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“yield decrease”

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Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Spring wheat yield first increased then decreased as nitrogen application rose.

Taxon: spring wheatTriticum aestivume0
Treatment: Nitrogen applicatione0
Outcome: yielde0
Direction: increase and then decreasee0

Not reportedComparator

Verbatim

e0
“Nitrogen application affected the yield of spring wheat significantly,with the increase of nitrogen,the yield had the trend of increase and then decrease”
✓ located verbatim in the source · abstract, characters 774–927

Title

Effects of Nitrogen Application Rate on Root Growth and Yield Formation of Spring Wheat

Wei Shi Mailei zuowu xuebao 2013

Other claims from this paper (6)

Intervention effect Root total length, dry weight and activity first rose then fell as nitrogen increased.
Intervention effect Root area and volume increased with nitrogen application.
Intervention effect Root diameter and root to shoot ratio decreased with nitrogen application.
Intervention effect Longmai 26 roots performed best at 90 kg·hm-2 nitrogen.
Intervention effect Longmai 33 roots performed best at 75 kg·hm-2 nitrogen.
Mechanism The authors suggest better roots improve grain yield.

Observationobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Significant increase or decrease in heterosis over the check Indham Bharat was observed for all traits.

Taxon: Capsicum annuumCapsicum annuumt0
Outcome: heterosis over checke2
Qualifier: increase or decreasee2
Comparator: check (Indham Bharat)e2

Verbatim

t0
“Capsicum (Capsicum annuum L. var. grossum Sendt.)”
✓ located verbatim in the source · title, characters 56–105

e2
“Similarly, significant increase or decrease heterosis over check (Indham Bharat) was observed for all the traits under study”
✓ located verbatim in the source · abstract, characters 682–806

Title

Heterosis Studies for Yield and Horticultural Traits in Capsicum (Capsicum annuum L. var. grossum Sendt.)

C.B. Hegde; S.C. Pant; J.C. Thilak; et al. International Journal of Current Microbiology and Applied Sciences 2019. doi:10.20546/ijcmas.2019.802.194

Other claims from this paper (8)

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Field inoculant combinations could increase or decrease mycorrhizal colonization.

Taxon: SoybeanGlycine maxt0
Treatment: mycorrhizal and rhizobial inoculants in combination or alonee0
Interactor: mycorrhizale0symbiont
Second interactor: rhizobiale0symbiont
Outcome: root mycorrhizal colonizatione0
Direction: increase or decreasee0

Not reportedComparator

Verbatim

e0
“the effects of mycorrhizal and rhizobial inoculants in combination or alone were highly context-specific and may induce either a significant increase or decrease in root mycorrhizal colonization”
✓ located verbatim in the source · abstract, characters 1035–1229

t0
“Soybean”
✓ located verbatim in the source · title, characters 84–91

Title

Testing of Commercial Inoculants to Enhance P Uptake and Grain Yield of Promiscuous Soybean in Kenya

A. Faye; Z.P. Stewart; K. Ndung’u-Magiroi; et al. Sustainability 2020. doi:10.3390/su12093803

Other claims from this paper (9)

Intervention effect Mycorrhizal inoculant significantly increased root colonization in greenhouse pots.
Association Soil type interacted with mycorrhizal inoculant for root colonization.
Association P source interacted with mycorrhizal inoculant for root colonization.
Intervention effect Greenhouse inoculation did not significantly affect plant P uptake, biomass production or leaf chlorophyll index.
Intervention effect Field inoculants could increase or decrease nodule formation.
Intervention effect Field inoculants had limited effects on P uptake, biomass and chlorophyll index.
Intervention effect Field inoculants had limited effects on grain yield.
Association Colonization did not translate into higher soybean yield even in low P soils.
Method / resource Inoculant, soil and P source alone could not predict the response.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Field inoculants could increase or decrease nodule formation.

Taxon: SoybeanGlycine maxt0
Treatment: mycorrhizal and rhizobial inoculants in combination or alonee0
Interactor: rhizobiale0symbiont
Second interactor: mycorrhizale0symbiont
Outcome: nodule formatione0
Direction: increase or decreasee0

Not reportedComparator

Verbatim

e0
“the effects of mycorrhizal and rhizobial inoculants in combination or alone were highly context-specific and may induce either a significant increase or decrease in root mycorrhizal colonization and nodule formation”
✓ located verbatim in the source · abstract, characters 1035–1250

t0
“Soybean”
✓ located verbatim in the source · title, characters 84–91

Title

Testing of Commercial Inoculants to Enhance P Uptake and Grain Yield of Promiscuous Soybean in Kenya

A. Faye; Z.P. Stewart; K. Ndung’u-Magiroi; et al. Sustainability 2020. doi:10.3390/su12093803

Other claims from this paper (9)

Intervention effect Mycorrhizal inoculant significantly increased root colonization in greenhouse pots.
Association Soil type interacted with mycorrhizal inoculant for root colonization.
Association P source interacted with mycorrhizal inoculant for root colonization.
Intervention effect Greenhouse inoculation did not significantly affect plant P uptake, biomass production or leaf chlorophyll index.
Intervention effect Field inoculant combinations could increase or decrease mycorrhizal colonization.
Intervention effect Field inoculants had limited effects on P uptake, biomass and chlorophyll index.
Intervention effect Field inoculants had limited effects on grain yield.
Association Colonization did not translate into higher soybean yield even in low P soils.
Method / resource Inoculant, soil and P source alone could not predict the response.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

The 75% RDNPKZn treatment significantly reduced percent hull and head rice yield relative to control.

Taxon: Basmati ricet0
Treatment: 75% RDNPKZne0
Outcome: % hull and % head rice yielde0
Direction: decreasee0
Comparator: controle0

Verbatim

e0
“Application of 75% RDNPKZn increased aroma score with a significant decrease in % hull and % head rice yield based on brown rice over control”
✓ located verbatim in the source · abstract, characters 476–617

t0
“Basmati rice”
✓ located verbatim in the source · title, characters 95–107

Title

Effect of integrated and balanced nutrient application on soil fertility, yield and quality of Basmati rice

Prashant Srivastava; Prashant Srivastava; Prakash Chandra Srivastava; et al. Archives of Agronomy and Soil Science 2009. doi:10.1080/03650340802477734

Other claims from this paper (4)

Intervention effect The highest grain yield was 16.7–18.2 q ha−1 at 75% RDNPKZn, comparable to the combined manure and mineral treatment.
Intervention effect The 75% RDNPKZn treatment increased aroma score relative to control.
Recommendation The authors identified a split nitrogen, phosphorus, potassium and zinc schedule as best for high yield and quality.
Method / resource Regression equations were developed to predict rice quality parameters from index leaf and grain nutrient composition.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Potassium level significantly affected yield, which first increased and then decreased as potassium increased.

Taxon: Fagopyrum esculentumFagopyrum esculentumt0
Treatment: potassium levele0
Outcome: yielde0
Direction: increase to decreasee0

Not reportedComparator

Verbatim

e0
“The effects of the seeding rate and potassium level on yield are significant,and the yield has a trend experiencing increase to decrease with the increases of the seeding rate and potassium level.”
✓ located verbatim in the source · abstract, characters 2090–2286

t0
“Fagopyrum esculentum”
✓ located verbatim in the source · title, characters 93–113

Title

Effects of seeding rate and fertilizer on photosynthetic characteristics and yield of spring Fagopyrum esculentum

Wang Ca Journal of Plant Nutrition and Fertilizer 2014

Other claims from this paper (14)

Association Yield was significantly positively correlated with photosynthetic rate.
Association Yield was significantly positively correlated with chlorophyll content.
Intervention effect Seeding rate significantly affected yield, which first increased and then decreased as seeding rate rose.
Intervention effect Seeding rate, nitrogen and potassium significantly affected net photosynthetic rate and chlorophyll content.
Intervention effect Nitrogen and seeding rate interacted significantly in their effect on yield.
Intervention effect Potassium and seeding rate interacted in affecting net photosynthetic rate.
Intervention effect Seeding rate and nitrogen level interacted in affecting net photosynthetic rate.
Intervention effect Seeding rate and nitrogen level interacted significantly in affecting chlorophyll content.
Intervention effect Nitrogen and phosphate level interacted significantly in affecting chlorophyll content.
Method / resource Quadratic regression models could forecast production of Xidahuaqiao.
Recommendation The authors recommended 37. 5 kg /ha seeding rate, 17. 25 kg /ha nitrogen, 46. 8 kg /ha P2O5 and 52. 5 kg /ha K2 O.
Observation Under the recommended conditions chlorophyll content was expected to be 55. 34.
Observation Under the recommended conditions net photosynthetic rate was expected to be 16. 46 μmol /( m2·s).
Observation Under the recommended conditions yield was expected to be 1656. 16 kg/ha.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Seeding rate significantly affected yield, which first increased and then decreased as seeding rate rose.

Taxon: Fagopyrum esculentumFagopyrum esculentumt0
Treatment: seeding ratee0
Outcome: yielde0
Direction: increase to decreasee0

Not reportedComparator

Verbatim

e0
“The effects of the seeding rate and potassium level on yield are significant,and the yield has a trend experiencing increase to decrease with the increases of the seeding rate and potassium level.”
✓ located verbatim in the source · abstract, characters 2090–2286

t0
“Fagopyrum esculentum”
✓ located verbatim in the source · title, characters 93–113

Title

Effects of seeding rate and fertilizer on photosynthetic characteristics and yield of spring Fagopyrum esculentum

Wang Ca Journal of Plant Nutrition and Fertilizer 2014

Other claims from this paper (14)

Association Yield was significantly positively correlated with photosynthetic rate.
Association Yield was significantly positively correlated with chlorophyll content.
Intervention effect Potassium level significantly affected yield, which first increased and then decreased as potassium increased.
Intervention effect Seeding rate, nitrogen and potassium significantly affected net photosynthetic rate and chlorophyll content.
Intervention effect Nitrogen and seeding rate interacted significantly in their effect on yield.
Intervention effect Potassium and seeding rate interacted in affecting net photosynthetic rate.
Intervention effect Seeding rate and nitrogen level interacted in affecting net photosynthetic rate.
Intervention effect Seeding rate and nitrogen level interacted significantly in affecting chlorophyll content.
Intervention effect Nitrogen and phosphate level interacted significantly in affecting chlorophyll content.
Method / resource Quadratic regression models could forecast production of Xidahuaqiao.
Recommendation The authors recommended 37. 5 kg /ha seeding rate, 17. 25 kg /ha nitrogen, 46. 8 kg /ha P2O5 and 52. 5 kg /ha K2 O.
Observation Under the recommended conditions chlorophyll content was expected to be 55. 34.
Observation Under the recommended conditions net photosynthetic rate was expected to be 16. 46 μmol /( m2·s).
Observation Under the recommended conditions yield was expected to be 1656. 16 kg/ha.

Associationobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Fertilizer intake significantly affected peanut yield and quality in both areas.

Taxon: peanutArachis hypogaeae0
Treatment: fertilizer intakee0
Outcome: peanut yield and qualitye0
Direction: increase/decreasee0
Value: p ≤ 0.05e0
Qualifier: with the exception of 100 grainse0

Verbatim

e0
“The increase/decrease in fertilizer intake had a significant and statistically significant effect (p ≤ 0.05) on peanut yield and quality in both treatments areas, with the exception of 100 grains.”
✓ located verbatim in the source · abstract, characters 1374–1570

Title

Effect of use Probiotics and Organic Fertilizer on Yield of Peanut on Tra Vinh Province, Vietnam

Nguyen Thi Lang; Le Hoang Phuong; Nguyen Thi Hong Loan; et al. International Journal of Environment Agriculture and Biotechnology 2021. doi:10.22161/ijeab.66.35

Other claims from this paper (5)

Intervention effect T3 caused earlier flowering in peanut plants.
Intervention effect T3 increased plant height and branch number.
Intervention effect T3 increased N, P and K absorption.
Intervention effect T3 increased hundred-seed, pod and seed traits.
Intervention effect Organic fertilizer alone produced more black and brown spot than T5 combined fertilizer.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Soybean yield of Hefeng 55 rose and then fell as sowing density and fertilizer levels increased, with very significant differences.

Taxon: SoybeanGlycine maxe1
Material: Hefeng 55e0
Treatment: increasing of sowing density and fertilizer levelse1
Outcome: yielde1
Direction: increase and then decrease trende1

Not reportedComparator

Verbatim

e0
“Hefeng 55 is an elite soybean cultivar with high-yield,high-oil,disease-resistance and wide-adaptability”
✓ located verbatim in the source · abstract, characters 0–104

e1
“Soybean yield showed increase and then decrease trend with the increasing of sowing density and fertilizer levels,and the differences reached very significant level”
✓ located verbatim in the source · abstract, characters 369–533

Title

Influence of Sowing Density and Fertilizer Levels on the Quality and Yield of Soybean Cultivar Hefeng 55 with High-yield and High-oil

Han Shifeng 2011

Other claims from this paper (3)

Intervention effect Oil content of soybean rose and then fell as fertilizer levels increased.
Intervention effect Oil content of soybean decreased as sowing density increased.
Association The interaction of sowing density and fertilizer level had a significant effect on soybean yield and oil content.

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Boron application significantly decreased shoot dry matter content.

Taxon: fodder beett0
Treatment: borone0
Outcome: shoot dry matter contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The role of boron in nutrient translocation from shoots to roots was clear in the significant decrease of the shoot dry matter content.”
✓ located verbatim in the source · abstract, characters 1339–1474

t0
“Fodder Beet”
✓ located verbatim in the source · title, characters 0–11

Title

Fodder Beet (Beta Vulgaris L.) Yield and Quality Attributes as Affected by Sowing Date, Age at Harvest and Boron Application

Heba S.A. Salama; Mahmoud M. Zeid Alexandria Science Exchange Journal 2017. doi:10.21608/asejaiqjsae.2017.1613

Other claims from this paper (14)

Observation Sowing date and harvest age affected most studied parameters.
Intervention effect Boron had minimal influence on yield and quality.
Intervention effect Early sowing and late harvesting gave maximum fresh yield of 170 ton ha-1.
Intervention effect Delaying sowing to mid-November reduced fresh yield by 53%.
Intervention effect Late sowing and late harvest maximized dry matter content.
Intervention effect Boron application did not affect root and shoot fresh yields.
Intervention effect Harvesting at 180 DAS produced the highest NDF, ADF and ADL amounts.
Intervention effect IVTD declined with increasing harvest age.
Intervention effect NDFD declined with increasing harvest age.
Observation Fodder beet root and shoot fiber fractions were lower than in other forage crops.
Observation Fodder beet root IVTD was 79%.
Observation Fodder beet root NDFD was 60%.
Observation Shoot digestibility was comparable to root digestibility.
Recommendation The authors suggest fodder beet can complement berseem clover feed during forage shortages and improve winter feed value in Egypt.

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“yield decrease”

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