Try:droughtFusariumnitrogen fertilizerArabidopsisseed germination

“yield decrease”

3,173 matches

Claim types

Direction of the findings

plus 620 non-evaluative

Over time

1950 ’60 ’70 ’80 ’90 2000 ’10 ’20

plus 31 earlier · 1910s–1940s

Refine ·

More filters

Clear filters

Associationauthor interpretationoriginal resultnegativeprojected

Claim · model-written summary

Current yields and measured MSC predict continued SOC loss for soybean and some wheat production unless conservation tillage is used and ESC is increased.

Taxon: soybeanGlycine maxe7
Treatment: production managemente7
Outcome: continued SOC losse7
Direction: decreaseinferrede7

Verbatim

e7
“Current yields and measured MSC predict continued SOC loss associated with soybean [ Glycine max (L.) Merr.] and some wheat ( Triticum aestivum L.) production management unless conservation tillage is used and ESC is increased”
✓ located verbatim in the source · abstract, characters 1216–1442

Title

Estimating Source Carbon from Crop Residues, Roots and Rhizodeposits Using the National Grain‐Yield Database

J. M.‐F. Johnson; R. R. Allmaras; D. C. Reicosky Agronomy Journal 2006. doi:10.2134/agronj2005.0179

Other claims from this paper (5)

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

In top leaves, the difference of nicotine and nitrogen between treatments was not obvious.

Taxon: tobaccoNicotiana tabacume1
Organ / stage: top leavese3
Outcome: difference of nicotine and nitrogene3
Direction: was not obviouse3

Verbatim

e1
“with the mount of oil-cake fermented increasing, the nicotine and nitrogen of tobacco leaves trend increase”
✓ located verbatim in the source · abstract, characters 217–324

e3
“in top leaves the difference of nicotine and nitrogen was not obvious, total sugar and reductive sugar still tended to decrease”
✓ located verbatim in the source · abstract, characters 404–531

Title

Effect of The Fermented Oil-cake Fertilizer on Yield and Quality of Flue-cured Tobacco Leaves

LI Jiang-li Heilongjiang Bayi Nongken Daxue xuebao 2004

Other claims from this paper (8)

Intervention effect Application of fermented oil-cake promoted the growth of flue-cured tobacco.
Intervention effect Application of fermented oil-cake enhanced leaf yield of flue-cured tobacco.
Intervention effect Application of fermented oil-cake improved leaf quality of flue-cured tobacco.
Association With increasing amount of fermented oil-cake, nicotine and nitrogen of tobacco leaves tended to increase.
Association With increasing amount of fermented oil-cake, total sugar and reductive sugar tended to decrease in middle leaves.
Association In top leaves, total sugar and reductive sugar still tended to decrease with oil-cake application.
Intervention effect Applying fermented oil-cake increased the ratio of high quality level tobacco leaves.
Intervention effect Applying fermented oil-cake could thicken the middle leaves of tobacco.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigating five days a week saved 23.31% of pumping energy in 2000.

Taxon: riceOryza sativae0
Treatment: five days a weeke3
Outcome: pumping energye3
Direction: decreaseinferrede3
Value: 23.31%e3
Qualifier: In 2000e3

Not reportedComparator

Verbatim

e0
“No significant differences (LSD > 0.05) were found among the three flooding management systems in rice growth and yield”
✓ located verbatim in the source · abstract, characters 802–921

e3
“In 2000, irrigating five days a week, 23.31% of pumping energy was saved, and 34.97% when irrigating four days a week”
✓ located verbatim in the source · abstract, characters 923–1040

Title

Water use in three rice flooding management systems under Mediterranean climatic conditions

M. Aguilar; F. Borjas Spanish Journal of Agricultural Research 2005. doi:10.5424/sjar/2005033-157

Other claims from this paper (4)

Intervention effect Irrigating four days a week saved 34.97% of pumping energy in 2000.
Intervention effect Irrigating five days a week saved 24.86% of pumping energy in 2001.
Intervention effect Irrigating four days a week saved 36.51% of pumping energy in 2001.
Intervention effect The three flooding management systems did not differ in rice growth and yield.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigating four days a week saved 34.97% of pumping energy in 2000.

Taxon: riceOryza sativae0
Treatment: four days a weeke3
Outcome: pumping energye3
Direction: decreaseinferrede3
Value: 34.97%e3
Qualifier: In 2000e3

Not reportedComparator

Verbatim

e0
“No significant differences (LSD > 0.05) were found among the three flooding management systems in rice growth and yield”
✓ located verbatim in the source · abstract, characters 802–921

e3
“In 2000, irrigating five days a week, 23.31% of pumping energy was saved, and 34.97% when irrigating four days a week”
✓ located verbatim in the source · abstract, characters 923–1040

Title

Water use in three rice flooding management systems under Mediterranean climatic conditions

M. Aguilar; F. Borjas Spanish Journal of Agricultural Research 2005. doi:10.5424/sjar/2005033-157

Other claims from this paper (4)

Intervention effect Irrigating five days a week saved 23.31% of pumping energy in 2000.
Intervention effect Irrigating five days a week saved 24.86% of pumping energy in 2001.
Intervention effect Irrigating four days a week saved 36.51% of pumping energy in 2001.
Intervention effect The three flooding management systems did not differ in rice growth and yield.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Fruit weight declined from 270 g to 241 g across crop loads in 2004.

Taxon: AppleMalus domesticat0
Treatment: 6 fruit loade0
Outcome: fruit weighte0
Direction: decreaseinferrede0
Value: 241 ge0
Qualifier: 270 ge0
Comparator: 4 fruit loade0

Verbatim

e0
“Average fruit weight decreased from 309 g in 3 fruit load to 241 g in 6 fruit load in 2003 and from 270 g in 4 fruit load to 241 g in 6 fruit load in 2004”
✓ located verbatim in the source · abstract, characters 483–637

t0
“Apple”
✓ located verbatim in the source · title, characters 52–57

Title

Fruit Quality, Yield, and Profitability of 'Hongro' Apple as Affected by Crop Load

Kwang-Hyun Jo; Tae-Myeong Yun Horticultural Science & Technology 2006

Other claims from this paper (11)

Intervention effect Increasing crop load reduced vegetative growth.
Intervention effect Increasing crop load significantly increased yield per tree.
Intervention effect Fruit weight declined from 309 g to 241 g across crop loads in 2003.
Observation Yield rose from 18.7 to 27.8 kg in 2003.
Observation Yield rose from 25.5 to 32.6 kg in 2004.
Intervention effect Lower crop loads significantly increased large fruit ratio.
Intervention effect Lower crop loads somewhat improved soluble solids and color.
Observation Return bloom was sufficient even after the highest prior crop load.
Observation Five fruits per TCA cm2 generated highest 2003 direct-sale income of 18,471 thousand won per 10a.
Observation Five fruits per TCA cm2 generated 2004 income of 21,116 thousand won.
Recommendation Authors recommend about 100 fruits per mature tree or five fruits per TCA cm2 in young trees.

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Higher planting density significantly decreased light penetration, most strongly in the lower canopy.

Taxon: COTTON PLANTGossypium hirsutumt0
Organ / stage: lower thirde0
Treatment: plant density per unit area increasede0
Outcome: light penetratione0
Direction: decreasede0
Comparator: mid plante0

Verbatim

e0
“As the plant density per unit area increased the light penetration was significantly decreased. The decrease was greater at the lower third as compared with that mid plant.”
✓ located verbatim in the source · abstract, characters 1849–2021

t0
“COTTON PLANT”
✓ located verbatim in the source · title, characters 79–91

Title

RESPONSE OF GROWTH, YIELD AND ITS COMPONENTS AND MICROENVIRONMENTAL FACTORS OF COTTON PLANT TO NITROGEN FERTILIZER LEVELS, PLANT DISTRIBUTION AND DENSITIES

Sanaa Gebaly Journal of Plant Production 2008. doi:10.21608/jpp.2008.166795

Other claims from this paper (14)

Intervention effect Increasing nitrogen from 55 to 100 kg N/fed. significantly increased cotton plant length and leaf number.
Intervention effect The 100 kg N/fed. rate produced the highest growth increase among nitrogen rates.
Intervention effect Increasing nitrogen decreased boll weight.
Intervention effect Increasing nitrogen decreased cotton yield per feddan.
Intervention effect Increasing nitrogen significantly decreased light penetration in the lower plant canopy.
Intervention effect Increasing nitrogen tended to lower air canopy, leaf, and soil temperatures.
Intervention effect Increasing nitrogen tended to raise relative humidity in the cotton canopy.
Intervention effect Raising planting density from 45000 to 75000 plants per feddan increased plant length.
Intervention effect Raising planting density significantly decreased leaves and fruiting branches per plant.
Intervention effect Decreasing plant density increased boll weight.
Intervention effect Decreasing plant density increased seed cotton yield per plant and feddan.
Intervention effect Higher planting density decreased air canopy, leaf and soil temperatures.
Intervention effect Higher density tended to increase relative humidity.
Association Density, distribution and nitrogen interactions did not reach 5% significance for growth, microenvironment, yield or yield components.

Observationobservedoriginal resultmeasured

Claim · model-written summary

It also showed difference in two varieties

Taxon: hybrid riceOryza sativat0 e1
Outcome: difference in two varietiese0 e1

Verbatim

e0
“It also showed difference in two varieties”
✓ located verbatim in the source · abstract, characters 940–982

e1
“However,in severe water stress and followed by continuing water stress,Pn decreaded rapidly,the content ROS and the activity of SOD were higher than in light water stress,but at the 7～9 days the activity of SOD began to decrease”
✓ located verbatim in the source · abstract, characters 410–638

t0
“hybrid rice”
✓ located verbatim in the source · title, characters 64–75

Title

Effect of water stress on photosynthesis and yield character of hybrid rice at different stages

Guotao Yang Ganhan diqu nongye yanjiu 2008

Other claims from this paper (11)

Intervention effect in light water stress and followed by continuing water stress,Pn decreased,ROS accumulated and the activity of SOD increased in leaves
Intervention effect in light water stress and followed by continuing water stress,Pn decreased,ROS accumulated and the activity of SOD increased in leaves
Intervention effect in light water stress and followed by continuing water stress,Pn decreased,ROS accumulated and the activity of SOD increased in leaves
Intervention effect in severe water stress and followed by continuing water stress,Pn decreaded rapidly
Intervention effect the content ROS and the activity of SOD were higher than in light water stress
Intervention effect at the 7～9 days the activity of SOD began to decrease
Intervention effect After harvest,the magnitude of yield treated with different water stress is summarized as: CKlightsevere
Observation the results showed 6 different protein bands
Intervention effect Followed by increasing water stress degree,the light of protein band increased gradually
Observation The ability of resistance to water stress at three stages were summarized as: Booting stage flowering stagetillering stage
Observation B-You 827 had higher resistance to both light and severe water stress compared to Gangyou 725 at three stages

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Diminished photosystem II photochemical efficiency partly explained reduced photosynthetic oxygen evolution.

Taxon: sugar beet plantsBeta vulgaris subsp. vulgarist0
Outcome: photosynthetic oxygen evolutione0
Qualifier: diminished photochemical efficiency of photosystem II reaction centerse1

Verbatim

e0
“Sulfur deficiency caused a pronounced decrease of the rate and quantum yield of photosynthetic oxygen evolution under non‐photorespiratory conditions.”
✓ located verbatim in the source · abstract, characters 755–905

e1
“This was partly the result of the diminished photochemical efficiency of photosystem II reaction centers.”
✓ located verbatim in the source · abstract, characters 906–1011

t0
“sugar beet plants”
✓ located verbatim in the source · title, characters 71–88

Title

Photosynthesis, chlorophyll fluorescence, and water relations in young sugar beet plants as affected by sulfur supply

Rudolf Kastori; Marijana Plesnicar; Ivana Arsenijevic‐Maksimovic; et al. Journal of Plant Nutrition 2000. doi:10.1080/01904160009382080

Other claims from this paper (12)

Intervention effect Interruption of sulfur supply reduced content of sulfur in young sugar beet plants.
Intervention effect Interruption of sulfur supply reduced chlorophylls a+b and carotenoids in young sugar beet plants.
Intervention effect Interruption of sulfur supply reduced leaf area in young sugar beet plants.
Intervention effect Interruption of sulfur supply reduced density of stomatal and epidermal cells in young sugar beet plants.
Intervention effect Interruption of sulfur supply reduced transpiration rate and leaf water potential in young sugar beet plants.
Intervention effect Interruption of sulfur supply increased free proline content in young sugar beet plants.
Intervention effect Interruption of sulfur supply increased stomatal diffusion resistance in young sugar beet plants.
Intervention effect Increasing sulfur concentration from 1 to 3 mM did not significantly affect the other tested parameters.
Intervention effect Increasing sulfur concentration from 1 to 3 mM caused an increase in leaf S content.
Intervention effect Increasing sulfur concentration from 1 to 3 mM caused an decrease in leaf water potential.
Intervention effect Sulfur deficiency decreased the rate and quantum yield of photosynthetic oxygen evolution.
Mechanism Higher thermal energy dissipation probably caused less efficient PSII excitation in sulfur-starved plants.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Poultry manure (50 q ha-1) gave the highest increase in pod yield, 50.3%, over non-amended control plots.

Taxon: groundnutArachis hypogaeae1
Treatment: poultry manure amendment (50 q ha-1)e3
Interactor: Tylenchorhynchus brevilineatusBitylenchus brevilineatuse1pathogen
Outcome: pod yielde3
Direction: increasee3
Value: 50.3%e3
Comparator: non-amended control plotse1

Verbatim

e1
“Amendment of Kalahasti malady (Tylenchorhynchus brevilineatus Williams) infested soil with organic manures viz., poultry manure (50 q ha-1), farmyard manure (100 q ha-1) and saw dust (25 q ha-1) was found effective in reducing the population of T. brevilineatus and disease severity and in increasing groundnut pod yield over non-amended control plots”
✓ located verbatim in the source · abstract, characters 0–351

e3
“Highest degree of nematode control (33.5%) and highest increase in pod yield (50.3%) were obtained in poultry manure amendment (50 q ha-1) followed by neem cake (10 q ha-1) with 30.3 per cent decrease in nematode population and 42 per cent increase in pod yield”
✓ located verbatim in the source · abstract, characters 466–727

Title

Control of groundnut kalahasti malady (Tylenchorhynchus brevilineatus) through organic and inorganic soil amendments

P. Harinath Naidu; G.J. Mosas; K. Sitaramaiah JOURNAL OF MYCOLOGY AND PLANT PATHOLOGY 2000

Other claims from this paper (10)

Intervention effect Poultry manure (50 q ha-1) gave the highest nematode control, 33.5%, over non-amended control plots.
Intervention effect Neem cake (10 q ha-1) decreased nematode population by 30.3 per cent.
Intervention effect Neem cake (10 q ha-1) increased pod yield by 42 per cent.
Intervention effect Farmyard manure (100 q ha-1) was second best in reducing nematode population and disease severity.
Intervention effect Farmyard manure (100 q ha-1) increased groundnut pod yield.
Observation Poultry manure had a benefit-cost ratio of 8.7.
Observation Farmyard manure had a benefit-cost ratio of 3.6.
Association Increase in groundnut yield was related to the decrease in nematode population.
Intervention effect Neem green leaves at 25 q ha-1 reduced nematode population.
Intervention effect Neem green leaves at 25 q ha-1 did not increase groundnut pod yield.

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

A threshold of 600 mites per leaf would reduce the number of acaricide treatments per season.

Taxon: eggplantsSolanum melongenae1
Outcome: number of acaricide treatments per seasone3

Verbatim

e1
“eggplants ( Solanum melongena ) are very tolerant to damage caused by the two-spotted spider mite , Tetranychus urticae”
✓ located verbatim in the source · abstract, characters 44–163

e3
“a tentative action threshold of 600 two-spotted spider mites per leaf would not decrease yield and would reduce the number of acaricide treatments per season”
✓ located verbatim in the source · abstract, characters 486–643

Title

Management of the two-spotted spider mite, Tetranychus urticae [Acari: Tetranychidae] in eggplant fields

Noubar J. Bostanian; Martin Trudeau; Jacques Lasnier Phytoprotection 2004. doi:10.7202/007439ar

Other claims from this paper (5)

Observation Eggplants are very tolerant to damage caused by the two-spotted spider mite.
Observation Biological control of the two-spotted spider mite by released predacious mites could not be sustained in the field.
Recommendation A tentative action threshold of 600 two-spotted spider mites per leaf is recommended.
Intervention effect A threshold of 600 mites per leaf would not decrease yield compared with sprayed and unsprayed plots.
Intervention effect Spirodiclofen was effective against the two-spotted spider mite in a preliminary trial.

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.

“yield decrease”

Claim types

Direction of the findings

Over time

Claim type

Research area

Polarity

Statistics