Abstract
With pot experiments,the effects of heavy metal Pb and Cd treatment on the photosynthesis,nutritional quality and food safety of radish(Raphanus Sativus L.Var.Radculus Pers) under simulated acid rain of various acidity were studied.The results showed that,the synergistic effect of acid rain and heavy metals increased the harm effect on the leaves and photosynthesis.Under the AR+Pb and AR+Pb+Cd treatment,the soluble saccharide content increased and the reductive saccharide content decreased when the pH declines from 5.6 to 3.5;because the effect of Cd pollution exceeded the endurance capacity of radish,the soluble saccharide content and the reductive saccharide content decreased under the condition of acid rain;when pH≥4.5,pollution treatment declined the souble protein content and promoted free amino acids synthesis;when pH4.5,both soluble protein and free amino acids contents decreased.The combined pollution of acid rain and heavy metals could harm the food safety,increase the nitrate nitrogen and the accumulation amount of Pb and Cd in radish;the Pb pollution tended to promote the accumulation of nitric nitrogen;the accumulation amount of Cd was larger than Pb in radish.
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Claims 10
Claim · model-written summary
Combined acid rain and heavy metals increased damage to leaves and photosynthesis.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- acid rain and heavy metalse0
- Outcome
- harm effect on the leaves and photosynthesise0
- Direction
- increasede0
Not reportedComparator
Verbatim
e0“the synergistic effect of acid rain and heavy metals increased the harm effect on the leaves and photosynthesis.”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
Under AR+Pb and AR+Pb+Cd, soluble saccharide content increased as pH fell from 5.6 to 3.5.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- AR+Pb and AR+Pb+Cd treatmente0
- Outcome
- soluble saccharide contente0
- Direction
- increasede0
- Qualifier
- pH declines from 5.6 to 3.5e0
Not reportedComparator
Verbatim
e0“Under the AR+Pb and AR+Pb+Cd treatment,the soluble saccharide content increased and the reductive saccharide content decreased when the pH declines from 5.6 to 3.5”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
Under AR+Pb and AR+Pb+Cd, reductive saccharide content decreased as pH fell from 5.6 to 3.5.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- AR+Pb and AR+Pb+Cd treatmente0
- Outcome
- reductive saccharide contente0
- Direction
- decreasede0
- Qualifier
- pH declines from 5.6 to 3.5e0
Not reportedComparator
Verbatim
e0“Under the AR+Pb and AR+Pb+Cd treatment,the soluble saccharide content increased and the reductive saccharide content decreased when the pH declines from 5.6 to 3.5”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
Cd pollution under acid rain reduced soluble saccharide and reductive saccharide contents.
- Taxon
- radish
Raphanus sativuse0 - Treatment
- Cd pollutione0
- Outcome
- soluble saccharide content and the reductive saccharide contente0
- Direction
- decreasede0
- Qualifier
- under the condition of acid raine0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“because the effect of Cd pollution exceeded the endurance capacity of radish,the soluble saccharide content and the reductive saccharide content decreased under the condition of acid rain”
Claim · model-written summary
At pH≥4.5, pollution decreased soluble protein content.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- pollution treatmente0
- Outcome
- souble protein contente0
- Direction
- declinede0
- Qualifier
- pH≥4.5e0
Not reportedComparator
Verbatim
e0“when pH≥4.5,pollution treatment declined the souble protein content”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
At pH≥4.5, pollution promoted free amino acid synthesis.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- pollution treatmente0
- Outcome
- free amino acids synthesise0
- Direction
- promotede0
- Qualifier
- pH≥4.5e0
Not reportedComparator
Verbatim
e0“when pH≥4.5,pollution treatment declined the souble protein content and promoted free amino acids synthesis”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
At the stated pH4.5 condition, soluble protein and free amino acid contents decreased.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- pollution treatmente1
- Outcome
- soluble protein and free amino acids contentse0
- Direction
- decreasede0
- Qualifier
- pH4.5e0
Not reportedComparator
Verbatim
e0“when pH4.5,both soluble protein and free amino acids contents decreased.”
e1“pollution treatment”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
Combined acid rain and heavy metals increased nitrate nitrogen and Pb and Cd accumulation in radish.
- Taxon
- radish
Raphanus sativuse0 - Treatment
- acid rain and heavy metalse0
- Outcome
- nitrate nitrogen and the accumulation amount of Pb and Cde0
- Direction
- increasee0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The combined pollution of acid rain and heavy metals could harm the food safety,increase the nitrate nitrogen and the accumulation amount of Pb and Cd in radish”
Claim · model-written summary
Pb pollution tended to promote nitric nitrogen accumulation.
- Taxon
- Raphanus Sativus L Var Radculus Perst0
- Treatment
- Pb pollutione0
- Outcome
- accumulation of nitric nitrogene0
- Direction
- promotee0
Not reportedComparator
Verbatim
e0“the Pb pollution tended to promote the accumulation of nitric nitrogen”
t0“Raphanus Sativus L Var Radculus Pers”
Claim · model-written summary
Cd accumulation exceeded Pb accumulation in radish.
- Taxon
- radish
Raphanus sativuse0 - Outcome
- accumulation amount of Cde0
- Direction
- largere0
- Comparator
- Pbe0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“the accumulation amount of Cd was larger than Pb in radish.”
The same questions in other papers
cadmium atom · molecular: metabolites · Raphanus sativus (radish)Results agree
3 papers in the same direction as this paper
- negative
- negative
- negative
heavy metal · nutrient: content · Raphanus sativus (radish)Results agree
1 paper in the same direction as this paper
- negative
rainfall · nutrient: content · Raphanus sativus (radish)Results agree
2 papers in the same direction as this paper
- negative
- negative
Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.