Search claims · PlantClaims

Associationobservedoriginal resultmeasured

Claim · model-written summary

Azuki bean, soybean and maize yield variation rose 8-6% per degree of cooling.

Taxon: azuki bean, soybean and maizeGlycine max Vigna angularisZea mayse0
Outcome: yield variation coefficiente1
Direction: increasinge1
Value: 8-6%/°Ce0
Setting: decrease of the air temperaturee1

Verbatim

e0
“8-6%/°C in azuki bean, soybean and maize”
✓ located verbatim in the source · abstract, characters 612–652

e1
“The increasing rates of yield variation coefficient correspond to the decrease of the air temperature”
✓ located verbatim in the source · abstract, characters 445–546

Title

Studies on the Geographical Distribution of Agroclimatic Indexes in Hokkaido

Tatsuro UCHIJIMA; Tadayuki ISHIGURO Journal of Agricultural Meteorology 1974. doi:10.2480/agrmet.30.123

Other claims from this paper (4)

Mechanismauthor interpretationoriginal resultnegativesimulated

Claim · model-written summary

Later drought caused 10–20% yield loss through reduced intercepted radiation.

Taxon: barleyHordeum vulgaree2
Outcome: reducing yielde1
Direction: decreasee1
Value: 10–20%e0
Qualifier: stressed after mid-Maye0

Verbatim

e0
“of 10–20% for treatments that were stressed after mid-May”
✓ located verbatim in the source · abstract, characters 967–1024

e1
“decrease of intercepted radiation was the major factor in reducing yield”
✓ located verbatim in the source · abstract, characters 783–855

e2
“spring barley”
✓ located verbatim in the source · abstract, characters 59–72

Title

The effects of drought on barley growth: models and measurements showing the relative importance of leaf area and photosynthetic rate

B. J. Legg; W. Day; D. W. Lawlor; et al. The Journal of Agricultural Science 1979. doi:10.1017/s0021859600053958

Other claims from this paper (7)

Mechanismauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Possible reasons for the death of apricot generative buds in winter include a decrease in air temperature to -30 ° C.

Taxon: apricotPrunus armeniacae0
Treatment: decrease in air temperature to -30 ° Ce3
Outcome: death of apricot generative budse2
Qualifier: possible reasonse2

Verbatim

e0
“The article provides an overview of domestic and foreign studies on the apricot cultivation”
✓ located verbatim in the source · abstract, characters 0–91

e2
“The possible reasons causing the death of apricot generative buds in winter are determined”
✓ located verbatim in the source · abstract, characters 1028–1118

e3
“a decrease in air temperature to -30 ° C”
✓ located verbatim in the source · abstract, characters 1120–1160

Title

DEPENDENCE OF АPRICOT YIELD ON ECOLOGICAL FACTORS

R. G. Nozdracheva; К. G. Ratkina Vestnik of the Russian agricultural science 1970. doi:10.30850/vrsn/2019/1/58-63

Other claims from this paper (6)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Growing sorghum continuously for 5 years caused a continuous slow decrease in soil organic matter.

Taxon: Sorghum bicolorSorghum bicolore0
Treatment: Growing sorghum continuously for 5 yearse1
Outcome: soil organic mattere1
Direction: decreasee1
Qualifier: continuous slowe1

Not reportedComparator

Verbatim

e0
“continuous grain sorghum ( Sorghum bicolor (L.) Moench) grown on Houston Black clay soil”
✓ located verbatim in the source · abstract, characters 341–429

e1
“Growing sorghum continuously for 5 years reduced water intake significantly and caused a continuous slow decrease in soil organic matter”
✓ located verbatim in the source · abstract, characters 2197–2333

Title

Residual Effects of Crop Rotations on Water Intake, Soil Loss, and Sorghum Yield¹

John E. Adams Agronomy Journal 1974. doi:10.2134/agronj1974.00021962006600020033x

Other claims from this paper (14)

Intervention effect Oats-grain sorghum rotation increased water intake for 20 months after rotations were discontinued.
Intervention effect Oats-grain sorghum rotation reduced soil loss for 20 months after rotations were discontinued.
Intervention effect Fescuegrass-grain sorghum rotation increased water intake for 20 months after rotations were discontinued.
Intervention effect Fescuegrass-grain sorghum rotation reduced soil loss for 20 months after rotations were discontinued.
Intervention effect Sweetclover-grain sorghum rotation had no effect on soil loss.
Intervention effect Sweetclover-grain sorghum rotation had a significant residual effect on water intake for 8 months after rotations were discontinued.
Intervention effect Grain sorghum rotations with fescuegrass or sweetclover caused significantly more water stable aggregates.
Intervention effect One growing season of grain sorghum following sweetclover reduced aggregation to near that of continuous grain sorghum.
Intervention effect Fescuegrass rotation caused no significant change in aggregation after 20 months.
Intervention effect Most organic matter accumulated under sweetclover-grain sorghum rotation was lost after 5 seasons of continuous grain sorghum.
Intervention effect Soil organic matter in former rotations with fescuegrass or oats showed no significant change after 5 years of continuous grain sorghum.
Intervention effect Grain sorghum yield was significantly greater for four seasons on former sweetclover plots than on continuous grain sorghum plots.
Intervention effect Nitrogen fertilizer had a significant residual effect on continuous grain sorghum yield for 2 years.
Intervention effect Growing sorghum continuously for 5 years reduced water intake significantly.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Leaf loss decreased maize kernel weight by 12.7 to 53%, the yield component most affected.

Taxon: Zea mays L.Zea mayse0
Treatment: leaf losse1
Outcome: kernel weighte1
Direction: decreasee1
Value: 12.7 to 53%e1

Not reportedComparator

Verbatim

e0
“yield of corn ( Zea mays L.)”
✓ located verbatim in the source · abstract, characters 107–135

e1
“Yield component affected most by leaf loss, for the overall treatment period, was kernel weight (12.7 to 53% decrease)”
✓ located verbatim in the source · abstract, characters 1161–1279

Title

Dry Matter Accumulation in Maize in Response to Defoliation¹

P. N. Egharevba; R. D. Horrocks; M. S. Zuber Agronomy Journal 1976. doi:10.2134/agronj1976.00021962006800010011x

Other claims from this paper (8)

Intervention effect Defoliation within 30 days after silking significantly reduced total accumulated dry matter of maize compared with no leaf removal.
Intervention effect Complete defoliation reduced maize yield by 6.4 to 82%, more than partial defoliation.
Intervention effect Partial defoliation decreased maize yield by 1.5 to 32.7%.
Intervention effect Severe leaf loss from silking to at least 10 days after 50% silking decreased maize grain yields because of fewer kernels.
Intervention effect Removing all leaves 10 days after silking greatly reduced the number of kernels by 62.3%.
Intervention effect Complete and partial leaf removal after silking affected kernel number considerably less, with an approximate decline of 20%.
Association Yield decreases associated with less severe leaf loss or with loss 20 days or more after 50% silking were largely related to a decline in kernel weight.
Intervention effect Removing all leaves above the ear did not significantly differ in effect from removing all leaves below the ear.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Crude protein content decreased about 0.1 percentage unit/week after growth stopped.

Taxon: Tall FescueLolium arundinaceumt0
Outcome: rate of decreasee0
Direction: decreasee0
Value: 0.1 percentage unit/weeke0

Verbatim

e0
“after growth stopped the rate of decrease averaged about 0.1 percentage unit/week”
✓ located verbatim in the source · abstract, characters 1896–1977

t0
“Tall Fescue”
✓ located verbatim in the source · title, characters 35–46

Title

Autumn‐Winter Yield and Quality of Tall Fescue¹

William R. Ocumpaugh; A. G. Matches Agronomy Journal 1977. doi:10.2134/agronj1977.00021962006900040030x

Other claims from this paper (12)

Intervention effect Four-week defoliation reduced spring-summer dry matter yield by 30 to 40%.
Intervention effect Defoliation frequency did not affect autumn yield.
Intervention effect Frequently defoliated spring and summer forage had higher quality.
Intervention effect Defoliation frequency did not affect autumn stockpiled forage quality.
Association Autumn dry matter production rose with accumulated rainfall.
Intervention effect Early November freezing stopped autumn growth at 1,000 kg/ha in 1971.
Intervention effect Early November freezing stopped autumn growth at 1,800 kg/ha in 1972.
Observation Harvestable dry matter fell 25 kg/ha/week after freezing.
Observation Stockpiled fescue digestibility stayed at 63 to 68% through early November.
Observation Digestibility fell about 1.0 percentage unit/week after November freezing.
Observation Autumn-grown forage potassium content declined about 0.1 percentage unit/week.
Observation Potassium content in 1971–72 dropped below ruminant minimum requirements.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Valencia on sour orange yield decreased 3.25 ton/ha (5.5%) per corresponding salinity increase.

Taxon: orange treese2
Material: Valencia orange on sour orangee1
Outcome: yielde0
Direction: decreasee0
Value: 3.25 ton/ha (5.5%)e0
Setting: V×SOe0

Verbatim

e0
“For V×SO, the corresponding yield decrease was 3.25 ton/ha (5.5%)”
✓ located verbatim in the source · abstract, characters 1697–1762

e1
“Valencia orange on sour orange (V × SO)”
✓ located verbatim in the source · abstract, characters 336–375

e2
“orange trees (Citrus sinensis)”
✓ located verbatim in the source · abstract, characters 108–138

Title

Salinity and citrus yield—an analysis of results from a salinity survey

J. Shalhevet; D. Yaron; U. Horowitz Journal of Horticultural Science 1974. doi:10.1080/00221589.1974.11514547

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

A decrease in soil moisture index from 0.69 to 0.10 lowered white bean yield by 35%.

Taxon: white beanse0
Treatment: Soil Moisture Index (SMI) from 0.69 to 0.10e2
Outcome: yielde2
Direction: lowerede2
Value: 35%e2
Qualifier: for the seasonal temperaturee2

Not reportedComparator

Verbatim

e0
“Yield of white beans increased markedly (250, 1,090 and 1,545 kg/ha) when grown in field plots at soil temperatures of 11.6 (T 1 ), 19.7 (T 2 ), and 29.7 C (T 3 ) (20-cm depth 0830 h)”
✓ located verbatim in the source · abstract, characters 0–183

e2
“A decrease in the Soil Moisture Index (SMI) from 0.69 to 0.10 and an increase from 0.69 to 1.00 lowered yield by 35% and 6%, respectively (T 2 ), for the seasonal temperature”
✓ located verbatim in the source · abstract, characters 450–624

Title

EFFECTS OF VARIOUS FIELD LEVELS OF SOIL TEMPERATURE AND SOIL MOISTURE ON THE GROWTH OF BEANS INFECTED WITH BACTERIAL BLIGHT

A. R. MACK; V. R. WALLEN Canadian Journal of Soil Science 1974. doi:10.4141/cjss74-021

Other claims from this paper (11)

Intervention effect White bean yield increased markedly with soil temperature in field plots.
Association Seasonal soil temperature changed white bean yield by 71.1 kg/ha per 1 C.
Intervention effect An increase in soil moisture index from 0.69 to 1.00 lowered white bean yield by 6%.
Intervention effect Injecting the bacterial blight organism into stems at cool soil temperature gave a yield loss of 9.0.
Intervention effect Injecting the bacterial blight organism into stems at seasonal soil temperature gave a yield loss of 43.
Intervention effect Injecting the bacterial blight organism into stems at warm soil temperature gave a yield loss of 52%.
Intervention effect Spraying the bacterial blight organism onto leaves of 21-day-old seedlings caused a negligible yield loss.
Intervention effect Percent of pods infected after spraying increased with higher soil temperatures.
Intervention effect Percent of pods infected after injection decreased at higher soil temperatures.
Association Protein content of beans decreased with higher moisture under cool seasonal temperatures, with only a small change in yield.
Association Protein content remained fairly constant under large yield increases from higher soil temperatures.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Selection for kernel weight produced a large unexpected decrease in kernel number.

Taxon: Triticum aestivum L.Triticum aestivume1
Treatment: selection for high kernel weighte0
Outcome: kernel numbere0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“Nonsymmetrical correlated responses for increased kernel weight with selection for high kernel number and for decreased kernel number with selection for high kernel weight were large and unexpected”
✓ located verbatim in the source · abstract, characters 1121–1318

e1
“spring wheats ( Triticum aestivum L.) CI 13242 and ‘Thatcher,’”
✓ located verbatim in the source · abstract, characters 62–124

Title

Selection for Yield and Yield Components in Wheat¹

F. H. McNeal; C. O. Qualset; D. E. Baldridge; et al. Crop Science 1978. doi:10.2135/cropsci1978.0011183x001800050027x

Other claims from this paper (14)

Intervention effect Selection for kernel weight raised F8 yield 11% over the midparent.
Intervention effect Selection for kernels per spike raised F8 yield 16% over the midparent.
Observation Direct selection response for kernel weight was 13%.
Observation Direct selection response for kernels per spike was 10%.
Intervention effect Direct selection response for grain yield at F8 was 13% below the midparent.
Intervention effect Direct selection response for spikes per square metre at F8 was 7% below the midparent.
Intervention effect Selection for kernel number produced a large unexpected correlated increase in kernel weight.
Observation Spike number per plant was ineffective for increasing spikes per square metre.
Observation Spike number per plant was ineffective for increasing grain yield.
Observation Only three of twenty regression coefficients across F4–F8 were significant.
Observation Fifteen of twenty F8 differences from the midparent were significant.
Observation Thirteen of twenty F4 differences from the midparent were significant.
Observation Selection appeared effective in F2 and F3 with little subsequent response.
Recommendation Kernel weight and kernels per spike were useful indirect selection criteria for yield.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower grain yield was associated with 0.4 percent sodium in upper leaves at maturity.

Taxon: sunflowerHelianthus annuust0
Organ / stage: upper leavese0
Compound: Nae0
Outcome: yield of the graine0
Direction: decreasee0
Value: 0.4 percente0
Qualifier: at the time of maturitye0

Verbatim

e0
“The decrease in the yield of the grain was associated with 0.4 percent Na in the upper leaves at the time of maturity”
✓ located verbatim in the source · abstract, characters 552–669

t0
“sunflower”
✓ located verbatim in the source · title, characters 91–100

Title

Effect of exchangeable sodium percentage on the growth, yield, and chemical composition of sunflower

Ranbir Chhabra; Shashank Singh; I. P. Abrol OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1979

Other claims from this paper (14)

Intervention effect ESP above 16 delayed germination.
Intervention effect ESP above 16 decreased plant height and stem-to-leaves ratio.
Intervention effect High ESP delayed flower head emergence.
Intervention effect High ESP enhanced maturity.
Intervention effect ESP of 24.8 or higher significantly reduced grain yield.
Intervention effect High ESP slightly reduced grain oil content.
Intervention effect Oil yield per hectare decreased as ESP increased.
Intervention effect Sodium content increased as ESP increased.
Intervention effect Calcium content decreased as ESP increased.
Intervention effect ESP had no reported effect on plant part magnesium or phosphorus content.
Intervention effect Leaf potassium at maturity increased with ESP.
Intervention effect Zinc content decreased with soil ESP.
Intervention effect Iron content increased with soil ESP.
Intervention effect Manganese content was unaffected by soil ESP.

“yield decrease”

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