Paper · 2010 · Indian Journal of Dryland Agricultural Research and Development

Impact of Improved Dryland Technologies on Crop Yields in a Microwatershed in Southern Rajasthan

Sanjeev Sharma; Ashish Kothari; Rohit Sharma; et al.

14
claims
15
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Rainfed agriculture is the main source of livelihood for farmers in the southern region of Rajasthan. Farmers in the semi arid zone have normally very few options in terms of crop choice. Maize is the dominant crop in the region. Due to low and erratic rainfall, poor fertility of soils and non adoption of improved land, water and crop management practices, productivity levels of different crops in rainfed areas are not encouraging. On-farm trials/were conducted during 2002 to 2006 to validate important dryland agriculture technologies in comparison to traditional practices in village Pathliyas (Mangrope watershed). Overall increase in crop production by use of improved seed over local seed of different crops ranged from 17.4 to 133.7 per cent. Supplemental irrigation through harvested rainwater in maize + blackgram (2:2) and groundnut + sesame (6:2) intercropping systems is most promising for enhancing productivity and higher B: C ratio under rainfed conditions. Maize + blackgram intercropping (2:2) system gave highest net returns (Rs. 8640 ha−1) and B: C ratio (2.00) in comparison to sole and strip cropping of maize. Deep tillage + ridging 30 days after sowing + 100% recommended nitrogen through farm yard manure increased the grain yield of maize to the tune of 52.70 per cent as compared to farmer's practice. Gram + mustard intrcropping (sowing of mustard across the gram at 4 m. interval) gave the highest net return (Rs. 22824/- ha−1) and B: C ratio (3.98) as compared to other methods of gram cultivation. Application of sulphur in groundnut was found beneficial and gave higher benefit-cost ratio (2.26) and net returns (Rs.11520 ha1) as compared to control (1.88 and Rs. 7515 ha−1). Improved technology increased the productivity of kharif and rabi crops to the tune of 18.4 to 51.77 and 35.2 to 48.4 per cent, respectively over the traditional practice of the farmers. Improved bio-diverse farming system was found more profitable over the traditional system of maize cropping with higher net returns (Rs. 3141 ha−1) and B: C ratio (1.42).

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Claims 14

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Improved seed increased crop production by 17.4 to 133.7 percent over local seed.

Treatment
improved seede0
Outcome
crop productione0
Direction
increasee0
Value
17.4 to 133.7 per cente0
Comparator
local seede0

Not reportedTaxon

Verbatim

t0

“Crop Yields”

✓ located verbatim in the source · title, characters 43–54 · show in text ↑
e0

“Overall increase in crop production by use of improved seed over local seed of different crops ranged from 17.4 to 133.7 per cent.”

✓ located verbatim in the source · abstract, characters 623–753 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Supplemental irrigation in maize and blackgram intercropping was promising for productivity and benefit cost ratio.

Taxon
maizeZea mayse0
Treatment
Supplemental irrigation through harvested rainwatere0
Outcome
enhancing productivity and higher B: C ratioe0
Direction
highere0

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

“Supplemental irrigation through harvested rainwater in maize + blackgram (2:2) and groundnut + sesame (6:2) intercropping systems is most promising for enhancing productivity and higher B: C ratio under rainfed conditions.”

✓ located verbatim in the source · abstract, characters 754–976 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Supplemental irrigation in groundnut and sesame intercropping was promising for productivity and benefit cost ratio.

Taxon
groundnutArachis hypogaeae0
Treatment
Supplemental irrigation through harvested rainwatere0
Outcome
enhancing productivity and higher B: C ratioe0
Direction
highere0

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“Supplemental irrigation through harvested rainwater in maize + blackgram (2:2) and groundnut + sesame (6:2) intercropping systems is most promising for enhancing productivity and higher B: C ratio under rainfed conditions.”

✓ located verbatim in the source · abstract, characters 754–976 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize and blackgram intercropping had the highest net returns.

Taxon
MaizeZea mayse0
Treatment
Maize + blackgram intercropping (2:2)e0
Outcome
net returnse0
Direction
higheste0
Value
Rs. 8640 ha−1e0
Comparator
sole and strip cropping of 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

“Maize + blackgram intercropping (2:2) system gave highest net returns (Rs. 8640 ha−1) and B: C ratio (2.00) in comparison to sole and strip cropping of maize.”

✓ located verbatim in the source · abstract, characters 977–1135 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Maize and blackgram intercropping had a benefit cost ratio of 2.00.

Taxon
MaizeZea mayse0
Treatment
Maize + blackgram intercropping (2:2)e0
Outcome
B: C ratioe0
Direction
higheste0
Value
2.00e0
Comparator
sole and strip cropping of 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

“Maize + blackgram intercropping (2:2) system gave highest net returns (Rs. 8640 ha−1) and B: C ratio (2.00) in comparison to sole and strip cropping of maize.”

✓ located verbatim in the source · abstract, characters 977–1135 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Deep tillage, ridging and manure nitrogen increased maize grain yield by 52.70 percent.

Taxon
maizeZea mayse0
Treatment
Deep tillage + ridging 30 days after sowing + 100% recommended nitrogen through farm yard manuree0
Outcome
grain yield of maizee0
Direction
increasede0
Value
52.70 per cente0
Comparator
farmer's practicee0

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

“Deep tillage + ridging 30 days after sowing + 100% recommended nitrogen through farm yard manure increased the grain yield of maize to the tune of 52.70 per cent as compared to farmer's practice.”

✓ located verbatim in the source · abstract, characters 1136–1331 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Gram and mustard intercropping gave the highest net returns.

Taxon
Grame0
Treatment
Gram + mustard intrcroppinge0
Outcome
net returne0
Direction
higheste0
Value
Rs. 22824/- ha−1e0
Comparator
other methods of gram cultivatione0

Verbatim

e0

“Gram + mustard intrcropping (sowing of mustard across the gram at 4 m. interval) gave the highest net return (Rs. 22824/- ha−1) and B: C ratio (3.98) as compared to other methods of gram cultivation.”

✓ located verbatim in the source · abstract, characters 1332–1531 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Gram and mustard intercropping gave a benefit cost ratio of 3.98.

Taxon
Grame0
Treatment
Gram + mustard intrcroppinge0
Outcome
B: C ratioe0
Direction
higheste0
Value
3.98e0
Comparator
other methods of gram cultivatione0

Verbatim

e0

“Gram + mustard intrcropping (sowing of mustard across the gram at 4 m. interval) gave the highest net return (Rs. 22824/- ha−1) and B: C ratio (3.98) as compared to other methods of gram cultivation.”

✓ located verbatim in the source · abstract, characters 1332–1531 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sulphur application in groundnut raised the benefit cost ratio to 2.26.

Taxon
groundnutArachis hypogaeae0
Treatment
Application of sulphure0
Outcome
benefit-cost ratioe0
Direction
highere0
Value
2.26e0
Qualifier
1.88e0
Comparator
controle0

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“Application of sulphur in groundnut was found beneficial and gave higher benefit-cost ratio (2.26) and net returns (Rs.11520 ha1) as compared to control (1.88 and Rs. 7515 ha−1).”

✓ located verbatim in the source · abstract, characters 1532–1710 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sulphur application in groundnut raised net returns to Rs.11520 ha1.

Taxon
groundnutArachis hypogaeae0
Treatment
Application of sulphure0
Outcome
net returnse0
Direction
highere0
Value
Rs.11520 ha1e0
Qualifier
Rs. 7515 ha−1e0
Comparator
controle0

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“Application of sulphur in groundnut was found beneficial and gave higher benefit-cost ratio (2.26) and net returns (Rs.11520 ha1) as compared to control (1.88 and Rs. 7515 ha−1).”

✓ located verbatim in the source · abstract, characters 1532–1710 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Improved technology increased kharif crop productivity by 18.4 to 51.77 percent.

Taxon
kharife0
Treatment
Improved technologye0
Outcome
productivity of kharife0
Direction
increasede0
Value
18.4 to 51.77e0
Comparator
traditional practice of the farmerse0

Verbatim

e0

“Improved technology increased the productivity of kharif and rabi crops to the tune of 18.4 to 51.77 and 35.2 to 48.4 per cent, respectively over the traditional practice of the farmers.”

✓ located verbatim in the source · abstract, characters 1711–1897 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Improved technology increased rabi crop productivity by 35.2 to 48.4 percent.

Taxon
rabie0
Treatment
Improved technologye0
Outcome
rabi cropse0
Direction
increasede0
Value
35.2 to 48.4 per cente0
Comparator
traditional practice of the farmerse0

Verbatim

e0

“Improved technology increased the productivity of kharif and rabi crops to the tune of 18.4 to 51.77 and 35.2 to 48.4 per cent, respectively over the traditional practice of the farmers.”

✓ located verbatim in the source · abstract, characters 1711–1897 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Biodiverse farming had higher net returns than traditional maize cropping.

Taxon
maizeZea mayse0
Treatment
Improved bio-diverse farming systeme0
Outcome
net returnse0
Direction
highere0
Value
Rs. 3141 ha−1e0
Comparator
traditional system of maize croppinge0

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

“Improved bio-diverse farming system was found more profitable over the traditional system of maize cropping with higher net returns (Rs. 3141 ha−1) and B: C ratio (1.42).”

✓ located verbatim in the source · abstract, characters 1898–2068 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Biodiverse farming had a benefit cost ratio of 1.42.

Taxon
maizeZea mayse0
Treatment
Improved bio-diverse farming systeme0
Outcome
B: C ratioe0
Direction
more profitablee0
Value
1.42e0
Comparator
traditional system of maize croppinge0

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

“Improved bio-diverse farming system was found more profitable over the traditional system of maize cropping with higher net returns (Rs. 3141 ha−1) and B: C ratio (1.42).”

✓ located verbatim in the source · abstract, characters 1898–2068 · show in text ↑

Vigna mungo · yield · Zea mays (maize)Positive and negative results

32 papers: 29 positive, 3 negative or no effect

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

  1. negative
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  3. negative

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sulfur atom · yield · Arachis hypogaea (peanut)Results agree

59 papers: 59 positive, 0 negative or no effect

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cultivation system · yield · Zea mays (maize)Positive and negative results

155 papers: 110 positive, 45 negative or no effect

109 papers in the same direction as this paper · 40 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
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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. no effect
  2. no effect
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tillage · yield · Zea mays (maize)Positive and negative results

1,099 papers: 812 positive, 287 negative or no effect

811 papers in the same direction as this paper · 230 in the opposite direction · 57 reporting no difference from an alternative

  1. no effect
  2. negative
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nitrogen · yield · Zea mays (maize)Positive and negative results

2,185 papers: 1,906 positive, 279 negative or no effect

1,905 papers in the same direction as this paper · 234 in the opposite direction · 45 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

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

3,908 papers: 3,485 positive, 423 negative or no effect

3,484 papers in the same direction as this paper · 338 in the opposite direction · 85 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

3,904 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.