Paper · 2010 · African Journal of Agricultural Research

Studies on the effect of residual and applied phosphorus on the yield and quality of fodder sorghum (Sorghum bicolor L. Moench) in wheat (Triticum aestivum L.) based cropping system and relative economics of the system

Manzoor A. Ganai; Amarjeet S. Bali; M. Anwar Bhat; et al.

6
claims
6
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

The experiment was carried out with the objective of studying the effect of phosphorus application timings and its sources in wheat-sorghum cropping system during rabi 2004 and kharief 2005, at the main campus Chatha of Sher-e-Kashmir University of Agricultural Sciences and Technology of Jammu, India. The soil was loamy in texture, neutral in reaction with low available nitrogen (N), phosphorus (P) and organic carbon (OC) and medium in available potassium (K). The treatments comprises of two factors viz. four P application timings to preceding wheat crop while the second factor which comprises of four sources of P applied to the succeeding sorghum fodder crop were laid out in split plot design. Studies indicated that wheat crop performed better with basal application of P than its delayed application through improvement in P up-take. However, in subsequent sorghum fodder crop, delayed application of P in preceding wheat crop proved instrumental in production of higher fodder yield. Among the sources used farmyard manure (FYM) as a source of P in sorghum, caused phenomenal increase in growth parameters. Delayed application of P in wheat and application of P in sorghum through different sources favoured crude protein content. However, effect on crude fibre content of the fodder sorghum was not significant. Delayed application of P in wheat followed by recommended P through FYM in sorghum proved beneficial with a benefit cost ratio ranging from 2.07 to 2.08. Key words: Yield, quality, economics, phosphorus sources, residual effect, wheat-sorghum.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Basal application of P performed better in wheat than delayed application.

Treatment
basal application of Pe0
Outcome
performed bettere0
Direction
bettere0
Comparator
delayed applicatione0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Studies indicated that wheat crop performed better with basal application of P than its delayed application through improvement in P up-take”

✓ located verbatim in the source · abstract, characters 704–844 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delayed application of P in the preceding wheat crop increased sorghum fodder yield.

Taxon
sorghumSorghume1
Treatment
delayed application of P in preceding wheat crope1
Outcome
fodder yielde1
Direction
highere1

Not reportedComparator

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e1

“However, in subsequent sorghum fodder crop, delayed application of P in preceding wheat crop proved instrumental in production of higher fodder yield”

✓ located verbatim in the source · abstract, characters 846–995 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Farmyard manure as a source of P caused a phenomenal increase in sorghum growth parameters.

Taxon
sorghumSorghume2
Treatment
farmyard manure (FYM) as a source of Pe2
Outcome
growth parameterse2
Direction
increasee2

Not reportedComparator

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e2

“Among the sources used farmyard manure (FYM) as a source of P in sorghum, caused phenomenal increase in growth parameters”

✓ located verbatim in the source · abstract, characters 997–1118 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delayed P application in wheat and P sources in sorghum favoured crude protein content.

Taxon
sorghumSorghume3
Treatment
Delayed application of P in wheate3
Outcome
crude protein contente3
Direction
favourede3

Not reportedComparator

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e3

“Delayed application of P in wheat and application of P in sorghum through different sources favoured crude protein content”

✓ located verbatim in the source · abstract, characters 1120–1242 · show in text ↑
Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

P application had no significant effect on crude fibre content of fodder sorghum.

Taxon
fodder sorghume4
Outcome
crude fibre contente4
Qualifier
not significante4

Verbatim

e4

“However, effect on crude fibre content of the fodder sorghum was not significant”

✓ located verbatim in the source · abstract, characters 1244–1324 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delayed P in wheat followed by recommended P through FYM in sorghum was beneficial, with a benefit cost ratio of 2.07 to 2.08.

Taxon
sorghumSorghume5
Treatment
Delayed application of P in wheat followed by recommended P through FYMe5
Outcome
benefit cost ratioe5
Direction
beneficiale5
Value
2.07 to 2.08e5

Not reportedComparator

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

Sorghum
Sorghum · Taxon · picture of the genus (one of its species)Evelyn Simak · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e5

“Delayed application of P in wheat followed by recommended P through FYM in sorghum proved beneficial with a benefit cost ratio ranging from 2.07 to 2.08”

✓ located verbatim in the source · abstract, characters 1326–1478 · show in text ↑

Triticum aestivum · yield · SorghumPositive and negative results

11 papers: 8 positive, 3 negative or no effect

7 papers in the same direction as this paper · 2 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

7 papers more in this group

See all 11 papers →

Triticum aestivum · quality: protein · SorghumResults 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 →

phosphorus · yield · SorghumResults differ

105 papers: 92 positive, 13 negative or no effect

91 papers in the same direction as this paper · 12 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. no effect
  3. no effect

101 papers more in this group

See all 105 papers →

fertilization · growth · SorghumResults differ

120 papers: 104 positive, 16 negative or no effect

103 papers in the same direction as this paper · 16 in the opposite direction

  1. negative
  2. negative
  3. no effect

116 papers more in this group

See all 120 papers →

fertilization · yield · SorghumPositive and negative results

446 papers: 418 positive, 28 negative or no effect

417 papers in the same direction as this paper · 21 in the opposite direction · 7 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

442 papers more in this group

See all 446 papers →

phosphorus · quality: protein · SorghumResults agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 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.