Intervention effectmodel-written summary

The combined fertilizer, zinc and biofertiliser treatment gave the highest cowpea net returns.

A claim from Productivity and profitability of legumes as influenced by integrated nutrient management with fruit crops under hot arid ecology · 2001

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined fertilizer, zinc and biofertiliser treatment gave the highest cowpea net returns.

Treatment
application of 50% recommended dose of fertilizer (RDF) and zinc sulphate @ 20 kg/ha with biofertiliserse0
Outcome
net returnse0
Direction
higheste0
Value
13,273/hae0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Vigna unguiculata
Vigna unguiculata · TaxonHeraldDesa at English Wikipedia · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“application of 50% recommended dose of fertilizer (RDF) and zinc sulphate @ 20 kg/ha with biofertilisers resulted in the highest net returns (13,273/ha) and benefit: cost ratio (2.15) in cowpea”

✓ located verbatim in the source · abstract, characters 896–1089

Title

Productivity and profitability of legumes as influenced by integrated nutrient management with fruit crops under hot arid ecology

DEVI DAYAL; S. MANGALASSERY; S.L. MEENA; et al. Indian Journal of Agronomy 2001. doi:10.59797/ija.v60i2.4454

Other claims from this paper (8)

Record rev-5373a1ceffd0c4e75e0163869eac376857937267be0783cc77c24331863b8224 · schema claims-v0.9 · position 6 in the model’s answer

zinc sulfate · yield · Vigna unguiculata (cowpea)Results agree

14 papers: 14 positive, 0 negative or no effect

13 papers in the same direction as this claim

  1. positive
    Applying ZnSO4 at 20 kg/ha significantly increased green fodder yield to 25.89 t/ha.

    Effect of phosphorus and zinc nutrition on growth and yield of fodder cowpea · 2016

    Same direction

  2. positive
    Foliar ZnSO4 increased cowpea seed yield by 15–20%.

    Status, scope and strategies of arid legumes research in India-A review · 2012

    Same direction

  3. positive
    Combined 0.5% FeSO4 and 0.5% ZnSO4 spraying at 45 DAS increased cowpea seed yield by 43.09 per cent versus control.

    Response of cowpea {Vigna unguiculata (L.) Walp.} to foliar nutrition of zinc and iron in the oxisols of Kerala · 2005 · compared with control

    Same direction

  4. positive
    ZnSO4 at 20 kg/ha increased green fodder yield to 25.89 t/ha.

    Effect of Phosphorus and Zinc Application on Nutritional Characteristics of Fodder Cowpea ( Vigna unguiculata ) · 2015

    Same direction

  5. positive
    Basal 20 kg ZnSO4 gave the highest growth and fodder yield.

    Productivity and Profitability of Fodder Cowpea Cultivars under Various Zinc Management Practices in IGP of India · 2021

    Same direction

  6. positive
    Zinc sulfate at 25 kg/ha produced seed yield of 972 kg/ha.

    Effect of Iron and Zinc on Growth, Yield and Quality of Cowpea (Vigna unguiculata L.) under South Gujarat Condition · 2021 · compared with control

    Same direction

  7. positive
    Foliar ZnSO4 and K2O produced higher pod and grain yield attributes.

    Productivity of grain cowpea in high phosphorus soils as influenced by nutrient interactions · 2019

    Same direction

  8. positive
    The combination of irrigation at 0.8 IW:CPE ratio with 12.5 kg ZnSO4 ha−1 (I4Zn1) gave significantly higher seed yield, stover yield and net realization in summer cowpea.

    Influence of Irrigation Scheduling Based on Critical Growth Stages and Different Levels of Zinc on Growth, Yield and Quality of Summer Cowpea (Vigna unguiculata L. Walp.) Under Middle Gujarat Conditions · 2015

    Same direction

5 papers more in this group

See all 14 papers →

inoculation · yield · Vigna unguiculata (cowpea)Results differ

116 papers: 99 positive, 17 negative or no effect

98 papers in the same direction as this claim · 16 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    Virus-inoculated cowpea had significantly lower growth and yield than buffer controls.

    Interactions of viruses in Cowpea: effects on growth and yield parameters. · 2007 · compared with buffer inoculated control plants

    Opposite direction

  2. negative
    Time of CPSMV inoculation had the most profound impact on cowpea yield.

    Effect ofCowpea severe mosaic viruson Crop Growth Characteristics and Yield of Cowpea · 2005

    Opposite direction

  3. no effect
    Inoculation of cowpea with arbuscular mycorrhizal fungi alone gave no significant increase in shoot biomass or yield, whatever the soil type.

    Response of Cowpea to Symbiotic Microorganisms Inoculation (Arbuscular Mycorrhizal Fungi and Rhizobium) in Cultivated Soils in Senegal · 2015

    Opposite direction

  4. no effect
    Inoculation with two effective local rhizobial strains gave no significant yield difference over uninoculated and N-fed cowpea

    Response of cowpea Vigna unguiculata L Walp to nitrogen and inoculation in Trinidad · 1984 · compared with uninoculated and N-fed treatments

    Opposite direction

  5. no effect
    Bradyrhizobium inoculation had no significant effect on cowpea grain yield.

    Influence of Bradyrhizobium Inoculation and Fungicide Seed Treatment on Development and Yield of Cowpea, Lablab, and Soybean · 2017 · compared with a control

    Opposite direction

  6. negative
    Biofertilizer plus biochar produced about 2% fewer pods than SSP.

    EFFECT OF PLANT GROWTH PROMOTING RHIZOBACTERIA (PGPR) AND BIOCHAR ON SOIL PROPERTIES AND PERFORMANCE OF COWPEA (Vigna unguiculata (L.)Walp) · 2018 · compared with SSP

    Opposite direction

  7. no effect
    Grain yield did not differ among seven rhizobia inoculations, mineral nitrogen fertilization and controls.

    Strategies for Improving Cowpea Grain Yield in the Eastern Amazon: Biological Nitrogen Fixation, Phosphorus Nutrition, and Molybdenum Seed Enrichment · 2023 · compared with the control (without inoculation and N fertilization)

    Opposite direction

  8. negative
    Artificial inoculation reduced cowpea yield by 25.29 to 53.50 per cent versus natural inoculation.

    Effect of Sowing Time and Plant Population on Bacterial Blight and Yield of Cowpea · 1989 · compared with natural

    Opposite direction

107 papers more in this group

See all 116 papers →

fertilization · yield · Vigna unguiculata (cowpea)Positive and negative results

292 papers: 275 positive, 17 negative or no effect

274 papers in the same direction as this claim · 15 in the opposite direction · 2 reporting no difference from an alternative

  1. no effect
    Baglog compost mixed with cow manure had no significant effect on stem diameter, pod number and pod length.

    Respon Pemberian Campuran Kompos Baglog Dengan Pupuk Kandang Sapi dan Pupuk Organik Cair (POC) Limbah Cair Pabrik Kelapa Sawit Terhadap Pertumbuhan dan Produksi Tanaman Kacang Panjang (Vigna sinensis L.). · 2020

    Opposite direction

  2. negative
    62 Mg ha−1 manure decreased cowpea grain and biomass yield.

    Cattle manure and intercropping effects on soil properties and growth and yield of pearl millet and cowpea in Namibia · 2019

    Opposite direction

  3. no effect
    Phosphorus application had no significant effect on cowpea growth and yield.

    Effect of nitrogen and phosphorus fertilizer application on growth and yield performance of cowpea in Ghana · 2017

    Opposite direction

  4. no effect
    Residual KCl fertilization did not affect cowpea grain yield.

    Sistemas de manejo e efeito residual do potássio na produtividade e nutrição do feijão-caupi · 2014

    Opposite direction

  5. no effect
    Adding fertilizer N to inoculated cowpeas did not increase seed yield.

    Interaction Between Rhizobial Inoculation and Fertilizer Nitrogen in Five Cowpea Cultivars · 1986

    Opposite direction

  6. no effect
    Grain yield did not differ among seven rhizobia inoculations, mineral nitrogen fertilization and controls.

    Strategies for Improving Cowpea Grain Yield in the Eastern Amazon: Biological Nitrogen Fixation, Phosphorus Nutrition, and Molybdenum Seed Enrichment · 2023 · compared with the control (without inoculation and N fertilization)

    Opposite direction

  7. no effect
    Fertilizer treatments did not significantly affect harvest time of cowpeas.

    Effects of Fertilizers on Harvest Time and Yield of Cowpeas (Vigna unguiculata) in Sierra Leone · 1973

    Opposite direction

  8. no effect
    Previous FYM application rate did not significantly affect 100-seed weight of cowpea.

    Response of cowpea [Vigna unguiculata (L) Walp] to residual effect of different application rates of sheep manure on chilli pepper (Capsicum annuum) · 2010

    Opposite direction

283 papers more in this group

See all 292 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.