Intervention effectmodel-written summary

The triple treatment significantly increased tuber root diameter in sweet potato tubers.

A claim from RESPONSE OF SWEET POTATO PLANTS TO SULPHUR, FARMYARD MANURE AND FOLIAR SPRAY WITH CHITOSAN 2. YIELD AND ITS COMPONENTS AS WELL AS TUBER ROOTS QUALITY · 2017

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The triple treatment significantly increased tuber root diameter in sweet potato tubers.

Taxon
sweet potatoIpomoea batatase1
Material
Buregard cv.e1
Organ / stage
tuber rootse0
Treatment
150 kg/fad., sulphur, 4 ton/fad., FYM and spraying plants with 150 ppm chitosane0
Outcome
tuber root diametere0
Direction
increasede0

Not reportedGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Average tuber root diameter, average tuber weight, both marketable and total yield, N, P, K, total sugars and total carbohydrates contents in tuber roots at harvest time were significantly increased with the triple interaction among 150 kg/fad., sulphur, 4 ton/fad., FYM and spraying plants with 150 ppm chitosan.”

✓ located verbatim in the source · abstract, characters 400–713
e1

“sweet potato (Buregard cv.) grown in clay soil.”

✓ located verbatim in the source · abstract, characters 352–399

Title

RESPONSE OF SWEET POTATO PLANTS TO SULPHUR, FARMYARD MANURE AND FOLIAR SPRAY WITH CHITOSAN 2. YIELD AND ITS COMPONENTS AS WELL AS TUBER ROOTS QUALITY

Mansour, Fawzy Y.O. Zagazig Journal of Agricultural Research 2017. doi:10.21608/zjar.2017.51335

Other claims from this paper (10)

Record rev-e069a1fb092e78ec9eeb095ecac059790465e6078d6af1ac5459ca9391e6d44a · schema claims-v0.9 · position 1 in the model’s answer

chitosan · growth · Ipomoea batatas (sweet potato)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this claim

  1. positive
    Combined cutting dip and foliar chitosan was best for increasing shoot dry weight.

    EFFECT OF APPLICATION METHODS AND CONCENTATION OF CHITOSAN ON GROWTH, YIELD, TUBER ROOTS QUALITY AND STORABILITY OF SWEET POTATO PLANTS GROWN UNDER SANDY SOIL CONDITIONS · 2015

    Same direction

See all 2 papers →

fertilization · growth · Ipomoea batatas (sweet potato)Results differ

63 papers: 53 positive, 10 negative or no effect

52 papers in the same direction as this claim · 10 in the opposite direction

  1. no effect
    Nitrogen addition did not influence total biomass, foliage, fibrous root or storage root weights.

    Sweet Potato Root and Biomass Production with and without Nitrogen Fertilization · 1990

    Opposite direction

  2. no effect
    High fertilizer rate did not change sweet potato storage root weight.

    Effect of Fertilizer and Watering Methods on Growth and Yields of Pot-grown Sweet Potato Genotypes · 1984

    Opposite direction

  3. no effect
    The combined top soil ratio and compost dose had no effect on sweet potato vine length, vine diameter and branch number during the vegetative phase.

    PENGARUH PENAMBAHAN TOP SOIL INCEPTISOL DAN KOMPOS PADA TAILING AMALGAMASI TERHADAP PANJANG SULUR, DIAMETER SULUR DAN JUMLAH CABANG TANAMAN UBI JALAR (Ipomoea batatas L.) · 2020

    Opposite direction

  4. no effect
    In the second season, inorganic fertilizer had no significant effect on growth.

    Orange Fleshed Sweet Potato Response to Filter Cake and Macadamia Husk Compost in Two Agroecologies of KwaZulu-Natal Province, South Africa · 2022

    Opposite direction

  5. negative
    Potassium treatment reduced storage-root dry matter rate.

    Effect of potassium fertilizer application on main quality traits and starch RVA characters of sweetpotato · 2011

    Opposite direction

  6. no effect
    The type of fertilizer used had no effect on crack formations, root size and number.

    Integrating Agronomic Practices for the Mitigation of Crack Formation on Sweet Potato Roots at Umudike, South Eastern Nigeria · 2017

    Opposite direction

  7. no effect
    NPK did not significantly affect vine length or branch number in either system.

    Growth and Yield Response of Improved Sweet Potato Cultivars to Intercropping with Hybrid Maize and Inorganic Fertilizers · 2021 · compared with control

    Opposite direction

  8. no effect
    Fertilization caused no significant growth difference versus control.

    Sweet Potato Cultivation Applying Root Apical Seedling Technique · 2011 · compared with control

    Opposite direction

54 papers more in this group

See all 63 papers →

application · growth · Ipomoea batatas (sweet potato)Positive and negative results

13 papers: 11 positive, 2 negative or no effect

10 papers in the same direction as this claim · 2 in the opposite direction

  1. no effect
    Mepiquat chloride sprays did not affect dry weight partitioning to vines or storage roots.

    Retardation of Vine Development of Pot-grown Sweet Potato Plants with Mepiquat Chloride · 1986

    Opposite direction

  2. negative
    Sugar spray alone retarded top growth.

    On the physiology and utilization of vitamin B1 in garden crops. V · 1956

    Opposite direction

  3. positive
    Seed germination percentage rose with immersion time to 53.30 min, reaching an estimated maximum of 85.39%.

    Soaking time in sulfuric acid to overcome sweet potato seeds dormancy · 2024

    Same direction

  4. positive
    Foliar humic substance application significantly improved sweet potato growth parameters in normal growth scenarios.

    Chitosan combined with humic applications during sensitive growth stages to drought improves nutritional status and water relations of sweet potato · 2024

    Same direction

  5. positive
    Repeated spraying of 40 or 50 ppm boron increased leaf area index, absolute growth rate and net assimilation rate.

    Boron Foliar Application in Relation to Sweet Potato Productivity · 2019

    Same direction

  6. positive
    Combined cutting dip and foliar chitosan was best for increasing shoot dry weight.

    EFFECT OF APPLICATION METHODS AND CONCENTATION OF CHITOSAN ON GROWTH, YIELD, TUBER ROOTS QUALITY AND STORABILITY OF SWEET POTATO PLANTS GROWN UNDER SANDY SOIL CONDITIONS · 2015

    Same direction

  7. positive
    Irrigation every 15 or 30 days with fulvic acid and potassium silicate increased vine length and shoot fresh and dry weights.

    RESPONSE OF YIELD AND QUALITY OF SWEET POTATO PLANTS TO IRRIGATION INTERVALS AND SOME SOIL AND FOLIAR APPLICATION TREATMENTS · 2021

    Same direction

  8. positive
    Twenty-minute treatment with 98% sulfuric acid efficiently broke sweet potato seed dormancy.

    Dormancy and evaluation of the physical-physiological quality in sweet potato [Ipomoea batatas (L.) Lam.] seeds by image analysis · 2022

    Same direction

4 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.