Search claims · PlantClaims

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dry rice grain yields were below 10% of wet trial yields.

Taxon: riceOryza sativae0
Outcome: Grain yieldse0
Direction: decreaseinferrede0
Value: < 10%e0
Comparator: wet triale0

Verbatim

e0
“Grain yields under dry conditions were 52, 58 and < 10% of the corresponding yields in the wet trial in maize, sorghum and the 3 rice cultivars, respectively.”
✓ located verbatim in the source · abstract, characters 1011–1169

Title

Growth and yield of rice cultivars under sprinkler irrigation in south-eastern Queensland. 2. Comparison with maize and grain sorghum under wet and dry conditions

P Inthapan; S Fukai Australian Journal of Experimental Agriculture 1988. doi:10.1071/ea9880243

Other claims from this paper (12)

Observation Under weekly irrigation, rice grain yield was lower than sorghum and maize yields.
Observation Rice converted solar radiation to dry matter inefficiently under weekly irrigation.
Observation Total radiation interception and harvest index were similar among the three species.
Observation Under dry conditions, rice intercepted less radiation than the other two cereals.
Observation Dry conditions reduced radiation conversion efficiency more in rice.
Observation Total rice dry matter production was severely reduced in dry conditions.
Observation Dry maize grain yield was 52% of wet trial yield.
Observation Dry sorghum grain yield was 58% of wet trial yield.
Observation Dry conditions delayed heading in rice.
Observation Dry conditions severely affected grain set in two quick maturing rice cultivars.
Observation IR43 did not head during the 163 day experiment.
Observation Shinhakaburi produced higher biomass than Labelle and IR43 at maturity.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Soybean seed yield had a negative dose-response relationship with hydrogen ion concentration of simulated acid rain, with correlation −0.90.

Taxon: soybeanGlycine maxe0
Treatment: hydrogen ion concentration of simulated acidic rainfallse0
Outcome: seed yieldse0
Direction: decreaseinferrede0
Value: -0.90e0
Qualifier: y = 21.06-1.01 log xe0

Verbatim

e0
“The dose-response function of soybean seed yields with the hydrogen ion concentration of simulated acidic rainfalls was expressed by the equation y = 21.06-1.01 log x where y = seed yield in grams per plant and x = the hydrogen concentration if ..mu..eq l/sup -1/. The correlation coefficient of this relationship was -0.90.”
✓ located verbatim in the source · abstract, characters 486–810

Title

Generation of dose-response relationships to assess the effects of acidity in precipitation on growth and productivity of vegetation

L.S. Evans University of North Texas Digital Library (University of North Texas) 1981

Other claims from this paper (2)

Associationobservedoriginal resultmeasured

Claim · model-written summary

Duration of bulb growth was negatively correlated with the percentage of irradiance intercepted (1%).

Taxon: Allium cepaAllium cepat0
Treatment: 1%e7
Outcome: duration of bulb growthe7
Direction: decreaseinferrede7

Verbatim

e7
“The duration of bulb growth was negatively correlated with 1% and with the mean air temperature during bulb growth”
✓ located verbatim in the source · abstract, characters 768–882

t0
“Onion (Allium cepa L.)”
✓ located verbatim in the source · title, characters 20–42

Title

Bulb Development in Onion (Allium cepa L.) IV. Influence on Yield of Radiation Interception, its Efficiency of Conversion, the Duration of Growth and Dry-matter Partitioning

J. L. BREWSTER; F. M. MONDAL; G. E. L. MORRIS Annals of Botany 1986. doi:10.1093/oxfordjournals.aob.a087200

Other claims from this paper (14)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

More late-available deep nitrogen increased sodium.

Taxon: sugar beetsBeta vulgaris subsp. vulgarise1
Outcome: sodiume0
Direction: increasee0
Qualifier: late available nitrogen deposited at greater soil depthse0
Setting: greater soil depthse0

Verbatim

e0
“Higher amounts of late available nitrogen deposited at greater soil depths caused a decrease in sugar content and an increase in alpha‐amino‐N and sodium”
✓ located verbatim in the source · abstract, characters 1445–1598

e1
“growth and yield of sugar beets”
✓ located verbatim in the source · abstract, characters 651–682

Title

Veränderungen des bodenbürtigen Mineralstickstoffs im Frühjahr und seine Bedeutung für die Bemessung der N‐Düngung von Zuckerrüben

F. X. Maidl; G. Fischbeck Journal of Agronomy and Crop Science 1986. doi:10.1111/j.1439-037x.1986.tb00001.x

Other claims from this paper (12)

Association February soil nitrate did not predict nitrogen available in early vegetation.
Association Early spring soil nitrate had very low correlation with sugar yield.
Association April/May nitrate in the upper soil layer correlated highly significantly with sugar yield.
Association Maximum sugar yield occurred with 220 kg N/ha April/May soil nitrate.
Observation Sugar yield had a wide nitrogen optimum range.
Intervention effect Nitrogen deviations below 50 kg N/ha from optimum did not significantly change sugar yield.
Association More late-available deep nitrogen decreased sugar content.
Association More late-available deep nitrogen increased alpha-amino-N.
Mechanism Early nitrogen application may leach under heavy rain and harm juice purity and sugar content.
Recommendation Apply nitrogen one or two weeks after seeding for maximum sugar yield.
Recommendation Local experience may suffice to set nitrogen fertilizer because of the wide optimum.
Recommendation In special cases measure April soil nitrate and supplement fertilizer to 220 kg N/ha.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Leaf water potential fell less in antitranspirant-treated tomato plants than in control plants.

Taxon: tomatoSolanum lycopersicume0
Treatment: antitranspirantse0
Outcome: leaf water potentiale2
Direction: greatere2
Comparator: control plantse2

Verbatim

e0
“The effects of three antitranspirants, PMA, 8-HQ and kaolinite, on leaf water potential, sap osmotic potential, stomatal diffusive resistance and yield in different tomato cultivars were examined”
✓ located verbatim in the source · abstract, characters 7–202

e2
“Although leaf water potential and leaf sap osmotic potential gradually decreased, in both treated and control plants, compared with irrigated plants, the decrease was greater in the control plants”
✓ located verbatim in the source · abstract, characters 398–594

Title

The effects of antitranspirants on leaf water status, stomatal resistance and yield in tomato

N. K. Srinivasa Rao Journal of Horticultural Science 1985. doi:10.1080/14620316.1985.11515605

Other claims from this paper (4)

Intervention effect Antitranspirant treatment significantly increased stomatal diffusive resistance in tomato compared with control plants.
Intervention effect A single antitranspirant spray at flower initiation or fruit development stage improved tomato yield over control.
Intervention effect Antitranspirant application at both flower initiation and fruit development stages was not beneficial to tomato.
Intervention effect PMA and kaolinite improved tomato plant water status and yield.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Delaying the initial cut continued to increase total annual dry matter yield, except in reed canarygrass.

Taxon: timothy, tall fescue, reed canarygrass and Kentucky bluegrasse0
Treatment: delaying the initial cute3
Outcome: total annual dry matter (DM) yielde3
Direction: increasese3
Qualifier: With the exception of reed canarygrasse3

Not reportedComparator

Verbatim

e0
“In vitro dry matter digestibility (IVDMD) values ranged from above 80% down to 45%, with an average rate of decrease during June of 0.74, 0.84, 0.85 and 0.45% per day in timothy, tall fescue, reed canarygrass and Kentucky bluegrass, respectively”
✓ located verbatim in the source · abstract, characters 355–600

e3
“With the exception of reed canarygrass, delaying the initial cut resulted in continued increases in total annual dry matter (DM) yield, significant increases in total IVDMD yield until flowering, and decreases in total CP yield from stem elongation onwards”
✓ located verbatim in the source · abstract, characters 856–1112

Title

EFFECTS OF INITIAL HARVEST DATE ON DRY MATTER YIELD, IN VITRO DRY MATTER DIGESTIBILITY AND PROTEIN IN TIMOTHY, TALL FESCUE, REED CANARYGRASS AND KENTUCKY BLUEGRASS

W. MASON; L. LACHANCE Canadian Journal of Plant Science 1983. doi:10.4141/cjps83-085

Other claims from this paper (17)

Observation Timothy IVDMD decreased on average by 0.74% per day during June.
Observation Tall fescue IVDMD decreased on average by 0.84% per day during June.
Observation Reed canarygrass IVDMD decreased on average by 0.85% per day during June.
Observation Kentucky bluegrass IVDMD decreased on average by 0.45% per day during June.
Observation Timothy crude protein in first-cut forage decreased by 0.47% per day.
Observation Tall fescue crude protein in first-cut forage decreased by 0.40% per day.
Observation Reed canarygrass crude protein in first-cut forage decreased by 0.39% per day.
Observation Kentucky bluegrass crude protein in first-cut forage decreased by 0.28% per day.
Observation Regrowth forage in midsummer and fall harvests averaged 63 to 59% IVDMD.
Observation Regrowth forage in midsummer and fall harvests averaged 16 to 20% CP.
Intervention effect Delaying the initial cut significantly increased total IVDMD yield until flowering.
Intervention effect Delaying the initial cut decreased total CP yield from stem elongation onwards.
Observation Reed canarygrass reached its optimum CP yield at early heading.
Observation Reed canarygrass had significant increases in IVDMD yield until the flowering stage.
Intervention effect Harvesting all forages at the stem elongation stage substantially reduced yield of DM, IVDMD and CP.
Observation Most of the DM was obtained in the initial harvest.
Observation Almost half of the total CP was obtained in the final harvest.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Delayed planting reduced the flowering-phase share of total dry matter in Unicrop and Ultra.

Taxon: Lupinus angustifolius and L. albusLupinus albusLupinus angustifoliust0
Material: Unicrop and Ultrae0
Treatment: Delayed plantinge1
Outcome: dry mattere1
Direction: decreaseinferrede0

Not reportedComparator

Verbatim

e0
“whereas the reverse was true for Unicrop and Ultra”
✓ located verbatim in the source · abstract, characters 608–658

e1
“Delayed planting reduced dry matter production of all cultivars, and leaf area for Ultra”
✓ located verbatim in the source · abstract, characters 254–342

t0
“Lupinus angustifolius and L. albus”
✓ located verbatim in the source · title, characters 28–62

Title

Growth and yield studies of Lupinus angustifolius and L. albus in Victoria

KA Boundy; TG Reeves; HD Brooke Australian Journal of Experimental Agriculture and Animal Husbandry 1982. doi:10.1071/ea9820076

Other claims from this paper (14)

Intervention effect Delayed planting reduced dry matter production in all cultivars.
Intervention effect Delayed planting reduced leaf area in Ultra.
Observation Dry matter partitioning differed between Uniharvest and Unicrop and Ultra.
Intervention effect Delayed planting increased the flowering-phase share of total dry matter in Uniharvest.
Intervention effect Later sowing markedly reduced grain yield in later-flowering cultivars.
Intervention effect Later sowing reduced yield components in later-flowering cultivars.
Intervention effect Each week of delayed sowing reduced Uniharvest yield by 160.6 kg/ha.
Intervention effect Each week of delayed sowing reduced Uniwhite yield by 222.5 kg/ha.
Mechanism Lateral branch development offset the sowing-delay yield effect in early flowering cultivars.
Intervention effect Low temperatures at flowering caused main-stem pod and flower abortion in April-planted Unicrop.
Intervention effect Low temperatures at flowering caused main-stem pod and flower abortion in April-planted Ultra.
Recommendation Early April was the optimum sowing time for Uniwhite and Uniharvest.
Recommendation Early May was the optimum sowing time for Unicrop and Ultra.
Observation Under ideal moisture conditions lupins showed excellent vegetative growth and poor harvest indices.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Duration of bulb growth was negatively correlated with mean air temperature during bulb growth.

Taxon: Allium cepaAllium cepat0
Treatment: mean air temperaturee7
Outcome: duration of bulb growthe7
Direction: decreaseinferrede7

Verbatim

e7
“The duration of bulb growth was negatively correlated with 1% and with the mean air temperature during bulb growth”
✓ located verbatim in the source · abstract, characters 768–882

t0
“Onion (Allium cepa L.)”
✓ located verbatim in the source · title, characters 20–42

Title

Bulb Development in Onion (Allium cepa L.) IV. Influence on Yield of Radiation Interception, its Efficiency of Conversion, the Duration of Growth and Dry-matter Partitioning

J. L. BREWSTER; F. M. MONDAL; G. E. L. MORRIS Annals of Botany 1986. doi:10.1093/oxfordjournals.aob.a087200

Other claims from this paper (14)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Meloidogyne attack caused root galls and stopped longitudinal root growth.

Taxon: upland rice cultivarsOryza sativat0
Interactor: MeloidogyneMeloidogynee0pest
Outcome: root galls (mostly terminal) consecutive with stopped longitudinal growthe0

Not reportedDirection

Verbatim

e0
“Symptoms of Meloidogyne attack include root galls (mostly terminal) consecutive with stopped longitudinal growth (characteristic roo ts), reduced stand, reduced tillering and panicle numbers as well as reduced general top growth with or without chlorosis and yield decrease.”
✓ located verbatim in the source · abstract, characters 1217–1491

t0
“upland rice cultivars”
✓ located verbatim in the source · title, characters 12–33

Title

Response of upland rice cultivars to Meloidogyne species

Mamadou Diomandé Revue de nématologie 1984

Other claims from this paper (13)

Observation O. sativa cultivars were generally susceptible to Meloidogyne.
Observation O. glaberrirna cultivars were generally resistant.
Observation IRAT 13 was susceptible.
Observation Iguape Cateto was susceptible.
Observation IS 335 was fairly resistant.
Observation IS 358 was fairly resistant.
Observation Most improved cultivars were highly tolerant.
Observation Most traditional cultivars were susceptible.
Observation Susceptible cultivars favored nematode larval penetration, adult development and reproduction relative to resistant or tolerant ones.
Intervention effect DBCP and fertilizer raised Iguape Cateto field yield by up to 435% over control.
Intervention effect No fertilizer response occurred under high M. javanica populations.
Observation Meloidogyne attack reduced stand, tillering and panicle numbers.
Observation Meloidogyne attack reduced top growth and yield.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Late 2,4-D application reduced extractable sucrose content by as much as 54%.

Taxon: SugarbeetBeta vulgaris subsp. vulgarist0
Organ / stage: later growth stagese0
Treatment: 2,4-De0
Outcome: extractable sucrose contente0
Direction: decreasede0
Value: as much as 54%e0

Not reportedComparator

Verbatim

e0
“When applied at early growth stages 2,4-D tended to decrease root yield but decreased purity and extractable sucrose content by as much as 54% when applied at later growth stages.”
✓ located verbatim in the source · abstract, characters 213–392

t0
“Sugarbeet”
✓ located verbatim in the source · title, characters 0–9

Title

Sugarbeet (Beta vulgarisL.) Response to Simulated Herbicide Spray Drift

Galen L. Schroeder; Darrell F. Cole; Alan G. Dexter Weed Science 1983. doi:10.1017/s004317450007082x

Other claims from this paper (12)

Intervention effect Early 2,4-D application tended to lower root yield.
Intervention effect Late 2,4-D application reduced purity by as much as 54%.
Intervention effect Dicamba reduced extractable sucrose per hectare.
Intervention effect 2,4-D reduced extractable sucrose per hectare.
Intervention effect Dicamba tended to reduce harvest root yield.
Intervention effect 2,4-D tended to reduce harvest root yield.
Intervention effect Picloram did not significantly reduce harvest root yield relative to control.
Intervention effect Picloram did not significantly reduce harvest sucrose content relative to control.
Intervention effect All tested 2,4-D rates increased sucrose losses in storage.
Intervention effect Dicamba caused comparable storage losses.
Intervention effect Picloram caused comparable storage losses.
Recommendation The authors recommend immediate processing after inadvertent herbicide drift exposure.

“yield decrease”

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