Search claims · PlantClaims

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Combined host and parasite dry weight was nearly equal to uninfected Ricinus dry weight.

Taxon: RicinusRicinuse0
Treatment: host plus parasitee0
Interactor: Cuscuta reflexaCuscuta reflexat0parasite
Outcome: total dry weighte0
Direction: almost the samee0
Comparator: uninfected Ricinuse0

Verbatim

e0
“the total dry weight of host plus parasite was almost the same as that of uninfected Ricinus”
✓ located verbatim in the source · abstract, characters 507–599

t0
“Cuscuta reflexa”
✓ located verbatim in the source · title, characters 137–152

Title

Sink‐stimulated photosynthesis and sink‐dependent increase in nitrate uptake: nitrogen and carbon relations of the parasitic association Cuscuta reflexa–Ricinus communis

W. D. JESCHKE; A. HILPERT Plant Cell & Environment 1997. doi:10.1046/j.1365-3040.1997.d01-2.x

Other claims from this paper (13)

Association Lower host nitrogen supply depressed parasite growth and dry matter production.
Intervention effect Parasitism diminished Ricinus shoot and root dry weight at every nitrogen level.
Intervention effect Cuscuta infection raised tissue nitrogen levels in Ricinus.
Intervention effect Total nitrogen of the Ricinus–Cuscuta system was equal to or greater than that of uninfected plants.
Intervention effect Parasitism increased nitrate uptake per gram fresh root weight by 80% at 0.2 mol m−3 nitrate supply.
Intervention effect Parasitism increased nitrate uptake per gram fresh root weight by 60% at 1 mol m−3 nitrate supply.
Intervention effect Parasitism increased nitrate uptake per gram fresh root weight by 40% at 5 mol m−3 nitrate supply.
Intervention effect Xylem sap nitrate concentration rose in parasitized Ricinus.
Intervention effect Xylem sap amino acid concentrations fell in parasitized plants.
Intervention effect Cuscuta stimulated net photosynthesis in host leaves.
Intervention effect Cuscuta increased stomatal opening and transpiration in host leaves.
Association Photosynthetic stimulation depended on parasite sink size, nitrogen nutrition and leaf age.
Mechanism The authors infer that Cuscuta shifts nitrate reduction toward leaves.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nitrogen fraction proportions did not differ significantly between healthy and infected tomato hosts.

Taxon: tomatoSolanum lycopersicume0
Treatment: infected hostse1
Interactor: Orobanche cernuaOrobanche cernuae0parasite
Outcome: relative proportions of different nitrogen fractions to the pool of total nitrogene1
Direction: insignificant differencese1
Comparator: healthye1

Verbatim

e0
“tomato ( Lycopersicum esculentum Mill.) and mustard ( Brassica campestris L.) serving as hosts for Orobanche cernua and O. aegyptiaca respectively.”
✓ located verbatim in the source · abstract, characters 84–231

e1
“insignificant differences between the relative proportions of different nitrogen fractions to the pool of total nitrogen in healthy and infected hosts”
✓ located verbatim in the source · abstract, characters 964–1114

Title

Studies on the Physiology of Host‐parasite Relationship in Orobanche. III. Carbohydrate and Nitrogen Metabolism of Host and Parasite

JAGDISH NARAIN SINGH; TEJ BAHADUR RAI; JAI NARAIN SINGH Physiologia Plantarum 1972. doi:10.1111/j.1399-3054.1972.tb03626.x

Other claims from this paper (14)

Intervention effect Orobanche infection raised total reducing and total sugar in tomato.
Intervention effect Orobanche infection raised total reducing and total sugar in mustard.
Intervention effect Orobanche infection decreased acid-hydrolyzable and total carbohydrates in tomato organs.
Intervention effect Orobanche infection decreased acid-hydrolyzable and total carbohydrates in mustard organs.
Mechanism The authors attributed host carbohydrate depletion to predominant hydrolytic activity.
Intervention effect Infection depressed the sucrose proportion of total sugar in tomato.
Intervention effect Infection depressed the sucrose proportion of total sugar in mustard.
Mechanism The authors suggested hydrolysis dominance and slower synthesis explain the lower host sucrose proportion.
Observation Orobanche had higher acid-hydrolyzable and total carbohydrates than tomato hosts.
Observation Orobanche had higher acid-hydrolyzable and total carbohydrates than mustard hosts.
Mechanism The authors interpreted parasite carbohydrate enrichment as high sugar demand.
Intervention effect Nitrogen fraction proportions did not differ significantly between healthy and infected mustard hosts.
Observation Orobanche had lower total soluble and total nitrogen concentrations than tomato host roots.
Observation Orobanche had lower total soluble and total nitrogen concentrations than mustard host roots.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nitrogen fraction proportions did not differ significantly between healthy and infected mustard hosts.

Taxon: mustarde0
Treatment: infected hostse1
Interactor: O. aegyptiacaPhelipanche aegyptiacae0parasite
Outcome: relative proportions of different nitrogen fractions to the pool of total nitrogene1
Direction: insignificant differencese1
Comparator: healthye1

Verbatim

e0
“tomato ( Lycopersicum esculentum Mill.) and mustard ( Brassica campestris L.) serving as hosts for Orobanche cernua and O. aegyptiaca respectively.”
✓ located verbatim in the source · abstract, characters 84–231

e1
“insignificant differences between the relative proportions of different nitrogen fractions to the pool of total nitrogen in healthy and infected hosts”
✓ located verbatim in the source · abstract, characters 964–1114

Title

Studies on the Physiology of Host‐parasite Relationship in Orobanche. III. Carbohydrate and Nitrogen Metabolism of Host and Parasite

JAGDISH NARAIN SINGH; TEJ BAHADUR RAI; JAI NARAIN SINGH Physiologia Plantarum 1972. doi:10.1111/j.1399-3054.1972.tb03626.x

Other claims from this paper (14)

Intervention effect Orobanche infection raised total reducing and total sugar in tomato.
Intervention effect Orobanche infection raised total reducing and total sugar in mustard.
Intervention effect Orobanche infection decreased acid-hydrolyzable and total carbohydrates in tomato organs.
Intervention effect Orobanche infection decreased acid-hydrolyzable and total carbohydrates in mustard organs.
Mechanism The authors attributed host carbohydrate depletion to predominant hydrolytic activity.
Intervention effect Infection depressed the sucrose proportion of total sugar in tomato.
Intervention effect Infection depressed the sucrose proportion of total sugar in mustard.
Mechanism The authors suggested hydrolysis dominance and slower synthesis explain the lower host sucrose proportion.
Observation Orobanche had higher acid-hydrolyzable and total carbohydrates than tomato hosts.
Observation Orobanche had higher acid-hydrolyzable and total carbohydrates than mustard hosts.
Mechanism The authors interpreted parasite carbohydrate enrichment as high sugar demand.
Intervention effect Nitrogen fraction proportions did not differ significantly between healthy and infected tomato hosts.
Observation Orobanche had lower total soluble and total nitrogen concentrations than tomato host roots.
Observation Orobanche had lower total soluble and total nitrogen concentrations than mustard host roots.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Little Club total nitrogen percentage stayed near healthy leaves.

Taxon: WHEATTriticum aestivumt0
Outcome: percentage total nitrogene0
Direction: remained closee0
Comparator: healthy leavese0

Verbatim

e0
“percentage total nitrogen remained close to that of healthy leaves”
✓ located verbatim in the source · abstract, characters 481–547

t0
“WHEAT”
✓ located verbatim in the source · title, characters 181–186

Title

THE PHYSIOLOGY OF HOST–PARASITE RELATIONS: II. THE EFFECT OF PUCCINIA GRAMINIS TRITICI ERIKS. AND HENN. ON THE RESPIRATION OF THE FIRST LEAF OF RESISTANT AND SUSCEPTIBLE SPECIES OF WHEAT

D. J. Samborski; Michael Shaw Canadian Journal of Botany 1956. doi:10.1139/b56-044

Other claims from this paper (10)

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Sugars and total nitrogen in first- and second-class tobacco batches were within the reference values for all glyphosate variants.

Taxon: oriental tobaccoe0
Material: Plovdiv 7e0
Treatment: glyphosate (Glyphogan 480 SL)e0
Interactor: broomrapee0parasite
Outcome: amount of sugars and total nitrogene3
Qualifier: for all variantse3
Comparator: reference valuese3

Not reportedDirection

Verbatim

e0
“oriental tobacco variety Plovdiv 7 treated with glyphosate (Glyphogan 480 SL) for the control of broomrape”
✓ located verbatim in the source · abstract, characters 29–135

e3
“The amount of sugars and total nitrogen in tobacco batches of the first and second class for all variants were within the reference values”
✓ located verbatim in the source · abstract, characters 498–636

Title

Technological Indexes of Oriental Tobacco Treated with Glyphosate for the Control of Broomrape

Mariyan Yanen; Shteliyana Kalinova; Hristo Bozukov; et al. DergiPark (Istanbul University) 2014

Other claims from this paper (4)

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Cassytha infection did not significantly reduce maximum electron transport rate or total biomass of Acacia paradoxa.

Taxon: Acacia paradoxaAcacia paradoxae1
Treatment: infected with the hemiparasite Cassytha pubescense1
Interactor: Cassytha pubescensCassytha pubescense1parasite
Outcome: maximum electron transport rates and total biomasse0
Comparator: uninfectede1

Not reportedDirection

Verbatim

e0
“Cassytha pubescens significantly reduced the maximum electron transport rates and total biomass of U. europaeus but not those of A. paradoxa, regardless of N.”
✓ located verbatim in the source · abstract, characters 579–737

e1
“Ulex europaeus and Acacia paradoxa either uninfected or infected with the hemiparasite Cassytha pubescens”
✓ located verbatim in the source · abstract, characters 321–426

Title

Does nitrogen affect the interaction between a native hemiparasite and its native or introduced leguminous hosts?

Robert M. Cirocco; José M. Facelli; Jennifer R. Watling New Phytologist 2016. doi:10.1111/nph.14181

Other claims from this paper (9)

Intervention effect Cassytha infection significantly reduced maximum electron transport rate in Ulex europaeus regardless of nitrogen.
Intervention effect Cassytha infection significantly reduced total biomass in Ulex europaeus regardless of nitrogen.
Intervention effect Infection decreased Acacia paradoxa root biomass only at low nitrogen.
Intervention effect The negative infection effect on Ulex europaeus roots was less severe at low nitrogen.
Intervention effect Infection negatively affected host nodule biomass.
Association Ulex europaeus supported greater parasite biomass than Acacia paradoxa regardless of nitrogen.
Observation The authors concluded rhizobia did not influence parasite effects on overall host growth.
Observation The authors predict strong field impact of Cassytha on Ulex europaeus regardless of nitrogen.
Observation The authors predict no strong field impact of Cassytha on Acacia paradoxa regardless of nitrogen.

“parasite total nitrogen”

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