Intervention effectmodel-written summary

Four irrigation treatments increased photosynthetic rate from 3.99 to 7.75 in 2003-2004 compared with one irrigation treatment.

A claim from WATER STRESS AND NITROGEN MANAGEMENT EFFECTS ON GAS EXCHANGE, WATER RELATIONS, AND WATER USE EFFICIENCY IN WHEAT · 2011

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Four irrigation treatments increased photosynthetic rate from 3.99 to 7.75 in 2003-2004 compared with one irrigation treatment.

Treatment
four irrigation treatmentse1
Outcome
photosynthetic ratee1
Direction
increasee1
Value
3.99 to 7.75 μmol CO2 m−2 s−1e1
Qualifier
during the year 2003–2004e1
Comparator
one irrigation treatmente1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“to evaluate the gas exchange, water relations, and water use efficiency (WUE) of wheat”

✓ located verbatim in the source · abstract, characters 48–134
e1

“Plants grown under four irrigation treatments as compared with those grown under one irrigation treatment average stomatal conductance increased from 0.15 to 0.46 μ mol m−2s−1mol during 2002–2003 and 0.18 to 0.33 μ mol m−2s−1mol during the year 2003–2004 and photosynthetic rate from 9.33 to 13.03 μmol CO2 m−2 s−1 and 3.99 to 7.75 μmol CO2 m−2 s−1 during the year 2002–2003 and 2003–2004, respectively”

✓ located verbatim in the source · abstract, characters 601–1003

Title

WATER STRESS AND NITROGEN MANAGEMENT EFFECTS ON GAS EXCHANGE, WATER RELATIONS, AND WATER USE EFFICIENCY IN WHEAT

Ejaz Ahmad Waraich; R. Ahmad; Saifullah; et al. Journal of Plant Nutrition 2011. doi:10.1080/01904167.2011.600413

Other claims from this paper (9)

Record rev-16d583a167e6c9d5f392a5c20267f67b4b0ed8b74a096c73772257d77c60c804 · schema claims-v0.9 · position 5 in the model’s answer

irrigation · physiology: photosynthesis · Triticum aestivum (wheat)Positive and negative results

50 papers: 32 positive, 18 negative or no effect

31 papers in the same direction as this claim · 18 in the opposite direction

  1. negative
  2. negative
  3. no effect
  4. negative
  5. negative
  6. negative
  7. negative
  8. no effect

41 papers more in this group

See all 50 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.