Paper · 2021 · Research on Crops

Evaluation of arbuscular mycorrhizal inoculum and compost application on the growth and yield of cassava (Manihot esculenta) under organic cultivation

10
claims
17
verbatim quotes
1
citations
2
research areas
✓
Open access · cc-by

Abstract

Efficacy of arbuscular mycorrhizal (AM) inoculum and compost application on cultivation of cassava variety Hanatee (a sweet type) under organic farming are required to investigate for management in order to obtain high yield and quality of the cassava product. Therefore, an experiment was conducted during 2018 to 2020 at organic farm in Chiang Mai province, northern Thailand to examine the efficacy of inoculum product of AM fungi and leafcompost application on the growth, tuber yield and nutrient uptake of the cassava variety. Dominant species of AM fungi isolated from inoculum product (Aaulospora scrobiculataand A. tuberculata) were used for the study and sunn hemp acted as host plant for inoculum production. Four experimental treatments viz., control (without application of boththe AM fungal inoculum and compost), application of AM fungal inoculum without compost, application of compost without AM fungal inoculum, and applications of both AM fungal inoculum and compost were laid out in randomized block design with four replications. Nine months of cassava cultivation, the results showed that application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee, especially the higher shoot dry weight (153.4 g/plant), tuber dry weight (229.3 g/plant), N andP contents in tuber (321.0 and 255.3 mg/plant, respectively) were recorded when inoculum of AM fungiwas used in combination with the compost application. Tuber dry weights of cassava in thetreatments applied only AM fungal inoculum, applied only compost, and applied both AM fungal inoculum in combination with compost were about 1.7, 5.1 and 11.4 times higher than the control treatment, respectively. Furthermore, compost application had positive impact on root colonization and spore densities of AM fungi in the cassava field. Therefore, this study highlights the use of AM fungi inoculum together with compost application for a move towards sustainable organic farming.

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Claims 10

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee.

Material
Hanateee0
Treatment
application of AM fungal inoculume0
Interactor
AM fungiGlomeromycotae2symbiont
Outcome
growth, tuber yield and nutrient uptakee0
Direction
increasede0
Setting
organic farm in Chiang Mai province, northern Thailande1

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e1

“at organic farm in Chiang Mai province, northern Thailand”

✓ located verbatim in the source · abstract, characters 320–377 · show in text ↑
e2

“Dominant species of AM fungi isolated from inoculum product”

✓ located verbatim in the source · abstract, characters 533–592 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Shoot dry weight of cassava was higher when AM fungal inoculum was combined with compost.

Organ / stage
shoote3
Treatment
in combination with the compost applicatione3
Outcome
shoot dry weighte3
Direction
highere3
Value
153.4 g/plante3

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e3

“especially the higher shoot dry weight (153.4 g/plant), tuber dry weight (229.3 g/plant), N andP contents in tuber (321.0 and 255.3 mg/plant, respectively) were recorded when inoculum of AM fungiwas used in combination with the compost application”

✓ located verbatim in the source · abstract, characters 1223–1470 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber dry weight of cassava was higher when AM fungal inoculum was combined with compost.

Organ / stage
tubere3
Treatment
in combination with the compost applicatione3
Outcome
tuber dry weighte3
Direction
highere3
Value
229.3 g/plante3

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e3

“especially the higher shoot dry weight (153.4 g/plant), tuber dry weight (229.3 g/plant), N andP contents in tuber (321.0 and 255.3 mg/plant, respectively) were recorded when inoculum of AM fungiwas used in combination with the compost application”

✓ located verbatim in the source · abstract, characters 1223–1470 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen content in tuber of cassava was higher when AM fungal inoculum was combined with compost.

Organ / stage
tubere3
Treatment
in combination with the compost applicatione3
Compound
Ne3
Outcome
contents in tubere3
Direction
higherinferrede3
Value
321.0e3
Qualifier
mg/plant, respectivelye3

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e3

“especially the higher shoot dry weight (153.4 g/plant), tuber dry weight (229.3 g/plant), N andP contents in tuber (321.0 and 255.3 mg/plant, respectively) were recorded when inoculum of AM fungiwas used in combination with the compost application”

✓ located verbatim in the source · abstract, characters 1223–1470 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Phosphorus content in tuber of cassava was higher when AM fungal inoculum was combined with compost.

Organ / stage
tubere3
Treatment
in combination with the compost applicatione3
Compound
Pe3
Outcome
contents in tubere3
Direction
higherinferrede3
Value
255.3e3
Qualifier
mg/plant, respectivelye3

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e3

“especially the higher shoot dry weight (153.4 g/plant), tuber dry weight (229.3 g/plant), N andP contents in tuber (321.0 and 255.3 mg/plant, respectively) were recorded when inoculum of AM fungiwas used in combination with the compost application”

✓ located verbatim in the source · abstract, characters 1223–1470 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber dry weight with AM fungal inoculum alone was about 1.7 times that of the control.

Treatment
applied only AM fungal inoculume4
Outcome
Tuber dry weightse4
Direction
highere4
Value
about 1.7e4
Comparator
control treatmente4

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e4

“Tuber dry weights of cassava in thetreatments applied only AM fungal inoculum, applied only compost, and applied both AM fungal inoculum in combination with compost were about 1.7, 5.1 and 11.4 times higher than the control treatment”

✓ located verbatim in the source · abstract, characters 1472–1705 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber dry weight with compost alone was about 5.1 times that of the control.

Treatment
applied only composte4
Outcome
Tuber dry weightse4
Direction
highere4
Value
5.1e4
Comparator
control treatmente4

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e4

“Tuber dry weights of cassava in thetreatments applied only AM fungal inoculum, applied only compost, and applied both AM fungal inoculum in combination with compost were about 1.7, 5.1 and 11.4 times higher than the control treatment”

✓ located verbatim in the source · abstract, characters 1472–1705 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber dry weight with AM fungal inoculum combined with compost was about 11.4 times that of the control.

Treatment
applied both AM fungal inoculum in combination with composte4
Outcome
Tuber dry weightse4
Direction
highere4
Value
11.4e4
Comparator
control treatmente4

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e4

“Tuber dry weights of cassava in thetreatments applied only AM fungal inoculum, applied only compost, and applied both AM fungal inoculum in combination with compost were about 1.7, 5.1 and 11.4 times higher than the control treatment”

✓ located verbatim in the source · abstract, characters 1472–1705 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compost application had a positive effect on root colonization and spore densities of AM fungi in the cassava field.

Treatment
compost applicatione5
Interactor
AM fungiGlomeromycotae5symbiont
Outcome
root colonization and spore densities of AM fungie5
Direction
positivee5
Setting
cassava fielde5

Not reportedComparator

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e5

“compost application had positive impact on root colonization and spore densities of AM fungi in the cassava field”

✓ located verbatim in the source · abstract, characters 1734–1847 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend AM fungi inoculum together with compost application for a move towards sustainable organic farming.

Treatment
AM fungi inoculum together with compost applicatione6
Outcome
move towards sustainable organic farminge6

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

Manihot esculenta
Manihot esculenta · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“application of AM fungal inoculum increased growth, tuber yield and nutrient uptake of cassava variety Hanatee”

✓ located verbatim in the source · abstract, characters 1111–1221 · show in text ↑
e6

“this study highlights the use of AM fungi inoculum together with compost application for a move towards sustainable organic farming”

✓ located verbatim in the source · abstract, characters 1860–1991 · show in text ↑

inoculation · growth · Manihot esculenta (cassava)Positive and negative results

15 papers: 13 positive, 2 negative or no effect

12 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
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fertilization · growth · Manihot esculenta (cassava)Positive and negative results

71 papers: 65 positive, 6 negative or no effect

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

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inoculation · Glomeromycota · Manihot esculenta (cassava)Results agree

4 papers: 4 positive, 0 negative or no effect

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  2. positive
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mycorrhiza · Glomeromycota · Manihot esculenta (cassava)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

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mycorrhiza · growth · Manihot esculenta (cassava)Results agree

10 papers: 10 positive, 0 negative or no effect

9 papers in the same direction as this paper

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  2. positive
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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.