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“yield decrease”

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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

When soil water potential continued to decrease, no longer obvious decrease in yield was observed.

Treatment
SWP continued to be decreasede6
Outcome
yielde2
Direction
no longer obvious decreasee6

Not reportedComparator

Verbatim

t0

“Yield and Quality of Rice”

✓ located verbatim in the source · title, characters 27–52
e2

“the yield of two cultivars was decreased significantly before heading stages,especially at panicle formation stage by lower SWP”

✓ located verbatim in the source · abstract, characters 431–558
e6

“but no longer obvious decrease was observed when SWP continued to be decreased”

✓ located verbatim in the source · abstract, characters 559–637

Title

Effect of Soil Moisture on Yield and Quality of Rice

Zheng Gui 2006

Other claims from this paper (7)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Yield did not significantly decrease through the eight-day irrigation interval.

Treatment
8We0
Outcome
yielde0
Direction
decreasee0
Comparator
continuous flooding (W)e1

Verbatim

e0

“without any significant decrease in yield up to 8W”

✓ located verbatim in the source · abstract, characters 905–955
t0

“RICE”

✓ located verbatim in the source · title, characters 64–68
e1

“continuous flooding (W) without any significant decrease”

✓ located verbatim in the source · abstract, characters 881–937

Title

IRRIGATION REGIME AND POTASSIUM LEVELS EFFECTS ON YIELD OF SOME RICE GENOTYPES, WATER USE EFFICIENCY (WUE) AND ECONOMIC RETURNS

Howida El-Habet Journal of Plant Production 2014. doi:10.21608/jpp.2014.53654

Other claims from this paper (17)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing phosphorus application lightened the yield decrease to some degree.

Treatment
increasing the amount of phosphorus applicatione1
Outcome
yield decreasee1
Direction
lightenede1
Qualifier
to some degreee1

Not reportedComparator

Verbatim

t0

“Rice Yield Decrease Resulting from Continual Direct Sowing Culture”

✓ located verbatim in the source · title, characters 25–91
e1

“This yield decrease could be lightened to some degree by increasing the amount of phosphorus application”

✓ located verbatim in the source · abstract, characters 2274–2378

Title

Studies on the Causes of Rice Yield Decrease Resulting from Continual Direct Sowing Culture : II. In relation to phosphorus nutrition

Yoshimasa UEMURA; AKIRA MIYASAKA Japanese Journal of Crop Science 1973. doi:10.1626/jcs.42.116

Other claims from this paper (9)
Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

Thiourea tended to decrease straw yield nonsignificantly.

Treatment
application of TUe0
Outcome
straw yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“While the straw yield showed a decrease trend with the application of TU. Decrease in straw yield, although marginal was statistically insignificant.”

✓ located verbatim in the source · abstract, characters 1068–1217
t0

“Wheat”

✓ located verbatim in the source · title, characters 39–44

Title

Genetic Expression of Yield Ability in Wheat (Triticum aestivum L.) under Sulphydryl Enriched Biophysio-Environment

PC Gupta; Shiv Narayan; PS Shekhawat; et al. INROADS- An International Journal of Jaipur National University 2013. doi:10.5958/j.2277-4912.2.1.004

Other claims from this paper (8)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wheat plants did not show a yield decrease after pathogen inoculation.

Treatment
pathogen inoculatione0
Outcome
yielde0
Direction
don’t show a yield decreasee0

Not reportedComparator

Verbatim

t0

“in Wheat”

✓ located verbatim in the source · title, characters 118–126
e0

“the plants don’t show a yield decrease after pathogen inoculation”

✓ located verbatim in the source · abstract, characters 1439–1504

Title

Interactions of Arbuscular Mychorrhizal Fungi and Bacterial Endophytes on Disease Resistance of Common Root Pathogens in Wheat

Janice L. Eibensteiner Open PRAIRIE (South Dakota State University) 2019

Other claims from this paper (2)
Intervention effectobservedreview summarynegativeprojected

Claim · model-written summary

Climate change is estimated to decrease wheat yield by 10-14%.

Treatment
CCe0
Outcome
wheat yielde0
Direction
decreasee0
Value
10-14%e0

Not reportedComparator

Verbatim

e0

“By changing the environmental parameters, it is estimated that CC will lead to a 10-14% decrease in wheat yield.”

✓ located verbatim in the source · abstract, characters 479–591

Title

Effect of Climate Change on Wheat Yield and Water Productivity in Iran and the World

N. Heydari; F. Taran Iranica Journal of Energy and Environment 2024. doi:10.5829/ijee.2025.16.02.08

Other claims from this paper (11)
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Maize yield did not decrease with increasing plant diversity.

Taxon
MaizeZea mayse0
Treatment
increasing plant diversitye0
Outcome
yielde0
Direction
did not decreasee0

Not reportedComparator

Verbatim

e0

“Maize yield did not decrease with increasing plant diversity.”

✓ located verbatim in the source · abstract, characters 860–921

Title

Benefits of a maize–bean–weeds mixed cropping system in Urubamba Valley, Peruvian Andes

Ernesto Gianoli; Isaías Ramos; Armando Alfaro-Tapia; et al. International Journal of Pest Management 2006. doi:10.1080/09670870600796722

Other claims from this paper (7)
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Irrigation without intensive nutrient management may decrease maize yield.

Taxon
maizeZea mayst0
Treatment
Irrigatione0
Outcome
yielde0
Direction
decreasee0
Comparator
without intensive nutrient managemente0

Verbatim

e0

“Irrigation is not enough in itself without intensive nutrient management, since it may lead to yield decrease.”

✓ located verbatim in the source · abstract, characters 1512–1622
t0

“maize”

✓ located verbatim in the source · title, characters 41–46

Title

The scientific background of competitive maize production

János Nagy; Adrienn Széles Acta Agraria Debreceniensis 2018. doi:10.34101/actaagrar/150/1700

Other claims from this paper (6)
Intervention effectobservedoriginal resultnegativesimulated

Claim · model-written summary

Decreased solar radiation decreased simulated maize yield.

Taxon
maizeZea mayst0
Treatment
decrease in solar radiatione0
Outcome
yieldt0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“decrease in solar radiation and decrease carbondioxide concentration”

✓ located verbatim in the source · abstract, characters 1596–1664
t0

“yield of rainfed maize”

✓ located verbatim in the source · title, characters 25–47

Title

Simulation of growth and yield of rainfed maize under varied agronomic management and changing climatic scenario in Nawalparasi, Nepal

Umesh Shrestha; Lal Prasad Amgain; Tika Bahadur Karki; et al. Journal of Maize Research and Development 2015. doi:10.3126/jmrd.v1i1.14250

Other claims from this paper (18)

soybean 457

Show all 457 →
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

A 58% population decrease caused only a 12% soybean yield decrease.

Taxon
SoybeanGlycine maxe1
Treatment
58% population decreasee0
Outcome
yielde0
Direction
decreasee0
Value
12%e0
Comparator
164 000 plants ha −le0

Verbatim

e0

“A 58% population decrease from 164 000 plants ha −l resulted in a yield decrease of only 12%”

✓ located verbatim in the source · abstract, characters 880–972
e1

“Soybean [ Glycine max (L.) Merr.]”

✓ located verbatim in the source · abstract, characters 0–33

Title

Branch Yield Components Controlling Soybean Yield Stability across Plant Populations

A. C. Carpenter; J. E. Board Crop Science 1997. doi:10.2135/cropsci1997.0011183x003700030031x

Other claims from this paper (8)
Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

One cluster had a nonsignificant yield decrease with narrower rows.

Taxon
SoybeanGlycine maxt0
Treatment
RS narrowede0
Outcome
yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“one had a nonsignificant yield decrease as RS narrowed.”

✓ located verbatim in the source · abstract, characters 1128–1183
t0

“Soybean”

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

Title

Row Spacing in the Early Soybean Production System

Glenn R. Bowers; James L. Rabb; Lanny O. Ashlock; et al. Agronomy Journal 2000. doi:10.2134/agronj2000.923524x

Other claims from this paper (5)
Intervention effectobservedreview summarynegativebasis n/a

Claim · model-written summary

Under low plant density the overall soybean yield may slightly decrease.

Taxon
SoybeanGlycine maxt0
Treatment
Low plant densitye3
Outcome
overall yielde3
Direction
decreasee3
Qualifier
may slightly decreasee3

Not reportedComparator

Verbatim

t0

“Soybean”

✓ located verbatim in the source · title, characters 53–60
e3

“Low plant density helps improve individual plant growth and nutrient use efficiency, although the overall yield may slightly decrease”

✓ located verbatim in the source · abstract, characters 288–421

Title

The Role of Plant Density and Nutrient Management in Soybean Yield Optimization

Jianhua Wang; Xin Lin; Xiaoying Li Legume Genomics and Genetics 2024. doi:10.5376/lgg.2024.15.0027

Other claims from this paper (6)

not stated 381

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

KCl tended to decrease yield in all cultivars.

Treatment
KCl treatmente0
Outcome
yielde0
Direction
decreasee0
Qualifier
all cultivarse0

Not reportedTaxonComparator

Verbatim

e0

“In KCl treatment yield tended to decrease in all cultivars.”

✓ located verbatim in the source · abstract, characters 971–1030

Title

水耕ミニトマトの果実品質,収量及び生育に及ぼす塩化カリウム及び硫酸カリウム添加処理の影響

太田, 勝巳; 伊藤, 憲弘; 細木, 高志; et al. Institutional Repositories DataBase (IRDB) 1990

Other claims from this paper (12)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Damage around tasseling-anthesis caused the greatest yield decrease in forage maize.

Organ / stage
tasseling‐anthesise0
Treatment
treatmentse0
Outcome
yielde0
Direction
Decreasee0

Not reportedTaxonComparator

Verbatim

e0

“Decrease of yield was the highest when treatments were applied around tasseling‐anthesis”

✓ located verbatim in the source · abstract, characters 247–335

Title

Effects of Simulated Hail Damage on the Yield of Forage Maize

G. Trappeniers; J. F. Ledent; O. Fayt; et al. Journal of Agronomy and Crop Science 1992. doi:10.1111/j.1439-037x.1992.tb00972.x

Other claims from this paper (2)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nei2you 6 yield did not decrease significantly under light water stress.

Material
Nei2you 6e0
Treatment
light water stresse0
Outcome
yielde0
Direction
did not decreasee0

Not reportedTaxonComparator

Verbatim

e0

“yield of Nei2you 6 did not decrease significantly under light water stress”

✓ located verbatim in the source · abstract, characters 170–244

Title

Effects of soil moisture on the accumulation of rice dry matter and yield

Li Hua; Wang DongYin; Defeng Zhu Xi'nan nongye xuebao 2008

Other claims from this paper (8)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Cluster pruning did not decrease total yield across cultivars.

Treatment
treatmentse0
Outcome
total yielde0
Direction
no decreasee0
Comparator
unpruned controle0

Verbatim

e0

“There was no decrease in total yield, across all cultivars, between treatments and the unpruned control.”

✓ located verbatim in the source · abstract, characters 1976–2080
t0

“Tomato”

✓ located verbatim in the source · title, characters 25–31

Title

Fruit Cluster Pruning of Tomato in an Organic High-Tunnel System

Brian A. Mitchell; Mark E. Uchanski; Adriane Elliott HortScience 2019. doi:10.21273/hortsci13487-18

Other claims from this paper (7)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Reducing substrate volume per plant by one third did not considerably decrease tomato yield.

Treatment
Reduction of substrate volume per plant by 1/3e0
Outcome
yielde0
Direction
without considerable yield decreasee0
Value
1/3e0

Not reportedComparator

Verbatim

e0

“Reduction of substrate volume per plant by 1/3 without considerable yield decrease”

✓ located verbatim in the source · abstract, characters 0–82
t0

“TOMATO YIELD”

✓ located verbatim in the source · title, characters 0–12

Title

TOMATO YIELD DEPENDENT ON SUBSTRATE TYPE AND VOLUME

B. Benko; J. Borošić; B. Novak; et al. Acta Horticulturae 2008. doi:10.17660/actahortic.2008.779.57

Other claims from this paper (2)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Vegetative-stage ozone exposure caused no significant fruit yield decrease at final harvest.

Treatment
O 3 exposure at the vegetative stagee0
Outcome
fruit yielde0
Direction
no significant decreasee0

Not reportedComparator

Verbatim

e0

“O 3 exposure at the vegetative stage, there was no significant decrease in fruit yield”

✓ located verbatim in the source · abstract, characters 733–819
t0

“Tomato”

✓ located verbatim in the source · title, characters 12–18

Title

Recovery of Tomato Plants from Ozone Injury

Albert Z. Tenga; Beverley A. Marie; Douglas P. Ormrod HortScience 1990. doi:10.21273/hortsci.25.10.1230

Other claims from this paper (5)

winter wheat 318

Show all 318 →
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Excessive sulfur amendment could decrease grain yield.

Taxon
winter wheatTriticum aestivumt0
Treatment
Excessive S-amendmente0
Outcome
grain yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“Excessive S-amendment could even induce the decrease of grain yield”

✓ located verbatim in the source · abstract, characters 2113–2180
t0

“winter wheat”

✓ located verbatim in the source · title, characters 75–87

Title

[Effects of sulfur plus resin-coated controlled release urea fertilizer on winter wheat dry matter accumulation and allocation and grain yield].

Jian-Guo Man; Jie Zhou; Dong Wang; et al. PubMed 2011

Other claims from this paper (15)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Winter wheat yield did not decrease with cover crops.

Taxon
winter wheatTriticum aestivume5
Treatment
with CCe5
Outcome
yielde5
Direction
did not decreasee5

Not reportedComparator

Verbatim

e5

“Cover crops significantly increased vegetable crop yields and decreased the silage corn yield; however, grain corn, soybean, and winter wheat yield did not decrease with CC”

✓ located verbatim in the source · abstract, characters 1013–1185

Title

Do Cover Crops Increase Subsequent Crop Yield in Temperate Climates? A Meta-Analysis

Inderjot Chahal; Laura L. Van Eerd Sustainability 2023. doi:10.3390/su15086517

Other claims from this paper (15)
Intervention effectobservedoriginal resultnegativesimulated

Claim · model-written summary

For winter wheat, a gradual increase in air temperature resulted in a simulated yield decrease.

Taxon
winter wheatTriticum aestivume0
Treatment
gradual increase in air temperaturee0
Outcome
yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“For winter wheat, a gradual increase in air temperature resulted in a yield decrease”

✓ located verbatim in the source · abstract, characters 751–835

Title

Potential impact of climate change on selected agricultural crops in north‐eastern Austria

Vesselin Alexandrov; Josef Eitzinger; Vesna Cajic; et al. Global Change Biology 2002. doi:10.1046/j.1354-1013.2002.00484.x

Other claims from this paper (9)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

cotton yield decrease decrease.

Treatment
1–2 me0
Outcome
yield decreasee0
Direction
decreasee0
Value
11e0
Comparator
2–3 me0
Setting
FESSe1

Verbatim

e0

“For cotton, a rising water table from 2–3 m to 1–2 m and less than 1 m gave a yield decrease of about 11 and 60% respectively”

✓ located verbatim in the source · abstract, characters 818–943
e1

“Fordwah Eastern Sadiqia South (FESS)”

✓ located verbatim in the source · abstract, characters 171–207

Title

Individual and combined effect of waterlogging and salinity on crop yields in the Indus basin

Muhammad Akram Kahlown; Muhammad Azam Irrigation and Drainage 2002. doi:10.1002/ird.62

Other claims from this paper (14)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

cotton yield decrease decrease.

Treatment
less than 1 me0
Outcome
yield decreasee0
Direction
decreasee0
Value
60%e0
Comparator
2–3 me0
Setting
FESSe1

Verbatim

e0

“For cotton, a rising water table from 2–3 m to 1–2 m and less than 1 m gave a yield decrease of about 11 and 60% respectively”

✓ located verbatim in the source · abstract, characters 818–943
e1

“Fordwah Eastern Sadiqia South (FESS)”

✓ located verbatim in the source · abstract, characters 171–207

Title

Individual and combined effect of waterlogging and salinity on crop yields in the Indus basin

Muhammad Akram Kahlown; Muhammad Azam Irrigation and Drainage 2002. doi:10.1002/ird.62

Other claims from this paper (14)
Intervention effectauthor interpretationreview summarynegativebasis n/a

Claim · model-written summary

Temperatures above optimum decrease cotton yield.

Treatment
increase in temperatures above optimume0
Outcome
cotton yielde0
Direction
decreasee0
Comparator
optimume0

Verbatim

e0

“In contrast, increase in temperatures above optimum decrease cotton yield due to increased boll abscission and smaller boll size.”

✓ located verbatim in the source · abstract, characters 325–454

Title

Crop Responses to Elevated Carbon Dioxide and Interactions with Temperature

K. Raja Reddy; P. V. Vara Prasad; V. Gopal Kakani Journal of Crop Improvement 2005. doi:10.1300/j411v13n01_08

Other claims from this paper (10)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Captafol did not decrease potato yield.

Treatment
captafole0
Outcome
yielde0
Direction
did not decreasee0
Comparator
quintozenee0

Verbatim

e0

“The most effective chemical was captafol, which was as effective as quintozene and, unlike quintozene, did not decrease yield.”

✓ located verbatim in the source · abstract, characters 566–692
t0

“potato”

✓ located verbatim in the source · title, characters 45–51

Title

Glasshouse tests of chemicals for control of potato common scab

A. H. MCINTOSH Annals of Applied Biology 1973. doi:10.1111/j.1744-7348.1973.tb01324.x

Other claims from this paper (5)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Potato yield tended to decrease at 60 kg/ha sulphur.

Treatment
higher sulphur level (60 kg/ha)e0
Outcome
yielde0
Direction
decreasee0

Not reportedComparator

Verbatim

e0

“at higher sulphur level (60 kg/ha) the yield tended to decrease in potato”

✓ located verbatim in the source · abstract, characters 547–620

Title

Effect of sulphur on yield, uptake of nutrients and economics of garlic (Allium sativum), onion (Allium cepa) and potato (Solanum tuberosum) in alluvial soil

DINESH PRATAP SINGH; SEEMA; JAVED ALI; et al. The Indian Journal of Agricultural Sciences 2016. doi:10.56093/ijas.v86i5.58352

Other claims from this paper (19)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Zinc sulphate and zinc oxide caused little or no decrease in tuber yield.

Treatment
zinc sulphate and zinc oxidee0
Outcome
tuber yielde0
Direction
little or no decreasee0

Not reportedComparator

Verbatim

e0

“zinc sulphate and zinc oxide caused little or no decrease in tuber yield.”

✓ located verbatim in the source · abstract, characters 1880–1953
t0

“potato mop‐top virus”

✓ located verbatim in the source · title, characters 51–71

Title

Field and glasshouse experiments on the control of potato mop‐top virus

J. I. COOPER; R. A. C. JONES; B. D. HARRISON Annals of Applied Biology 1976. doi:10.1111/j.1744-7348.1976.tb00600.x

Other claims from this paper (19)
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early ethephon application caused less yield decrease than later application.

Treatment
Early applicatione0
Outcome
yielde0
Direction
less yield decreasee0
Comparator
later timingse0

Verbatim

e0

“Early application showed less yield decrease than later timings.”

✓ located verbatim in the source · abstract, characters 1121–1185
t0

“Corn”

✓ located verbatim in the source · title, characters 47–51

Title

Use of Ethephon as a Plant Growth Regulator in Corn Production

J. M. Gaska; E. S. Oplinger Crop Science 1988. doi:10.2135/cropsci1988.0011183x002800060024x

Other claims from this paper (10)
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Larger fertilizer applications can decrease plant yield in seasons of poor rainfall.

Treatment
larger applicationse0
Outcome
plant yielde0
Direction
decreasee0
Qualifier
seasons of poor rainfalle0

Not reportedComparator

Verbatim

e0

“larger applications can even decrease the plant yield in seasons of poor rainfall”

✓ located verbatim in the source · abstract, characters 2217–2298
e1

“corn acreage”

✓ located verbatim in the source · abstract, characters 2044–2056

Title

Food Crisis Nears Critical Stages

Barbara Tufty Science News 1966. doi:10.2307/3949861

Other claims from this paper (3)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Delaying all N to V9 did not significantly decrease corn yield.

Treatment
Delaying all the N to V9e0
Outcome
yielde0
Direction
did not significantly decreasee0

Not reportedComparator

Verbatim

t0

“Corn yield following a delayed application of nitrogen”

✓ located verbatim in the source · title, characters 0–54
e0

“Delaying all the N to V9 did not significantly decrease yield”

✓ located verbatim in the source · abstract, characters 1064–1125

Title

Corn yield following a delayed application of nitrogen

Brian H. Yoder Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign) 2018

Other claims from this paper (13)

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