Paper · 1988 · Journal of Horticultural Science

Potassium nutrition of cauliflower

Sandhya Singh; C. P. Sharma

6
claims
11
verbatim quotes
6
citations
2
research areas
—
Not open access

Abstract

SummaryCauliflower (Brassica oleracea L. var. botrytis L. cv. Pusi) grown in sand at different levels of potassium (0.2, 0.4, 0.8, 2.0 and 4.0 mM) supply showed best growth at 4 niM potassium. Plants grown below 4mM potassium showed stunted growth, a decrease in the leaf tissue concentration of potassium and developed visible symptoms, the severity of which decreased with increase in potassium supply. Old leaves showed larger variation in potassium concentration in relation to potassium supply. In old leaves 1% K represented the critical potassium concentration for potassium deficiency.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Cauliflower showed best growth at 4 niM potassium.

Material
Pusie0
Treatment
4 niM potassiume0
Outcome
growthe0
Direction
beste0
Comparator
different levels of potassiume0
Setting
sande0

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Cauliflower (Brassica oleracea L. var. botrytis L. cv. Pusi) grown in sand at different levels of potassium (0.2, 0.4, 0.8, 2.0 and 4.0 mM) supply showed best growth at 4 niM potassium.”

✓ located verbatim in the source · abstract, characters 7–192 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Below 4mM potassium, cauliflower growth was stunted.

Treatment
below 4mM potassiume0
Outcome
stunted growthe0

Not reportedComparatorDirection

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Plants grown below 4mM potassium showed stunted growth, a decrease in the leaf tissue concentration of potassium and developed visible symptoms, the severity of which decreased with increase in potassium supply.”

✓ located verbatim in the source · abstract, characters 193–404 · show in text ↑
t0

“cauliflower”

✓ located verbatim in the source · title, characters 23–34 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Below 4mM potassium, leaf tissue potassium concentration decreased.

Organ / stage
leaf tissuee0
Treatment
below 4mM potassiume0
Outcome
leaf tissue concentration of potassiume0
Direction
decreasee0

Not reportedComparator

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Plants grown below 4mM potassium showed stunted growth, a decrease in the leaf tissue concentration of potassium and developed visible symptoms, the severity of which decreased with increase in potassium supply.”

✓ located verbatim in the source · abstract, characters 193–404 · show in text ↑
t0

“cauliflower”

✓ located verbatim in the source · title, characters 23–34 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Deficiency symptom severity declined as potassium supply increased.

Treatment
potassium supplye0
Outcome
severitye0
Direction
decreasede0

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“developed visible symptoms, the severity of which decreased with increase in potassium supply.”

✓ located verbatim in the source · abstract, characters 310–404 · show in text ↑
t0

“cauliflower”

✓ located verbatim in the source · title, characters 23–34 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Old leaves showed larger variation in potassium concentration with supply.

Organ / stage
Old leavese0
Treatment
potassium supplye0
Outcome
variation in potassium concentratione0
Direction
largere0

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Old leaves showed larger variation in potassium concentration in relation to potassium supply.”

✓ located verbatim in the source · abstract, characters 405–499 · show in text ↑
t0

“cauliflower”

✓ located verbatim in the source · title, characters 23–34 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

One percent K in old leaves was the critical concentration for deficiency.

Organ / stage
old leavese0
Outcome
critical potassium concentration for potassium deficiencye0
Value
1% Ke0

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

Brassica oleracea var. botrytis
Brassica oleracea var. botrytis · TaxonSusan Slater · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“In old leaves 1% K represented the critical potassium concentration for potassium deficiency.”

✓ located verbatim in the source · abstract, characters 500–593 · show in text ↑
t0

“cauliflower”

✓ located verbatim in the source · title, characters 23–34 · show in text ↑

potassium · molecular: metabolites · Brassica oleracea (wild cabbage)Positive and negative results

7 papers: 5 positive, 2 negative or no effect

1 paper in the same direction as this paper · 5 in the opposite direction

  1. positive
    Low potassium supply lowered cauliflower tissue concentration of K.

    Sodium Helps Overcome Potassium Deficiency Effects on Water Relations of Cauliflower · 1990 · compared with controls

    Opposite directionCites this paperAbout lacking this nutrient, so it counts the other way round

  2. positive
  3. positive
    Potassium deficiency lowered tissue potassium concentration.

    Sodium Ameliorates the Effect of Potassium Deficiency in Cauliflower Leaves · 1992 · compared with controls

    Opposite directionAbout lacking this nutrient, so it counts the other way round

3 papers more in this group

See all 7 papers →

potassium · growth · Brassica oleracea (wild cabbage)Results agree

23 papers: 23 positive, 0 negative or no effect

22 papers in the same direction as this paper

  1. positive
    Low potassium supply lowered cauliflower dry matter.

    Sodium Helps Overcome Potassium Deficiency Effects on Water Relations of Cauliflower · 1990 · compared with controls

    Same directionCites this paperAbout lacking this nutrient, so it counts the other way round

  2. positive
  3. positive

19 papers more in this group

See all 23 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.