternative
positive
Most tested herbicides increased onion growth and yield versus weed-infested controls, with stated exceptions.
Chemical control of weeds in onion (Allium cepaL.) · 2005 · compared with weed-infested control
No difference from an alternative
positive
Pendimethalin plus hand weeding yielded 39.3 t/ha onion bulbs in the first year.
Performance of onion under weed and fertilizer management · 2012
No difference from an alternative
positive
One hand weeding 42 days after transplanting limited yield loss to 15%.
Chemical weed control in transplanted onion (Allium cepa L.) in the Sudan Gezira · 1986
No difference from an alternative

79 papers more in this group

See all 88 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.

Other papers on the same question

pendimethalin · yield · Allium cepa (onion)Results differ

herbicide · yield · Allium cepa (onion)Results differ