Intervention effectmodel-written summary

A nitrogen rate of 400 mg N/liter increased shoot dry weight of broccoli transplants by 61% compared with 100 mg N/liter.

A claim from Nitrogen Fertilization and HPS Supplementary Lighting Influence Vegetable Transplant Production. I. Transplant Growth · 1991

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

A nitrogen rate of 400 mg N/liter increased shoot dry weight of broccoli transplants by 61% compared with 100 mg N/liter.

Treatment
N rate of 400e2
Outcome
shoot dry weighte2
Direction
increasede2
Value
61%e2
Comparator
100 mg N/litere2

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“on growth of celery (Apium graveolens L.), lettuce (Luctuca sativa L.), broccoli (Brassica oleracea italica L.), and tomato (Lycopersicon esculentum Mill.) transplants in multicellular trays”

✓ located verbatim in the source · abstract, characters 179–369
e2

“Compared with 100 mg N/liter, a N rate of 400 mg·liter -1 increased the shoot dry weight of celery, lettuce, broccoli, and tomato transplants by 37%, 38%, 61%, and 38%, respectively”

✓ located verbatim in the source · abstract, characters 778–959

Title

Nitrogen Fertilization and HPS Supplementary Lighting Influence Vegetable Transplant Production. I. Transplant Growth

Jean Masson; Nicolas Tremblay; André Gosselin Journal of the American Society for Horticultural Science 1991. doi:10.21273/jashs.116.4.594

Other claims from this paper (18)

Record rev-a40af117fe84c18fbad493a60abe8d328a8e69362357fe09d3a4ec6c9ab6c1bb · schema claims-v0.9 · position 11 in the model’s answer

nitrogen · growth · Brassica oleracea (wild cabbage)Positive and negative results

103 papers: 90 positive, 13 negative or no effect

89 papers in the same direction as this claim · 12 in the opposite direction · 1 reporting no difference from an alternative

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

94 papers more in this group

See all 103 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.