Paper · 2023 · International Journal of Environment and Climate Change

Impact on Maize (Zea mays) Crop Productivity and Yield Parameters with Intercropping of Cowpea (Vigna unguiculata L.) and Moong Bean (Vigna radiata L.)

Pinki; Arshdeep Singh; Mohit Nain

7
claims
17
verbatim quotes
1
citations
2
research areas
✓
Open access

Abstract

The current study evaluated the impact of intercropping Cowpea and Moong bean on Maize yield and its constituent parts. Nine different treatments were used in the experiment viz., (T1) sole Maize, (T2) sole Cowpea, (T3) sole Moong bean, (T4) Maize + Cowpea (1:1), (T5) Maize + Cowpea (1:2), (T6) Maize + Cowpea (1:3), (T7) Maize + Moong bean (1:1), (T8) Maize + Moong bean (1:2) and, (T9) Maize + Moong bean (2:1) in a randomized block design with three replications in Kharif season. The findings showed that intercropped plants had greater potential and produced higher values for the majority of the studied criteria, including plant height, chlorophyll meter reading (SPAD) number of cobs plant-1, number of rows cob-1, number of grains row-1, 100-grain weight, and straw and grain yields Intercrop’s seed yields were less in intercropped treatments than sole Maize. (T5) Maize + Cowpea (1:2) was best treatment having highest yield (5915.83 kg ha-1), maximum LER (1.8) and MEY (kg ha-1) (11663.36). This clearly demonstrated the advantages of intercropping Maize with legumes. This is because the leguminous crops can provide additional nutrients to the Maize crop through biological nitrogen fixation (BNF). Additionally legumes can improve the declined soil productivity by enhancing the overall soil conditions like chemical, biological, and physical. The increased availability of nitrogen and enhancement in soil physical, chemical and biological properties can improve Maize growth, leading to higher yield. Additionally it boosts soil conservation by providing more ground cover than mono-cropping.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropped plants were taller and had higher chlorophyll readings.

Taxon
MaizeZea mayst0
Treatment
intercroppede0
Outcome
plant height, chlorophyll meter reading (SPAD)e0
Direction
highere0
Comparator
sole Maizee1

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“intercropped plants had greater potential and produced higher values for the majority of the studied criteria, including plant height, chlorophyll meter reading (SPAD)”

✓ located verbatim in the source · abstract, characters 510–677 · show in text ↑
t0

“Maize (Zea mays)”

✓ located verbatim in the source · title, characters 10–26 · show in text ↑
e1

“(T1) sole Maize”

✓ located verbatim in the source · abstract, characters 180–195 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping increased cob number, rows per cob, and grains per row.

Taxon
MaizeZea mayst0
Treatment
intercroppede1
Outcome
number of cobs plant-1, number of rows cob-1, number of grains row-1e0
Direction
highere0
Comparator
sole Maizee2

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“produced higher values for the majority of the studied criteria, including plant height, chlorophyll meter reading (SPAD) number of cobs plant-1, number of rows cob-1, number of grains row-1”

✓ located verbatim in the source · abstract, characters 556–746 · show in text ↑
t0

“Maize (Zea mays)”

✓ located verbatim in the source · title, characters 10–26 · show in text ↑
e1

“intercropped plants”

✓ located verbatim in the source · abstract, characters 510–529 · show in text ↑
e2

“(T1) sole Maize”

✓ located verbatim in the source · abstract, characters 180–195 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping increased 100-grain weight and straw and grain yields.

Taxon
MaizeZea mayst0
Treatment
intercroppede1
Outcome
100-grain weight, and straw and grain yieldse0
Direction
highere0
Comparator
sole Maizee2

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“produced higher values for the majority of the studied criteria, including plant height, chlorophyll meter reading (SPAD) number of cobs plant-1, number of rows cob-1, number of grains row-1, 100-grain weight, and straw and grain yields”

✓ located verbatim in the source · abstract, characters 556–792 · show in text ↑
t0

“Maize (Zea mays)”

✓ located verbatim in the source · title, characters 10–26 · show in text ↑
e1

“intercropped plants”

✓ located verbatim in the source · abstract, characters 510–529 · show in text ↑
e2

“(T1) sole Maize”

✓ located verbatim in the source · abstract, characters 180–195 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Intercrop seed yields were lower than sole maize.

Taxon
MaizeZea mayse0
Treatment
intercropped treatmentse0
Outcome
Intercrop’s seed yieldse0
Direction
lesse0
Comparator
sole Maizee0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Intercrop’s seed yields were less in intercropped treatments than sole Maize”

✓ located verbatim in the source · abstract, characters 793–869 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize plus cowpea at 1:2 produced the highest yield of 5915.83 kg ha-1.

Taxon
MaizeZea mayse0
Treatment
Maize + Cowpea (1:2)e0
Outcome
yielde0
Direction
higheste0
Value
5915.83 kg ha-1e0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“(T5) Maize + Cowpea (1:2) was best treatment having highest yield (5915.83 kg ha-1)”

✓ located verbatim in the source · abstract, characters 871–954 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize plus cowpea at 1:2 had maximum LER of 1.8.

Taxon
MaizeZea mayse0
Treatment
Maize + Cowpea (1:2)e0
Outcome
LERe0
Direction
maximume0
Value
1.8e0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“(T5) Maize + Cowpea (1:2) was best treatment having highest yield (5915.83 kg ha-1), maximum LER (1.8)”

✓ located verbatim in the source · abstract, characters 871–973 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize plus cowpea at 1:2 had MEY of 11663.36 kg ha-1.

Taxon
MaizeZea mayst0
Treatment
Maize + Cowpea (1:2)e1
Outcome
MEY (kg ha-1)e0
Value
11663.36e0

Not reportedDirection

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“maximum LER (1.8) and MEY (kg ha-1) (11663.36)”

✓ located verbatim in the source · abstract, characters 956–1002 · show in text ↑
t0

“Maize (Zea mays)”

✓ located verbatim in the source · title, characters 10–26 · show in text ↑
e1

“(T5) Maize + Cowpea (1:2) was best treatment”

✓ located verbatim in the source · abstract, characters 871–915 · show in text ↑

intercropping · physiology: pigments · Zea mays (maize)Results differ

23 papers: 17 positive, 6 negative or no effect

16 papers in the same direction as this paper · 6 in the opposite direction

  1. no effect
  2. no effect
  3. negative

19 papers more in this group

See all 23 papers →

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. positive
  3. positive

830 papers more in this group

See all 834 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.