Paper · 2017 · International Journal of Chemical Studies

Grain yield and N-Uptake by rabi maize (Zea mays L.) at varying planting densities and nitrogen levels

K. Revathi; M. Sree Rekha; MK Sheshama; et al.

3
claims
9
verbatim quotes
0
citations
1
research areas
✓
Open access

Abstract

A field experiment was conducted during rabi season 2014-15 at Agricultural College Farm, Bapatla to study the “Growth and yield of rabi maize at varying planting densities and nitrogen levels”. The experiment was laid out in a split plot design and replicated thrice. The results revealed that planting density of M1 (1,00,000 plants ha-1) and S8 (300 kg N ha-1+ 0.5% ZnSO4 as foliar spray at tasseling) which was on a par with M1 (1,00,000 plants ha-1) and S4 (300 kg N ha-1) recorded highest yield attributes and yield. Foliar application of ZnSO4 with nitrogen at tasseling influence the yield attributes, grain & straw yield significantly. The interaction between planting densities and nitrogen levels was found to be non significant.

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Claims 3

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting density M1 with the S8 treatment (300 kg N ha-1 plus 0.5% ZnSO4 foliar spray at tasseling) recorded the highest yield attributes and yield, on a par with M1 with S4 (300 kg N ha-1).

Taxon
rabi maizet0
Treatment
300 kg N ha-1+ 0.5% ZnSO4 as foliar spray at tasselinge0
Outcome
yield attributes and yielde0
Direction
higheste0
Comparator
300 kg N ha-1e0
Setting
Agricultural College Farm, Bapatlae2

Verbatim

t0

“Grain yield and N-Uptake by rabi maize (Zea mays L.)”

✓ located verbatim in the source · title, characters 0–52 · show in text ↑
e0

“planting density of M1 (1,00,000 plants ha-1) and S8 (300 kg N ha-1+ 0.5% ZnSO4 as foliar spray at tasseling) which was on a par with M1 (1,00,000 plants ha-1) and S4 (300 kg N ha-1) recorded highest yield attributes and yield”

✓ located verbatim in the source · abstract, characters 295–521 · show in text ↑
e2

“A field experiment was conducted during rabi season 2014-15 at Agricultural College Farm, Bapatla”

✓ located verbatim in the source · abstract, characters 0–97 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Foliar application of ZnSO4 with nitrogen at tasseling significantly influenced yield attributes, grain yield and straw yield.

Taxon
rabi maizet0
Treatment
Foliar application of ZnSO4 with nitrogen at tasselinge3
Outcome
yield attributes, grain & straw yielde3
Setting
Agricultural College Farm, Bapatlae2

Not reportedComparatorDirection

Verbatim

t0

“Grain yield and N-Uptake by rabi maize (Zea mays L.)”

✓ located verbatim in the source · title, characters 0–52 · show in text ↑
e3

“Foliar application of ZnSO4 with nitrogen at tasseling influence the yield attributes, grain & straw yield significantly”

✓ located verbatim in the source · abstract, characters 523–643 · show in text ↑
e2

“A field experiment was conducted during rabi season 2014-15 at Agricultural College Farm, Bapatla”

✓ located verbatim in the source · abstract, characters 0–97 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The interaction between planting densities and nitrogen levels was not significant.

Taxon
rabi maizet0
Treatment
planting densities and nitrogen levelse4
Outcome
interaction between planting densities and nitrogen levelse4
Setting
Agricultural College Farm, Bapatlae2

Not reportedComparatorDirection

Verbatim

t0

“Grain yield and N-Uptake by rabi maize (Zea mays L.)”

✓ located verbatim in the source · title, characters 0–52 · show in text ↑
e4

“The interaction between planting densities and nitrogen levels was found to be non significant”

✓ located verbatim in the source · abstract, characters 645–739 · show in text ↑
e2

“A field experiment was conducted during rabi season 2014-15 at Agricultural College Farm, Bapatla”

✓ located verbatim in the source · abstract, characters 0–97 · show in text ↑

zinc sulfate · yield · Zea mays (maize)Results differ

128 papers: 124 positive, 4 negative or no effect

123 papers in the same direction as this paper · 3 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

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density · nutrient: content · Zea mays (maize)Positive and negative results

44 papers: 34 positive, 10 negative or no effect

9 papers in the same direction as this paper · 34 in the opposite direction

  1. positive
  2. positive
  3. positive

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nitrogen · nutrient: content · Zea mays (maize)Positive and negative results

489 papers: 403 positive, 86 negative or no effect

85 papers in the same direction as this paper · 403 in the opposite direction

  1. positive
  2. positive
  3. positive

485 papers more in this group

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application · yield · Zea mays (maize)Positive and negative results

629 papers: 575 positive, 54 negative or no effect

574 papers in the same direction as this paper · 42 in the opposite direction · 12 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

625 papers more in this group

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nitrogen · yield · Zea mays (maize)Positive and negative results

2,185 papers: 1,906 positive, 279 negative or no effect

1,905 papers in the same direction as this paper · 234 in the opposite direction · 45 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

2,181 papers more in this group

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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.