Search claims · PlantClaims

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seed weight per pod of Brassica campestris increased between the first and second sowings.

Taxon: Brassica campestrisBrassica rapa subsp. oleiferae0
Treatment: between the first and second sowingse3
Outcome: seed weight per pode3
Direction: increasee3
Comparator: between the second and thirde3

Verbatim

e0
“Analyses of yield component relationships in the oilseed rape species Brassica napus and Brassica campestris revealed substantial component compensation in both species”
✓ located verbatim in the source · abstract, characters 0–168

e3
“This decrease in the number of pods per plant was accompanied by an increase in the seed weight per pod which was substantially greater between the first and second sowings than between the second and third”
✓ located verbatim in the source · abstract, characters 670–876

Title

Morphophysiological determinants of yield in rapeseed ( Brassica campestris and Brassica napus ). II.* Yield components

N Thurling Australian Journal of Agricultural Research 1974. doi:10.1071/ar9740711

Other claims from this paper (10)

Intervention effect Seed yield of Brassica napus declined with successive delays in sowing date.
Intervention effect Number of pods per plant of Brassica napus was markedly reduced with delayed sowing.
Intervention effect Seed weight per pod of Brassica napus changed little with delayed sowing.
Intervention effect Seed yield of Brassica campestris was higher in the second sowing than in the earlier or later sowings.
Intervention effect Number of pods per plant of Brassica campestris decreased substantially with delayed sowing.
Association Seed yield variation in Brassica napus was related to changes in pods per plant.
Association Seed yield variation in Brassica campestris was related to changes in seed weight per pod.
Observation Yield component relationships in rapeseed were strongly controlled by the environment.
Observation Only characters early in the developmental sequence showed significant genetic control in rapeseed.
Observation Reliable yield predictions may be based on yield component data in rapeseed.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

First-year converted plots had better rice growth than long-term direct sowing plots.

Taxon: riceOryza sativat0
Treatment: converted plotse0
Outcome: growthe0
Direction: Bettere0
Comparator: continued direct sowing plotse0

Verbatim

e0
“Better growth and better yield were given in the first year of direct sowing culture in the converted plots (converted to direct sowing culture after one or two years of transplanting one), than those in the continued direct sowing plots (direct sowing was continued more than ten years).”
✓ located verbatim in the source · abstract, characters 430–718

t0
“Rice”
✓ located verbatim in the source · title, characters 76–80

Title

The Alternation of Direct Sowing and Transplanting as a Counterplan for the Rice Yield Decrease due to Continuance of Direct Sowing Culture

Yoshimasa UEMURA; Akira MIYASAKA Japanese Journal of Crop Science 1977. doi:10.1626/jcs.46.414

Other claims from this paper (8)

Intervention effect First-year converted plots had better rice yield than long-term direct sowing plots.
Association The first-year growth and yield advantage was more apparent in well-drained fields.
Intervention effect Second-year converted plots did not differ significantly from continued sowing plots in growth and yield.
Intervention effect Conversion increased total inorganic available nitrogen in soil early in the first year.
Intervention effect Conversion decreased soil nitrate nitrogen early in the first year.
Intervention effect Postharvest direct sowing soil drained and harrowed more easily and had more porosity than transplanted soil.
Observation The soil physical properties of direct sowing appeared in the first year after conversion.
Recommendation The authors concluded that alternating direct sowing and transplanting could counter the yield decline.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Ear length under salinity was 74.0, 82.8, 84.0, and 88.3% of control across stages.

Taxon: durum wheatTriticum turgidum subsp. durumt0
Treatment: salinitye1
Outcome: ear lengthe0
Direction: decreaseinferrede0
Value: 74.0, 82.8, 84.0, 88.3%e0

Not reportedComparator

Verbatim

e0
“ear length - 74.0, 82.8, 84.0, 88.3%”
✓ located verbatim in the source · abstract, characters 585–621

t0
“DURUM WHEAT”
✓ located verbatim in the source · title, characters 54–65

e1
“Plants were exposed to salinity in different phases of vegetation.”
✓ located verbatim in the source · abstract, characters 208–274

Title

SOLINIZATION INFLUENCE ON STRUCTURE YIELD ELEMENTS OF DURUM WHEAT VARIETIES (T. DURUM DESF.) IN TERMS OF PLANT DEVELOPMENT STAGE

А. Z. Shikhmuradov Vestnik of the Russian agricultural science 1970. doi:10.30850/vrsn/2022/1/32-36

Other claims from this paper (5)

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Reflectant treatment was believed to reduce epidermal conductance through partial stomatal blockage.

Taxon: cottonGossypium hirsutumt0
Treatment: reflectant treatmente0
Outcome: epidermal conductancee0
Direction: reductione0
Qualifier: partial physical blockage of the stomatae0

Verbatim

e0
“A reduction in epidermal conductance due to partial physical blockage of the stomata was believed to cause the slower decrease in xylem leaf water potential which followed reflectant treatment.”
✓ located verbatim in the source · abstract, characters 590–783

t0
“cotton”
✓ located after whitespace/quote normalisation · title, characters 99–105

Title

Effect of Increasing Foliage Reflectance on Yield, Growth, and Physiological Behavior of a Dryland Cotton Crop¹

S. Moreshet; Y. Cohen; M. Fuchs Crop Science 1979. doi:10.2135/cropsci1979.0011183x001900060029x

Other claims from this paper (8)

Intervention effect Kaolin sprays increased first-year cotton yield by 12.6%.
Intervention effect Kaolin spray significantly increased flower number in the second experiment.
Observation High abscission followed the spray in the second experiment.
Intervention effect The spray did not significantly increase yield in the second experiment.
Intervention effect Reflectant sprays decreased carbon dioxide uptake.
Intervention effect Reflectant sprays reduced light absorption.
Intervention effect Reflectant treatment was followed by a slower decrease in xylem leaf water potential.
Intervention effect Reflectant sprays did not significantly affect stand height, leaf area index or dry weight.

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Leaf spotting caused little reduction in photosynthetic area before heading in barley.

Taxon: barleyHordeum vulgaree1
Treatment: leaf spottinge4
Outcome: photosynthetic area before headinge4
Direction: reductione4
Qualifier: appeared to cause littlee4

Verbatim

e4
“Although leaf spotting appeared to cause little reduction in the photosynthetic area before heading, the reduction was enough to decrease head, plant and leaf size”
✓ located verbatim in the source · abstract, characters 369–532

e1
“Two isogenic lines, normal and spotted-leaf, of Awnless Atlas barley (Hordeum vulgare L.) were grown at four seeding rates for 3 yr at Beaverlodge in northern Alberta”
✓ located verbatim in the source · abstract, characters 0–166

Title

EFFECT OF A LEAF-SPOTTING GENE ON THE YIELD AND YIELD COMPONENT DEVELOPMENT OF BARLEY IN NORTHERN CANADA

D. G. FARIS Canadian Journal of Plant Science 1978. doi:10.4141/cjps78-006

Other claims from this paper (6)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Plant height under salinity was 68.0%, 83.0, 86.2, and 86.6 of control across successive stages.

Taxon: durum wheatTriticum turgidum subsp. durumt0
Treatment: salinitye1
Outcome: plant heighte0
Direction: decreaseinferrede0
Value: 68.0%, 83.0, 86.2, 86.6e0

Not reportedComparator

Verbatim

e0
“plant height - 68.0%, 83.0, 86.2, 86.6”
✓ located verbatim in the source · abstract, characters 485–523

t0
“DURUM WHEAT”
✓ located verbatim in the source · title, characters 54–65

e1
“Plants were exposed to salinity in different phases of vegetation.”
✓ located verbatim in the source · abstract, characters 208–274

Title

SOLINIZATION INFLUENCE ON STRUCTURE YIELD ELEMENTS OF DURUM WHEAT VARIETIES (T. DURUM DESF.) IN TERMS OF PLANT DEVELOPMENT STAGE

А. Z. Shikhmuradov Vestnik of the Russian agricultural science 1970. doi:10.30850/vrsn/2022/1/32-36

Other claims from this paper (5)

Intervention effect Salinity reduced grains per main ear most strongly across all tested stages, to 58.0%, 73.5, 75.1, and 77.0% of control.
Intervention effect Spikelet number under salinity was 72.5, 84.4, 87.3, and 93.0 percent of control across stages.
Intervention effect Ear length under salinity was 74.0, 82.8, 84.0, and 88.3% of control across stages.
Observation Durum wheat had poor salinity resistance during germination and tillering.
Mechanism Salt tolerance increased toward heading, which authors attributed to adaptation to accumulated toxic ions.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mg application increased Mg harvested in shoots on muddy clay.

Taxon: rye grassLoliumt0
Treatment: application of Mge0
Outcome: amount of Mg harvested in the shootse0
Direction: increasede0
Setting: muddy clay soile0

Not reportedComparator

Verbatim

e0
“The muddy clay soil contained 137 ppm exchangeable Mg, and the application of Mg markedly increased the amount of Mg harvested in the shoots, but brought about a decrease in the yield of shoots”
✓ located verbatim in the source · abstract, characters 602–795

t0
“exhaustive cropping with perennial rye grass”
✓ located verbatim in the source · abstract, characters 93–137

Title

Magnesium-supplying power of some Finnish mineral soils

Armi Kaila; Helinä Kettunen Agricultural and Food Science 1973. doi:10.23986/afsci.72941

Other claims from this paper (9)

Intervention effect Mg application slightly increased rye grass shoot yield on sand and fine sand soils.
Intervention effect Mg application markedly increased Mg harvested in rye grass shoots on sand and fine sand soils.
Intervention effect Silty and heavy clay soils showed no response to Mg application.
Intervention effect Mg application decreased shoot yield on muddy clay.
Observation Without Mg addition, shoot Mg harvest exceeded initial exchangeable Mg only on sand and fine sand.
Observation Exchangeable Mg loss during cropping was less than shoot Mg harvest except on muddy clay.
Observation Estimated nonexchangeable Mg mobilization ranged from 0 to 60 ppm.
Observation Nonexchangeable K release was 500–1000 ppm except in sand.
Observation Exhaustion Mg was similar in order to HCl-extractable Mg in all soils.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

NAA caused satisfactory thinning in heavily loaded mandarin trees.

Taxon: ‘Wilking’ mandarin treese0
Treatment: naphthaleneacetic acid (NAA), 350 ppme0
Outcome: satisfactory thinninge0

Not reportedComparatorDirection

Verbatim

e0
“(2-Chloroethyl)phosphonic acid (ethephon), 200 ppm, and naphthaleneacetic acid (NAA), 350 ppm, sprayed on fruitlets 1 cm in diameter, caused satisfactory thinning of heavily loaded ‘Wilking’ mandarin trees ( Citrus reticulata Blanco) without significant decrease of yield in kg per tree.”
✓ located verbatim in the source · abstract, characters 9–296

Title

Improving Fruit Size and Breaking Alternate Bearing in ‘Wilking’ Mandarins by Ethephon and Other Agents1

S. Galliani; S. P. Monselise; R. Goren HortScience 1975. doi:10.21273/hortsci.10.1.68

Other claims from this paper (9)

Intervention effect Ethephon caused satisfactory thinning in heavily loaded mandarin trees.
Observation Thinning treatments did not significantly decrease yield per tree.
Intervention effect Ethephon increased individual fruit size by 64% versus hand thinning.
Intervention effect NAA increased individual fruit size by 48% versus hand thinning.
Intervention effect Ethephon increased profit by about 30% versus hand thinning.
Intervention effect NAA increased profit by about 30% versus hand thinning.
Intervention effect Summer pruning had similar effects but a smaller fruit size increase.
Intervention effect Ethephon reduced alternate bearing.
Observation After ethephon, 57% of treated trees had satisfactory yields the following year.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Clipping at the 4-leaf stage reduced stands by 18%

Taxon: Zea mays L.Zea mayse0
Treatment: Clipping at the 4‐leaf stagee2
Outcome: Standse4
Direction: reducede4
Value: 18e4

Not reportedComparator

Verbatim

e0
“The synchronization of flowering between parents for hybrid seed production is essential for maximum seed yield in corn ( Zea mays L.)”
✓ located verbatim in the source · abstract, characters 9–143

e2
“Clipping at the 4‐leaf stage gave the best combination of flowering delay with the least decrease in stand and yield”
✓ located verbatim in the source · abstract, characters 857–973

e4
“Stands were reduced 18, 44, and 25% by clipping at the 4, 6, and 8‐leaf stages”
✓ located verbatim in the source · abstract, characters 694–772

Title

Synchronization of Flowering in Corn (Zea mays L.) by Clipping Young Plants¹

F. D. Cloninger; M. S. Zuber; R. D. Horrocks Agronomy Journal 1974. doi:10.2134/agronj1974.00021962006600020026x

Other claims from this paper (14)

Intervention effect Clipping at the 4-leaf stage delayed anthesis by 5.5 days on average across single crosses
Intervention effect Clipping at the 4-leaf stage delayed 50% silking by 5.5 days on average across single crosses
Intervention effect Clipping at the 6-leaf stage delayed anthesis by 7.6 days on average across single crosses
Intervention effect Clipping at the 6-leaf stage delayed 50% silking by 7.7 days on average across single crosses
Intervention effect Clipping at the 8-leaf stage delayed anthesis by 6.7 days on average across single crosses
Intervention effect Clipping at the 8-leaf stage delayed 50% silking by 7.1 days on average across single crosses
Intervention effect Clipping at the 6-leaf stage reduced stands by 44%
Intervention effect Clipping at the 8-leaf stage reduced stands by 25%
Intervention effect Clipping at the 4-leaf stage reduced yield by 11%
Intervention effect Clipping at the 6-leaf stage reduced yield by 38%
Intervention effect Clipping at the 8-leaf stage reduced yield by 46%
Intervention effect Among single crosses, clipping at the 4-leaf stage gave a range of flowering delay of 4.2 to 6.8 days
Intervention effect Clipping at the 4-leaf stage gave the best combination of flowering delay with the least decrease in stand and yield
Observation The combining ability analysis indicated a complex inheritance pattern of factors associated with flowering dates in corn

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under continuous heavy grazing, blue grama increased greatly on the prairie.

Taxon: Stipa-Bouteloua prairiee0
Treatment: continuous heavy grazinge1
Outcome: blue gramae1
Direction: increasee1

Not reportedComparator

Verbatim

e0
“Stipa-Bouteloua prairie was grazed by sheep at three stocking rates over a 19-year period”
✓ located verbatim in the source · abstract, characters 0–89

e1
“Under continuous heavy grazing the vegetative cover and forage yield deteriorated mainly through the large increase in blue grama and the decrease in the more productive grasses”
✓ located verbatim in the source · abstract, characters 91–268

Title

Range Vegetation and Sheep Production at Three Stocking Rates on Stipa-Bouteloua Prairie

S. Smoliak Journal of Range Management 1974. doi:10.2307/3896432

Other claims from this paper (6)

Intervention effect Under continuous heavy grazing, vegetative cover and forage yield deteriorated on the Stipa-Bouteloua prairie.
Intervention effect Under continuous heavy grazing, the more productive grasses decreased on the prairie.
Intervention effect Mature ewes grazed at the heavy rate were lighter in body weight than those grazed at moderate or light intensities.
Intervention effect Mature ewes grazed at the heavy rate gave birth to smaller lambs than those grazed at moderate or light intensities.
Intervention effect Lambs from ewes grazed at the heavy rate were weaned at lower body weights than those grazed at moderate or light intensities.
Recommendation Stocking should not be below 1.0 acre per ewe per month to maintain vegetative cover in a productive condition.

“yield decrease”

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