Paper · 2021 · Indian Journal of Horticulture

Nutrient management for quality seed production of broccoli in Assam

Pratiksha Gogoi; Meghali Barua; Purna K. Barua; et al.

4
claims
11
verbatim quotes
1
citations
3
research areas
✓
Open access

Abstract

The experiment was conducted during 2018–19 to evaluate the effect of different levels of nitrogen (80, 100, 120 kg/ha), potassium (60, 80 kg/ha) and method of nitrogen application (applied in 2 and 3 splits) on the seed quality and yield of broccoli variety Pusa Broccoli KTS-1′ in Assam condition having high sub-tropical humid with hot summer and cold winter. In two splits, 50% nitrogen was applied as basal and rest at 40 days after transplanting, and in three splits, 50% was applied as basal, 25% at 30 DAT and rest at flower initiation stage. The control included application of FYM only. The treatments significantly affected various crop growth and seed quality parameters viz., plant height; canopy spread; leaf length, width and chlorophyll content; head diameter; days to heading, flowering and seed maturity; number of siliquas/plants; number of seeds/siliqua; seed yield/plant; leaf NPK content; seed test weight; mean germination time, germination index and percent, seed vigour index-I and II, fresh and dry weight of seedling. High dose of nitrogen (120 kg/ha), potassium (80 kg/ha) and 3 split dosages of nitrogen application significantly enhanced various crop growth, seed yield and germination parameters, at the same time they reduced the time taken for heading, flowering and seed maturity. Higher dose resulted in higher leaf N, K and chlorophyll content that were again positively associated with plant growth and seed yield.

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Claims 4

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Higher nitrogen, potassium and three-way nitrogen splitting enhanced broccoli growth, seed yield and germination.

Material
Pusa Broccoli KTS-1′e1
Treatment
nitrogen (120 kg/ha), potassium (80 kg/ha) and 3 split dosages of nitrogen applicatione0
Outcome
crop growth, seed yield and germination parameterse0
Direction
enhancede0
Comparator
FYM onlye2

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

“High dose of nitrogen (120 kg/ha), potassium (80 kg/ha) and 3 split dosages of nitrogen application significantly enhanced various crop growth, seed yield and germination parameters”

✓ located verbatim in the source · abstract, characters 1045–1226 · show in text ↑
e1

“broccoli variety Pusa Broccoli KTS-1′”

✓ located verbatim in the source · abstract, characters 242–279 · show in text ↑
e2

“The control included application of FYM only”

✓ located verbatim in the source · abstract, characters 551–595 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The high nutrient doses and three-way nitrogen splitting shortened time to heading, flowering and seed maturity.

Treatment
nitrogen (120 kg/ha), potassium (80 kg/ha) and 3 split dosages of nitrogen applicatione0
Outcome
time taken for heading, flowering and seed maturitye0
Direction
reducede0
Comparator
FYM onlye2

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

“High dose of nitrogen (120 kg/ha), potassium (80 kg/ha) and 3 split dosages of nitrogen application significantly enhanced various crop growth, seed yield and germination parameters, at the same time they reduced the time taken for heading, flowering and seed maturity”

✓ located verbatim in the source · abstract, characters 1045–1313 · show in text ↑
e1

“broccoli variety Pusa Broccoli KTS-1′”

✓ located verbatim in the source · abstract, characters 242–279 · show in text ↑
e2

“The control included application of FYM only”

✓ located verbatim in the source · abstract, characters 551–595 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher nutrient dose increased leaf nitrogen, potassium and chlorophyll content.

Treatment
Higher dosee0
Outcome
leaf N, K and chlorophyll contente0
Direction
highere0
Comparator
FYM onlye2

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

“Higher dose resulted in higher leaf N, K and chlorophyll content”

✓ located verbatim in the source · abstract, characters 1315–1379 · show in text ↑
e1

“broccoli variety Pusa Broccoli KTS-1′”

✓ located verbatim in the source · abstract, characters 242–279 · show in text ↑
e2

“The control included application of FYM only”

✓ located verbatim in the source · abstract, characters 551–595 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Leaf nitrogen, potassium and chlorophyll content were positively associated with plant growth and seed yield.

Compound
leaf N, K and chlorophyll contente0
Outcome
plant growth and seed yielde0
Direction
positively associatede0

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

“leaf N, K and chlorophyll content that were again positively associated with plant growth and seed yield”

✓ located verbatim in the source · abstract, characters 1346–1450 · show in text ↑
e1

“broccoli variety Pusa Broccoli KTS-1′”

✓ located verbatim in the source · abstract, characters 242–279 · show in text ↑

nitrogen · yield · Brassica oleracea (wild cabbage)Results differ

164 papers: 144 positive, 20 negative or no effect

143 papers in the same direction as this paper · 17 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. no effect
  3. no effect

160 papers more in this group

See all 164 papers →

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

15 papers: 11 positive, 4 negative or no effect

10 papers in the same direction as this paper · 4 in the opposite direction

  1. negative
  2. no effect
  3. negative

11 papers more in this group

See all 15 papers →

potassium · yield · Brassica oleracea (wild cabbage)Positive and negative results

35 papers: 30 positive, 5 negative or no effect

29 papers in the same direction as this paper · 5 in the opposite direction

  1. negative
  2. no effect
  3. no effect

31 papers more in this group

See all 35 papers →

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

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.