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Taxon: cassava ✕

Taxon groups are the verbatim names found in the abstracts (case-insensitive), not normalised: maize, corn and Zea mays are separate groups here. The Organism view merges them through NCBI Taxonomy.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

One simulated defoliation did not decrease cassava root yield.

Treatment
A single defoliatione0
Interactor
Z. variegatusZonocerus variegatuse0pest
Outcome
root yielde0
Direction
does not decreasee0

Not reportedComparator

Verbatim

e0

“A single defoliation of cassava (to simulate Z. variegatus feeding damage) does not decrease root yield, but additional ones do.”

✓ located verbatim in the source · abstract, characters 3181–3309

Title

Control of the variegated grasshopper Zonocerus variegatus (L.) on cassava

W. W. D. Modder TSpace 1994

Other claims from this paper (10)
Associationobservedreview summarynegativemeasured

Claim · model-written summary

Mite damage was shown to decrease cassava root yield by up to 87%.

Interactor
arthropodsArthropodae1pest
Outcome
root and stake yielde1
Direction
decreasee1
Value
87%e1
Qualifier
respectivelye1

Verbatim

t0

“The cassava mites”

✓ located verbatim in the source · title, characters 0–17
e1

“These arthropods cause three patterns of damage and have been shown to cause a decrease in root and stake yield of up to 87% and 82% respectively”

✓ located verbatim in the source · abstract, characters 188–333

Title

The cassava mites

D. H. Byrne; A. C. Bellotti; J. M. Guerrero Tropical Pest Management 1983. doi:10.1080/09670878309370833

Other claims from this paper (4)
Associationobservedreview summarynegativemeasured

Claim · model-written summary

Mite damage was shown to decrease cassava stake yield by up to 82%.

Interactor
arthropodsArthropodae1pest
Outcome
root and stake yielde1
Direction
decreasee1
Value
82%e1
Qualifier
respectivelye1

Verbatim

t0

“The cassava mites”

✓ located verbatim in the source · title, characters 0–17
e1

“These arthropods cause three patterns of damage and have been shown to cause a decrease in root and stake yield of up to 87% and 82% respectively”

✓ located verbatim in the source · abstract, characters 188–333

Title

The cassava mites

D. H. Byrne; A. C. Bellotti; J. M. Guerrero Tropical Pest Management 1983. doi:10.1080/09670878309370833

Other claims from this paper (4)
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry root yield of cassava continued to decrease to 12.59 t/ha in December with June planting.

Treatment
in Decembere1
Outcome
Dry roots yieldse1
Direction
decreasee1
Value
12.59 t ha-1e1
Setting
June plantinge1

Verbatim

t0

“cassava (Manihot esculenta Crantz)”

✓ located verbatim in the source · title, characters 70–104
e1

“Dry roots yields were highest (15.27 t ha-1) when roots were harvested in September, but continued to decrease up to 12.59 t ha-1 in December with June planting”

✓ located verbatim in the source · abstract, characters 857–1017

Title

Impact of water stress on fresh tuber yield and dry matter content of cassava (Manihot esculenta Crantz) in Côte d'Ivoire.

S. Bakayoko; A. Tschannen; Charlemagne Nindjin; et al. African Journal of Agricultural Research 2009. doi:10.5897/ajar.9000405

Other claims from this paper (10)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Thinning reduced yield by about 11%.

Treatment
thinninge0
Outcome
yielde0
Direction
decreasee0
Value
about 11%e0

Not reportedComparator

Verbatim

e0

“reduction of canopy volume through thinning resulted in about 11% decrease in yield”

✓ located verbatim in the source · abstract, characters 1173–1256
t0

“Cassava Varieties”

✓ located verbatim in the source · title, characters 55–72

Title

Effect of Timely Break of Apical Dominance in Specific Cassava Varieties on Their Aboveground Biomass and Root Yield

Adrien Ndonda; Antoine Frangoie; Billy Bolakonga; et al. European journal of ecology, biology and agriculture. 2025. doi:10.59324/ejeba.2025.2(1).02

Other claims from this paper (4)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought decreased cassava tuber yield.

Treatment
Drought stresse0
Outcome
tuber yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“Drought stress caused a decrease in plant height, tuber yield; on the other hand, increased red spider mite attack.”

✓ located verbatim in the source · abstract, characters 677–792
t0

“Cassava”

✓ located verbatim in the source · title, characters 23–30

Title

Multiple Tolerances of Cassava Germplasm to Drought Stress and Red Spider Mite Attacks

Herdina Pratiwi; Tinuk Sri Wahyuni; Novita Nugrahaeni Biosaintifika Journal of Biology & Biology Education 2022. doi:10.15294/biosaintifika.v14i2.35781

Other claims from this paper (7)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Additional defoliations decreased cassava root yield.

Treatment
additional onese0
Interactor
Z. variegatusZonocerus variegatuse0pest
Outcome
root yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“A single defoliation of cassava (to simulate Z. variegatus feeding damage) does not decrease root yield, but additional ones do.”

✓ located verbatim in the source · abstract, characters 3181–3309

Title

Control of the variegated grasshopper Zonocerus variegatus (L.) on cassava

W. W. D. Modder TSpace 1994

Other claims from this paper (10)
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Fresh cassava root yield began declining with September planting.

Outcome
fresh storage root yielde1
Direction
decreasee0
Qualifier
Septembere0

Verbatim

e0

“began to decrease from September in both cultivars”

✓ located verbatim in the source · abstract, characters 472–522
e1

“The fresh storage root yield 12 months after planting”

✓ located verbatim in the source · abstract, characters 373–426
t0

“cassava”

✓ located verbatim in the source · title, characters 38–45

Title

The effect of planting dates on three cassava diseases in Cameroon

J. T. Ambe International Journal of Pest Management 1993. doi:10.1080/09670879309371811

Other claims from this paper (12)
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield decreased at a higher fertilizer N rate in Supanburi and Lopburi.

Treatment
312 kg ha^(-1)e0
Outcome
Yielde0
Direction
decreasee0
Setting
Supanburi and Lopburie0

Verbatim

e0

“Yield appeared to decrease at the higher, 312 kg ha^(-1), at Supanburi and Lopburi”

✓ located verbatim in the source · abstract, characters 941–1023
t0

“cassava”

✓ located verbatim in the source · title, characters 25–32

Title

Nitrogen requirements of cassava in selected soils of Thailand

Kaweewong, Jakchaiwat; Kongkaew, Thanuchai; Tawornprek, Saowanuch; et al. Journal of Agriculture and Rural Development in the Tropics and Subtropics (University of Kassel) 2013

Other claims from this paper (10)
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield decreased at 250 kg per hectare in Chonburi.

Treatment
250 kg ha^(-1)e0
Outcome
Yielde0
Direction
decreasee0
Setting
Chonburie0

Verbatim

e0

“Yield appeared to decrease at the higher, 312 kg ha^(-1), at Supanburi and Lopburi, and 250 kg ha^(-1) (Chonburi) fertilizer N rates.”

✓ located verbatim in the source · abstract, characters 941–1074
t0

“cassava”

✓ located verbatim in the source · title, characters 25–32

Title

Nitrogen requirements of cassava in selected soils of Thailand

Kaweewong, Jakchaiwat; Kongkaew, Thanuchai; Tawornprek, Saowanuch; et al. Journal of Agriculture and Rural Development in the Tropics and Subtropics (University of Kassel) 2013

Other claims from this paper (10)

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