Paper · 2008

bBIO-ECONOMICS OF AUTUMN PLANTED SUNFLOWER (Helianthus annuus L.) HYBRIDS UNDER DIFFERENT NPK APPLICATIONS

Javed Iqbal; Busharat Hussain; Muhammad Farrukh Saleem; et al.

5
claims
10
verbatim quotes
8
citations
1
research areas
—
Not open access

Abstract

Studies were undertaken to evaluate the response of autumn planted sunflower (Helianthus annuus L.) to different levels of N, P and K fertilizers at the Agronomic Research Farm, University of Agriculture, Faisalabad during, 2004 and 2005. Treatments comprised five N levels (0, 60, 90, 120 and 150 kg ha), five P levels (0, 30, 60, 90 and 120 kg ha), four K levels (0, 60, 90 and 120 kg ha) in different combinations and two hybrids viz. FH-314 (standard height) and FH-245 (semi dwarf). Hybrid FH-314 produced significantly higher achene yield (2725.41 kg ha) than that of FH-245. There was a progressive increase in achene yield and yield components with increasing levels of N, P and K. The highest achene yield (3023 kg ha) and highest net benefit (Rs.19743) was obtained when the crop was fertilized @ 120:90:60 kg NPK ha

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Claims 5

Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

FH-314 yielded significantly more achenes than FH-245.

Taxon
sunflower (Helianthus annuus L.)Helianthus annuust0
Material
FH-314e0
Outcome
achene yielde0
Direction
highere0
Value
2725.41 kg hae0
Comparator
FH-245e0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Hybrid FH-314 produced significantly higher achene yield (2725.41 kg ha) than that of FH-245”

✓ located verbatim in the source · abstract, characters 488–580 · show in text ↑
t0

“sunflower (Helianthus annuus L.)”

✓ located after whitespace/quote normalisation · title, characters 33–65 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Achene yield increased progressively with N, P and K levels.

Taxon
sunflower (Helianthus annuus L.)Helianthus annuust0
Treatment
increasing levels of N, P and Ke0
Outcome
achene yielde0
Direction
increasee0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“There was a progressive increase in achene yield and yield components with increasing levels of N, P and K”

✓ located verbatim in the source · abstract, characters 582–688 · show in text ↑
t0

“sunflower (Helianthus annuus L.)”

✓ located after whitespace/quote normalisation · title, characters 33–65 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Yield components increased progressively with N, P and K levels.

Taxon
sunflower (Helianthus annuus L.)Helianthus annuust0
Treatment
increasing levels of N, P and Ke0
Outcome
yield componentse0
Direction
increasee0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“There was a progressive increase in achene yield and yield components with increasing levels of N, P and K”

✓ located verbatim in the source · abstract, characters 582–688 · show in text ↑
t0

“sunflower (Helianthus annuus L.)”

✓ located after whitespace/quote normalisation · title, characters 33–65 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fertilization at 120:90:60 kg NPK ha produced the highest achene yield of 3023 kg ha.

Taxon
sunflower (Helianthus annuus L.)Helianthus annuust0
Treatment
120:90:60 kg NPK hae0
Outcome
achene yielde0
Direction
higheste0
Value
3023 kg hae0

Not reportedComparator

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The highest achene yield (3023 kg ha) and highest net benefit (Rs.19743) was obtained when the crop was fertilized @ 120:90:60 kg NPK ha”

✓ located verbatim in the source · abstract, characters 690–826 · show in text ↑
t0

“sunflower (Helianthus annuus L.)”

✓ located after whitespace/quote normalisation · title, characters 33–65 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fertilization at 120:90:60 kg NPK ha produced the highest net benefit of Rs.19743.

Taxon
sunflower (Helianthus annuus L.)Helianthus annuust0
Treatment
120:90:60 kg NPK hae0
Outcome
net benefite0
Direction
higheste0
Value
Rs.19743e0

Not reportedComparator

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The highest achene yield (3023 kg ha) and highest net benefit (Rs.19743) was obtained when the crop was fertilized @ 120:90:60 kg NPK ha”

✓ located verbatim in the source · abstract, characters 690–826 · show in text ↑
t0

“sunflower (Helianthus annuus L.)”

✓ located after whitespace/quote normalisation · title, characters 33–65 · show in text ↑

fertilization · yield · Helianthus annuus (common sunflower)Positive and negative results

365 papers: 344 positive, 21 negative or no effect

343 papers in the same direction as this paper · 18 in the opposite direction · 3 reporting no difference from an alternative

  1. positive
  2. positive
  3. no effect

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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.