Paper · 2011 · Ganhan diqu nongye yanjiu

Study on cotton yield and components in apricot-cotton intercropping system

YU Yong-jiang

12
claims
27
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Under the natural environment in south Xinjiang,we studied the effect of apricot-cotton intercropping on cotton yield and yield components,aimed at providing the theoretical basis for efficient cultivation technology of cotton in the apricot-cotton intercropping system.The results showed: The LAI of intercropped cotton was lower than that of sole cotton through the whole growth stage,and the peak of LAI appeared earlier and LAI of intercropped cotton decreased slowly at the later stage,and was lower than that of sole cotton by 15.9%;There was a close relation between leaf Pn and its SPAD value,before peak flowering,both the leaf Pn of intercropped cotton and sole cotton increased fast and so was the leaf SPAD value,but both of which were lower than that of sole cotton;The fast accumulating period of dry matter above ground of intercropped cotton was shorter than that of the sole cotton by 10.7 days,and the max dry matter accumulation time of intercropped cotton appeared earlier than that of sole cotton by 4.7 days,and the max dry matter accumulation amount was less than that of the sole cotton by 0.42 g per plant;The ratio of the three kinds of bolls of intercropped cotton was 0.14∶1∶0.14,and the lint yield was 1 395.3 kg/hm2 lower than that of the sole cotton by 41.2%;The economic income of intercropped cotton is higher than that of the sole cotton by 37.8%.

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Claims 12

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Intercropped cotton had lower LAI than sole cotton throughout growth, including 15.9% lower LAI at the later stage.

Treatment
intercropped cottone0
Outcome
LAIe0
Direction
lowere0
Value
15.9%e0
Qualifier
at the later stagee0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The LAI of intercropped cotton was lower than that of sole cotton through the whole growth stage,and the peak of LAI appeared earlier and LAI of intercropped cotton decreased slowly at the later stage,and was lower than that of sole cotton by 15.9%”

✓ located verbatim in the source · abstract, characters 290–538 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The LAI peak appeared earlier in intercropped cotton.

Treatment
intercropped cottone1
Outcome
peak of LAIe0
Direction
earliere0

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the peak of LAI appeared earlier”

✓ located verbatim in the source · abstract, characters 391–423 · show in text ↑
e1

“The LAI of intercropped cotton”

✓ located verbatim in the source · abstract, characters 290–320 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

LAI of intercropped cotton decreased slowly at the later stage.

Outcome
LAIe0
Direction
decreasede0
Qualifier
at the later stagee0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“LAI of intercropped cotton decreased slowly at the later stage”

✓ located verbatim in the source · abstract, characters 428–490 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Cotton leaf Pn was closely related to SPAD value.

Organ / stage
leafe0
Outcome
leaf Pne0
Qualifier
SPAD valuee0

Not reportedDirection

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“There was a close relation between leaf Pn and its SPAD value”

✓ located verbatim in the source · abstract, characters 539–600 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Before peak flowering, intercropped cotton leaf Pn was lower than sole cotton.

Treatment
intercropped cottone0
Outcome
leaf Pne0
Direction
lowere0
Qualifier
before peak floweringe0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“before peak flowering,both the leaf Pn of intercropped cotton and sole cotton increased fast and so was the leaf SPAD value,but both of which were lower than that of sole cotton”

✓ located verbatim in the source · abstract, characters 601–778 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Before peak flowering, intercropped cotton leaf SPAD value was lower than sole cotton.

Treatment
intercropped cottone0
Outcome
leaf SPAD valuee0
Direction
lowere0
Qualifier
before peak floweringe0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“before peak flowering,both the leaf Pn of intercropped cotton and sole cotton increased fast and so was the leaf SPAD value,but both of which were lower than that of sole cotton”

✓ located verbatim in the source · abstract, characters 601–778 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The rapid aboveground dry matter accumulation period was 10.7 days shorter under intercropping.

Treatment
intercropped cottone0
Outcome
fast accumulating period of dry matter above grounde0
Direction
shortere0
Value
10.7 dayse0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The fast accumulating period of dry matter above ground of intercropped cotton was shorter than that of the sole cotton by 10.7 days”

✓ located verbatim in the source · abstract, characters 779–911 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Maximum dry matter accumulation occurred 4.7 days earlier in intercropped cotton.

Treatment
intercropped cottone0
Outcome
max dry matter accumulation timee0
Direction
earliere0
Value
4.7 dayse0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the max dry matter accumulation time of intercropped cotton appeared earlier than that of sole cotton by 4.7 days”

✓ located verbatim in the source · abstract, characters 916–1029 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Maximum dry matter accumulation was 0.42 g per plant less in intercropped cotton.

Treatment
intercropped cottone1
Outcome
max dry matter accumulation amounte0
Direction
lesse0
Value
0.42 g per plante0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the max dry matter accumulation amount was less than that of the sole cotton by 0.42 g per plant”

✓ located verbatim in the source · abstract, characters 1034–1130 · show in text ↑
e1

“The ratio of the three kinds of bolls of intercropped cotton”

✓ located verbatim in the source · abstract, characters 1131–1191 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The three boll kinds had a 0.14∶1∶0.14 ratio in intercropped cotton.

Outcome
ratio of the three kinds of bollse0
Value
0.14∶1∶0.14e0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The ratio of the three kinds of bolls of intercropped cotton was 0.14∶1∶0.14”

✓ located verbatim in the source · abstract, characters 1131–1207 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Intercropped cotton lint yield was 1 395.3 kg/hm2, 41.2% below sole cotton.

Treatment
intercropped cottone1
Outcome
lint yielde0
Direction
lowere0
Value
1 395.3 kg/hm2e0
Qualifier
41.2%e0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the lint yield was 1 395.3 kg/hm2 lower than that of the sole cotton by 41.2%”

✓ located verbatim in the source · abstract, characters 1212–1289 · show in text ↑
e1

“The ratio of the three kinds of bolls of intercropped cotton”

✓ located verbatim in the source · abstract, characters 1131–1191 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Economic income of intercropped cotton was 37.8% higher than sole cotton.

Treatment
intercropped cottone0
Outcome
economic incomee0
Direction
highere0
Value
37.8%e0
Comparator
sole cottone0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The economic income of intercropped cotton is higher than that of the sole cotton by 37.8%”

✓ located verbatim in the source · abstract, characters 1290–1380 · show in text ↑
t0

“Study on cotton yield and components in apricot-cotton intercropping system”

✓ located verbatim in the source · title, characters 0–75 · show in text ↑

intercropping · yield · Gossypium hirsutum (cotton)Results differ

104 papers: 85 positive, 19 negative or no effect

84 papers in the same direction as this paper · 15 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

100 papers more in this group

See all 104 papers →

intercropping · physiology: pigments · Gossypium hirsutum (cotton)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

2 in the opposite direction

  1. positive
  2. positive
See all 3 papers →

intercropping · physiology: photosynthesis · Gossypium hirsutum (cotton)Positive and negative results

5 papers: 3 positive, 2 negative or no effect

1 paper in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

intercropping · quality: grain · Gossypium hirsutum (cotton)Positive and negative results

6 papers: 3 positive, 3 negative or no effect

2 papers in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

intercropping · growth · Gossypium hirsutum (cotton)Positive and negative results

13 papers: 8 positive, 5 negative or no effect

4 papers in the same direction as this paper · 8 in the opposite direction

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 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.