Abstract
Field trials were conducted in 2005 and 2006 rainfed conditions at the Institute for Agricultural Research farm, Samaru to test the pod yield response of four cowpea(Vigna unguiculata (L) Walp) varieties (IT93K-452-1, IT90K-82-2, IT97K-499-35 and IT96D-757) under four rates of residual farmyard manure, FYM (0, 5, 10 and 15 t FYM ha-1) using split plot design and three replication. Residual FYM significantly enhanced soil chemical composition. Taller plants with longer pods were observed in plots supplied with 10 t FYM ha-1. Plots supplied with lower rate of 5 t FYM ha-1 had plants with more leaves and branches and higher pod yield. Variety IT93K-452-1 and IT97K-499-35 were taller while IT93K-4542-1 flowered and matured earlier. Bigger pods were produced by IT90K-82-2 and IT96D-757. IT97K-499-35 had the highest pod yield. IT93K-452-1 exhibited the least growth. IT97K-499-55 grown in plot supplied with 5 t FYM ha-1 t produced the highest pod yield ha-1.
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Claims 10
Claim · model-written summary
Residual manure improved soil chemical composition.
- Taxon
- Cowpea
Vigna unguiculatat0 - Treatment
- Residual FYMe0
- Outcome
- soil chemical compositione0
- Direction
- enhancede0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Residual FYM significantly enhanced soil chemical composition”
t0“Cowpea”
Claim · model-written summary
Ten tonnes per hectare of residual manure produced taller plants and longer pods.
- Taxon
- Cowpea
Vigna unguiculatat0 - Treatment
- 10 t FYM ha-1e0
- Outcome
- Taller plants with longer podse0
- Direction
- Tallere0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Taller plants with longer pods were observed in plots supplied with 10 t FYM ha-1”
t0“Cowpea”
Claim · model-written summary
Five tonnes per hectare of residual manure produced plants with more leaves and branches.
- Taxon
- Cowpea
Vigna unguiculatat0 - Treatment
- 5 t FYM ha-1e0
- Outcome
- more leaves and branchese0
- Direction
- moree0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plots supplied with lower rate of 5 t FYM ha-1 had plants with more leaves and branches and higher pod yield”
t0“Cowpea”
Claim · model-written summary
Five tonnes per hectare of residual manure produced higher pod yield.
- Taxon
- Cowpea
Vigna unguiculatat0 - Treatment
- 5 t FYM ha-1e0
- Outcome
- pod yielde0
- Direction
- highere0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Plots supplied with lower rate of 5 t FYM ha-1 had plants with more leaves and branches and higher pod yield”
t0“Cowpea”
Claim · model-written summary
IT93K-452-1 and IT97K-499-35 were taller.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT93K-452-1 and IT97K-499-35e0
- Outcome
- tallere0
- Direction
- tallere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Variety IT93K-452-1 and IT97K-499-35 were taller”
t0“Cowpea”
Claim · model-written summary
IT93K-4542-1 flowered and matured earlier.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT93K-4542-1e0
- Outcome
- flowered and maturede0
- Direction
- earliere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“IT93K-4542-1 flowered and matured earlier”
t0“Cowpea”
Claim · model-written summary
IT90K-82-2 and IT96D-757 produced bigger pods.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT90K-82-2 and IT96D-757e0
- Outcome
- podse0
- Direction
- Biggere0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Bigger pods were produced by IT90K-82-2 and IT96D-757”
t0“Cowpea”
Claim · model-written summary
IT97K-499-35 had the highest pod yield.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT97K-499-35e0
- Outcome
- pod yielde0
- Direction
- higheste0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“IT97K-499-35 had the highest pod yield”
t0“Cowpea”
Claim · model-written summary
IT93K-452-1 had the least growth.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT93K-452-1e0
- Outcome
- growthe0
- Direction
- leaste0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“IT93K-452-1 exhibited the least growth”
t0“Cowpea”
Claim · model-written summary
IT97K-499-55 at five tonnes of manure had the highest pod yield per hectare.
- Taxon
- Cowpea
Vigna unguiculatat0 - Material
- IT97K-499-55e0
- Treatment
- 5 t FYM ha-1e0
- Outcome
- pod yield ha-1e0
- Direction
- higheste0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“IT97K-499-55 grown in plot supplied with 5 t FYM ha-1 t produced the highest pod yield ha-1”
t0“Cowpea”
The same questions in other papers
fertilization · growth · Vigna unguiculata (cowpea)Positive and negative results
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- positive
- positive
- positive
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See all 143 papers →fertilization · yield · Vigna unguiculata (cowpea)Positive and negative results
274 papers in the same direction as this paper · 15 in the opposite direction · 2 reporting no difference from an alternative
- no effect
- positive
- positive
288 papers more in this group
See all 292 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.