Paper · 2019 · Journal of Agriculture and Ecology Research International

Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties

Michael Ajanja Sakha; Joyce Jefwa; Joseph P. Gweyi-Onyango

6
claims
25
verbatim quotes
13
citations
2
research areas
✓
Open access

Abstract

Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community, being of particular significance for plant mineral nutrition in tropical agro ecosystems. The effects of AMF inoculation on growth and yield of two sweet potato varieties was studied during the short rains season of 2017/2018 in the Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta University. The experiment was laid down as 2x2 factorial design in a randomized complete block design (RCBD) with three replications. The experimental factors were two sweet potato varieties (Kemb-10 and Bungoma) and AMF inoculum (With and without inoculation). Data on growth parameters was collected on vine length and number of branches, while data on yield was collected on marketable storage roots and shoot biomass. Data was analyzed using Genstat 15th edition and the results showed that there was significantly difference at P≤0.05 among the treatments. AMF inoculation increased growth and yield of sweet potatoes by vine length 29.74%, Number of branches 22.36%, marketable storage roots 18.32%, and shoot biomass 28.68% in week 20. Also, variety interacting with AMF inoculation enhanced growth and yield parameters. In conclusion, the study demonstrated that the application of commercial AMF inoculum solely or when interacting with varieties enhanced growth and yield of sweet potatoes, though there was no significant difference between the two varieties.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased vine length by 29.74% in week 20 compared with no inoculation.

Taxon
Sweet PotatoIpomoea batatast0
Treatment
AMF inoculatione1
Interactor
AMFe0symbiont
Outcome
vine lengthe1
Direction
increasede1
Value
29.74%e1
Qualifier
in week 20e1
Comparator
without inoculatione2
Setting
Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta Universitye3

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e0

“Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
e1

“AMF inoculation increased growth and yield of sweet potatoes by vine length 29.74%, Number of branches 22.36%, marketable storage roots 18.32%, and shoot biomass 28.68% in week 20”

✓ located verbatim in the source · abstract, characters 992–1171 · show in text ↑
e2

“AMF inoculum (With and without inoculation)”

✓ located verbatim in the source · abstract, characters 647–690 · show in text ↑
e3

“was studied during the short rains season of 2017/2018 in the Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta University”

✓ located verbatim in the source · abstract, characters 280–439 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased number of branches by 22.36% in week 20 compared with no inoculation.

Taxon
Sweet PotatoIpomoea batatast0
Treatment
AMF inoculatione1
Interactor
AMFe0symbiont
Outcome
Number of branchese1
Direction
increasede1
Value
22.36%e1
Qualifier
in week 20e1
Comparator
without inoculatione2
Setting
Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta Universitye3

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e0

“Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
e1

“AMF inoculation increased growth and yield of sweet potatoes by vine length 29.74%, Number of branches 22.36%, marketable storage roots 18.32%, and shoot biomass 28.68% in week 20”

✓ located verbatim in the source · abstract, characters 992–1171 · show in text ↑
e2

“AMF inoculum (With and without inoculation)”

✓ located verbatim in the source · abstract, characters 647–690 · show in text ↑
e3

“was studied during the short rains season of 2017/2018 in the Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta University”

✓ located verbatim in the source · abstract, characters 280–439 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased marketable storage roots by 18.32% in week 20 compared with no inoculation.

Taxon
Sweet PotatoIpomoea batatast0
Treatment
AMF inoculatione1
Interactor
AMFe0symbiont
Outcome
marketable storage rootse1
Direction
increasede1
Value
18.32%e1
Qualifier
in week 20e1
Comparator
without inoculatione2
Setting
Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta Universitye3

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e0

“Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
e1

“AMF inoculation increased growth and yield of sweet potatoes by vine length 29.74%, Number of branches 22.36%, marketable storage roots 18.32%, and shoot biomass 28.68% in week 20”

✓ located verbatim in the source · abstract, characters 992–1171 · show in text ↑
e2

“AMF inoculum (With and without inoculation)”

✓ located verbatim in the source · abstract, characters 647–690 · show in text ↑
e3

“was studied during the short rains season of 2017/2018 in the Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta University”

✓ located verbatim in the source · abstract, characters 280–439 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased shoot biomass by 28.68% in week 20 compared with no inoculation.

Taxon
Sweet PotatoIpomoea batatast0
Treatment
AMF inoculatione1
Interactor
AMFe0symbiont
Outcome
shoot biomasse1
Direction
increasede1
Value
28.68%e1
Qualifier
in week 20e1
Comparator
without inoculatione2
Setting
Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta Universitye3

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e0

“Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
e1

“AMF inoculation increased growth and yield of sweet potatoes by vine length 29.74%, Number of branches 22.36%, marketable storage roots 18.32%, and shoot biomass 28.68% in week 20”

✓ located verbatim in the source · abstract, characters 992–1171 · show in text ↑
e2

“AMF inoculum (With and without inoculation)”

✓ located verbatim in the source · abstract, characters 647–690 · show in text ↑
e3

“was studied during the short rains season of 2017/2018 in the Teaching and Research Farm of Agricultural Science and Technology Department, Kenyatta University”

✓ located verbatim in the source · abstract, characters 280–439 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Variety interacting with AMF inoculation enhanced growth and yield parameters.

Taxon
Sweet PotatoIpomoea batatast0
Treatment
variety interacting with AMF inoculatione4
Interactor
AMFe0symbiont
Outcome
growth and yield parameterse4
Direction
enhancede4

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e0

“Arbuscular mycorrhizal fungi (AMF) represent a functionally important component of soil microbial community”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
e4

“variety interacting with AMF inoculation enhanced growth and yield parameters”

✓ located verbatim in the source · abstract, characters 1179–1256 · show in text ↑
Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

No significant difference in growth and yield was found between the two sweet potato varieties.

Taxon
Sweet PotatoIpomoea batatast0
Outcome
difference between the two varietiese5

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

t0

“Effects of Arbuscular Mycorrhizal Fungal Inoculation on Growth and Yield of Two Sweet Potato Varieties”

✓ located verbatim in the source · title, characters 0–102 · show in text ↑
e5

“there was no significant difference between the two varieties”

✓ located verbatim in the source · abstract, characters 1438–1499 · show in text ↑

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

20 papers: 16 positive, 4 negative or no effect

15 papers in the same direction as this paper · 4 in the opposite direction

  1. no effect
  2. negative
  3. negative

16 papers more in this group

See all 20 papers →

inoculation · yield · Ipomoea batatas (sweet potato)Positive and negative results

22 papers: 18 positive, 4 negative or no effect

17 papers in the same direction as this paper · 4 in the opposite direction

  1. positive
  2. positive
  3. no effect

18 papers more in this group

See all 22 papers →

mycorrhiza · yield · Ipomoea batatas (sweet potato)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

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

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.