Paper · 2013 · He'nan nongye kexue

Effect of Plantation Density on Growth and Yield of Chili Peppers

Wang Xu-qian

8
claims
17
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

In order to investigate the optimal plantation density and the group physiological indexes of chili peppers,the effect of different plantation density on growth period,plant character,leaf area index,photosynthetic productivity,dry matter accumulation and yield of chili pepper Yuxin 12 were studied using 7 plantation densities.The result showed that the yield of spring pepper Yuxin 12 was highest(5 740.5 kg/ha) when treated with 180 thousand strains/ha;the maximum leaf area index and photosynthetic productivity reached 7.35 and 2.55 g/(m2·d) in earlier harvest period,and in harvest period leaf area index was still maintained at 6.61 with the average photosynthetic productivity of 2.36 g/(m2·d).As for the plantation density in the range of 60-240 thousand strains/ha,there was a relation of quadratic curve between plantation density and yield:=136.88+39.28x-1.59x2(F=3 466.39* *),the best plantation density was 185.7 thousand strains/ha and the highest yield was 5 703 kg/ha,which was consistent with the actual production.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Yield of spring pepper Yuxin 12 was highest at 180 thousand strains/ha, at 5 740.5 kg/ha.

Taxon
chili pepperCapsicumt0
Material
Yuxin 12e0
Treatment
180 thousand strains/hae0
Outcome
yielde0
Direction
higheste0
Value
5 740.5 kg/hae0
Setting
springe0

Not reportedComparator

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e0

“the yield of spring pepper Yuxin 12 was highest(5 740.5 kg/ha) when treated with 180 thousand strains/ha”

✓ located verbatim in the source · abstract, characters 352–456 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Maximum leaf area index reached 7.35 in the earlier harvest period.

Taxon
chili pepperCapsicumt0
Outcome
maximum leaf area indexe1
Value
7.35e1
Qualifier
in earlier harvest periode1

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e1

“the maximum leaf area index and photosynthetic productivity reached 7.35 and 2.55 g/(m2·d) in earlier harvest period”

✓ located verbatim in the source · abstract, characters 457–573 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Maximum photosynthetic productivity reached 2.55 g/(m2·d) in the earlier harvest period.

Taxon
chili pepperCapsicumt0
Outcome
photosynthetic productivitye1
Value
2.55 g/(m2·d)e1
Qualifier
in earlier harvest periode1

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e1

“the maximum leaf area index and photosynthetic productivity reached 7.35 and 2.55 g/(m2·d) in earlier harvest period”

✓ located verbatim in the source · abstract, characters 457–573 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf area index was maintained at 6.61 in the harvest period.

Taxon
chili pepperCapsicumt0
Outcome
leaf area indexe2
Value
6.61e2
Qualifier
in harvest periode2

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e2

“in harvest period leaf area index was still maintained at 6.61”

✓ located verbatim in the source · abstract, characters 578–640 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Average photosynthetic productivity was 2.36 g/(m2·d) in the harvest period.

Taxon
chili pepperCapsicumt0
Outcome
average photosynthetic productivitye3
Value
2.36 g/(m2·d)e3
Qualifier
in harvest periode2

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e2

“in harvest period leaf area index was still maintained at 6.61”

✓ located verbatim in the source · abstract, characters 578–640 · show in text ↑
e3

“with the average photosynthetic productivity of 2.36 g/(m2·d)”

✓ located verbatim in the source · abstract, characters 641–702 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Yield had a quadratic curve relation with plantation density over 60-240 thousand strains/ha.

Taxon
chili pepperCapsicumt0
Treatment
plantation densitye4
Outcome
yielde4
Qualifier
quadratic curvee4

Not reportedDirection

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e4

“there was a relation of quadratic curve between plantation density and yield”

✓ located verbatim in the source · abstract, characters 776–852 · show in text ↑
Observationobservedoriginal resultsimulated

Claim · model-written summary

Best plantation density estimated from the regression was 185.7 thousand strains/ha.

Taxon
chili pepperCapsicumt0
Outcome
best plantation densitye5
Value
185.7 thousand strains/hae5

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e5

“the best plantation density was 185.7 thousand strains/ha and the highest yield was 5 703 kg/ha”

✓ located verbatim in the source · abstract, characters 890–985 · show in text ↑
Observationobservedoriginal resultsimulated

Claim · model-written summary

Highest yield estimated from the regression was 5 703 kg/ha, consistent with actual production.

Taxon
chili pepperCapsicumt0
Outcome
highest yielde5
Value
5 703 kg/hae5
Qualifier
which was consistent with the actual productione5

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

Capsicum
Capsicum · Taxon · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

t0

“Growth and Yield of Chili Peppers”

✓ located verbatim in the source · title, characters 32–65 · show in text ↑
e5

“the best plantation density was 185.7 thousand strains/ha and the highest yield was 5 703 kg/ha,which was consistent with the actual production”

✓ located verbatim in the source · abstract, characters 890–1033 · show in text ↑