Paper · 2020 · International Journal of Chemical Studies

Profiling nitrogen use efficiency in QPM, hybrid and composite maize cultivars

Ananya Chakraborty; Sritama Biswas; Pintoo Bandopadhyay; et al.

5
claims
11
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

A two year investigation during rabi seasons between 2017-2019 at Mondouri farm, BCKV, West Bengal, was conducted in split plot design, replicated thrice. Main plot treatments comprised maize cultivars - i) V1: HQPM4 (QPM), ii) V2: Shresta (Single cross hybrid) and (iii) V3: NAC 6004 (Composite); in the sub plot there was 6 nutrient schedules viz- i) T1: control, ii) T2: RDF, iii) T3: RDN75 + Vermicompost @ 2 t/ha, iv) T4: T3+ Azotobacter @ 2kg/ha, v) T5: T4+ Zn, vi) T6: RDN50 + Vermicompost @ 2 t/ha + Azotobacter @ 2kg/ha + Zn. NUE trends of PFP, AUE and PE for both years followed in ARE values of grain and total biomass. Addition of vermicompost in T3 resulted in improved NUE over RDF in second year. T5 had highest yield and NUE indices. T6 bettered its own NUE indices over the first year which underpins compounding effects in organic nutrients.

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Claims 5

Associationobservedoriginal resultmeasured

Claim · model-written summary

The PFP, AUE and PE trends followed grain and biomass ARE values in both years.

Taxon
maizeZea mayst0
Organ / stage
grain and total biomasse0
Outcome
NUE trends of PFP, AUE and PEe0

Not reportedDirection

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“NUE trends of PFP, AUE and PE for both years followed in ARE values of grain and total biomass”

✓ located verbatim in the source · abstract, characters 535–629 · show in text ↑
t0

“maize cultivars”

✓ located verbatim in the source · title, characters 63–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Vermicompost in T3 improved NUE over RDF in year two.

Taxon
maizeZea mayst0
Treatment
vermicompost in T3e0
Outcome
NUEe0
Direction
improvede0
Qualifier
second yeare0
Comparator
RDFe0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Addition of vermicompost in T3 resulted in improved NUE over RDF in second year”

✓ located verbatim in the source · abstract, characters 631–710 · show in text ↑
t0

“maize cultivars”

✓ located verbatim in the source · title, characters 63–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

T5 had the highest yield.

Taxon
maizeZea mayst0
Treatment
T5e0
Outcome
yielde0
Direction
higheste0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“T5 had highest yield and NUE indices”

✓ located verbatim in the source · abstract, characters 712–748 · show in text ↑
e1

“T5: T4+ Zn”

✓ located verbatim in the source · abstract, characters 456–466 · show in text ↑
t0

“maize cultivars”

✓ located verbatim in the source · title, characters 63–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

T5 had the highest NUE indices.

Taxon
maizeZea mayst0
Treatment
T5e0
Outcome
NUE indicese0
Direction
higheste0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“T5 had highest yield and NUE indices”

✓ located verbatim in the source · abstract, characters 712–748 · show in text ↑
t0

“maize cultivars”

✓ located verbatim in the source · title, characters 63–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

T6 improved its NUE indices over the first year.

Taxon
maizeZea mayst0
Treatment
T6e0
Outcome
NUE indicese0
Direction
betterede0
Comparator
first yeare0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“T6 bettered its own NUE indices over the first year”

✓ located verbatim in the source · abstract, characters 750–801 · show in text ↑
t0

“maize cultivars”

✓ located verbatim in the source · title, characters 63–78 · show in text ↑

fertilization · nutrient: efficiency · Zea mays (maize)Results differ

189 papers: 174 positive, 15 negative or no effect

173 papers in the same direction as this paper · 12 in the opposite direction · 3 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

185 papers more in this group

See all 189 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.