Paper · 2014 · Agroecology and Sustainable Food Systems

Baby Corn-Legumes Intercropping Systems: I. Yields, Resource Utilization Efficiency, and Soil Health

Ravi Chandra Sharma; Pabitra Banik

12
claims
22
verbatim quotes
22
citations
2
research areas
—
Not open access

Abstract

The study was carried out at the Experimental Farm of the Indian Statistical Institute, Giridih, India during the winter seasons of 2007–2008 and 2008–2009 in a split-plot design with three replications. Four legume species (chickpea, pea, groundnut, and lentil) were intercropped with baby corn (Zea mays L.) in 2:1 and 2:2 row arrangements in an additive series besides their sole stand in main-plots and three weeding (no-, one-, and two-weedings) treatments in subplots. Sole baby corn and legumes produced higher economic and by-product yields than their intercropping system. The yield of baby corn declined by 5–14.4% and that of legumes by 8.3–44% when they were grown in association. Intercropping systems had higher baby corn equivalent yield, land use efficiency (28.9–47.2%), area-time efficiency (2.7–15.3%), and monetary advantages, especially in 2:2 row ratios. Baby corn + pea (2:2) followed by baby corn + chickpea (2:2) seemed to be the best intercropping systems in terms of yield advantages and economic returns. Weeding increased yields by reducing competition and yield losses thereby increasing land efficiency and productivity. Intercropping improved soil health measured in terms of NPK, organic carbon, cation exchange capacity, soil enzymes, microbial respiration, and microbial biomass carbon.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 12

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Sole baby corn and sole legumes produced higher economic and by-product yields than the intercropping system.

Taxon
baby corne1
Treatment
intercropping systeme1
Outcome
economic and by-product yieldse1
Direction
highere1
Comparator
Sole baby corn and legumese1

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e1

“Sole baby corn and legumes produced higher economic and by-product yields than their intercropping system”

✓ located verbatim in the source · abstract, characters 475–580 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield of baby corn declined by 5-14.4% when grown in association with legumes.

Taxon
baby corne2
Treatment
grown in associatione2
Outcome
yield of baby corne2
Direction
declinede2
Value
5–14.4%e2

Not reportedComparator

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e2

“The yield of baby corn declined by 5–14.4% and that of legumes by 8.3–44% when they were grown in association”

✓ located verbatim in the source · abstract, characters 582–691 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield of legumes declined by 8.3-44% when grown in association with baby corn.

Taxon
legumese2
Treatment
grown in associatione2
Outcome
yielde2
Direction
declinede2
Value
8.3–44%e2

Not reportedComparator

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e2

“The yield of baby corn declined by 5–14.4% and that of legumes by 8.3–44% when they were grown in association”

✓ located verbatim in the source · abstract, characters 582–691 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping systems had higher baby corn equivalent yield, especially in 2:2 row ratios.

Taxon
baby corne6
Treatment
Intercropping systemse6
Outcome
baby corn equivalent yielde6
Direction
highere6
Qualifier
especially in 2:2 row ratiose4

Not reportedComparator

Verbatim

e6

“Intercropping systems had higher baby corn equivalent yield, land use efficiency (28.9–47.2%), area-time efficiency (2.7–15.3%)”

✓ located verbatim in the source · abstract, characters 693–820 · show in text ↑
e4

“especially in 2:2 row ratios”

✓ located verbatim in the source · abstract, characters 847–875 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping systems had higher land use efficiency (28.9-47.2%), especially in 2:2 row ratios.

Taxon
baby corne6
Treatment
Intercropping systemse6
Outcome
land use efficiencye6
Direction
highere6
Value
28.9–47.2%e6
Qualifier
especially in 2:2 row ratiose4

Not reportedComparator

Verbatim

e6

“Intercropping systems had higher baby corn equivalent yield, land use efficiency (28.9–47.2%), area-time efficiency (2.7–15.3%)”

✓ located verbatim in the source · abstract, characters 693–820 · show in text ↑
e4

“especially in 2:2 row ratios”

✓ located verbatim in the source · abstract, characters 847–875 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping systems had higher area-time efficiency (2.7-15.3%), especially in 2:2 row ratios.

Taxon
baby corne6
Treatment
Intercropping systemse6
Outcome
area-time efficiencye6
Direction
highere6
Value
2.7–15.3%e6
Qualifier
especially in 2:2 row ratiose4

Not reportedComparator

Verbatim

e6

“Intercropping systems had higher baby corn equivalent yield, land use efficiency (28.9–47.2%), area-time efficiency (2.7–15.3%)”

✓ located verbatim in the source · abstract, characters 693–820 · show in text ↑
e4

“especially in 2:2 row ratios”

✓ located verbatim in the source · abstract, characters 847–875 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping systems had higher monetary advantages, especially in 2:2 row ratios.

Taxon
baby corne6
Treatment
Intercropping systemse6
Outcome
monetary advantagese7
Direction
highere6
Qualifier
especially in 2:2 row ratiose7

Not reportedComparator

Verbatim

e6

“Intercropping systems had higher baby corn equivalent yield, land use efficiency (28.9–47.2%), area-time efficiency (2.7–15.3%)”

✓ located verbatim in the source · abstract, characters 693–820 · show in text ↑
e7

“and monetary advantages, especially in 2:2 row ratios”

✓ located verbatim in the source · abstract, characters 822–875 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Baby corn + pea (2:2) seemed to be among the best intercropping systems for yield advantages and economic returns.

Taxon
baby corne1
Treatment
Baby corn + pea (2:2)e1
Outcome
yield advantages and economic returnse1
Direction
beste1
Qualifier
seemede1

Not reportedComparator

Verbatim

e1

“Baby corn + pea (2:2) followed by baby corn + chickpea (2:2) seemed to be the best intercropping systems in terms of yield advantages and economic returns”

✓ located verbatim in the source · abstract, characters 877–1031 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Baby corn + chickpea (2:2) seemed to be among the best intercropping systems for yield advantages and economic returns.

Taxon
baby corne1
Treatment
baby corn + chickpea (2:2)e1
Outcome
yield advantages and economic returnse1
Direction
beste1
Qualifier
seemede1

Not reportedComparator

Verbatim

e1

“Baby corn + pea (2:2) followed by baby corn + chickpea (2:2) seemed to be the best intercropping systems in terms of yield advantages and economic returns”

✓ located verbatim in the source · abstract, characters 877–1031 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Weeding increased baby corn yields by reducing competition and yield losses.

Taxon
baby corne0
Treatment
Weedinge1
Outcome
yieldse1
Direction
increasede1
Qualifier
by reducing competition and yield lossese1

Not reportedComparator

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e1

“Weeding increased yields by reducing competition and yield losses thereby increasing land efficiency and productivity”

✓ located verbatim in the source · abstract, characters 1033–1150 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping improved soil NPK, organic carbon and cation exchange capacity.

Taxon
baby corne0
Treatment
Intercroppinge1
Outcome
NPK, organic carbon, cation exchange capacitye1
Direction
improvede1

Not reportedComparator

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e1

“Intercropping improved soil health measured in terms of NPK, organic carbon, cation exchange capacity, soil enzymes, microbial respiration, and microbial biomass carbon”

✓ located verbatim in the source · abstract, characters 1152–1320 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping improved soil enzymes, microbial respiration and microbial biomass carbon.

Taxon
baby corne0
Treatment
Intercroppinge1
Outcome
soil enzymes, microbial respiration, and microbial biomass carbone1
Direction
improvede1

Not reportedComparator

Verbatim

e0

“baby corn (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 286–309 · show in text ↑
e1

“Intercropping improved soil health measured in terms of NPK, organic carbon, cation exchange capacity, soil enzymes, microbial respiration, and microbial biomass carbon”

✓ located verbatim in the source · abstract, characters 1152–1320 · show in text ↑

Zea mays subsp. mays · yield · Zea mays (maize)Results differ

292 papers: 196 positive, 96 negative or no effect

195 papers in the same direction as this paper · 85 in the opposite direction · 11 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

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Cicer arietinum · yield · Zea mays (maize)Positive and negative results

13 papers: 12 positive, 1 negative or no effect

11 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

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intercropping · soil: chemistry · Zea mays (maize)Positive and negative results

42 papers: 37 positive, 5 negative or no effect

36 papers in the same direction as this paper · 3 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

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herbicide · yield · Zea mays (maize)Positive and negative results

651 papers: 500 positive, 151 negative or no effect

499 papers in the same direction as this paper · 127 in the opposite direction · 24 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

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intercropping · yield · Zea mays (maize)Positive and negative results

834 papers: 613 positive, 221 negative or no effect

612 papers in the same direction as this paper · 181 in the opposite direction · 40 reporting no difference from an alternative

  1. positive
  2. no effect
  3. no effect

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intercropping · soil: biology · Zea mays (maize)Results agree

27 papers: 27 positive, 0 negative or no effect

26 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

23 papers more in this group

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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.