Paper · 2001 · Journal of Zhangkai Aguotechaical College

Effects of cadmium on growth and some physiological characteristics of rice seedlings

Zhao Yu-huan

6
claims
13
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings. The results showed that Cd 2+ inhibited the increase of plant height and lowered dry matter weight of leaf and fresh weight of shoot. Low concentration of Cd 2+ (0~0.5 mg/L) treatment increased chlorophyll content though high concentration of Cd 2+ (10.0 mg/L) treatment could reduced it. Additionally, Cd 2+ treatment increased MDA content and POD activity,inhibited SOD and CAT activity in leaf.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cd2+ treatment inhibited the increase in rice seedling plant height.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
Cd 2+e1
Outcome
plant heighte1
Direction
inhibitede1
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e1

“The results showed that Cd 2+ inhibited the increase of plant height and lowered dry matter weight of leaf and fresh weight of shoot”

✓ located verbatim in the source · abstract, characters 213–345 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cd2+ treatment lowered leaf dry matter weight and shoot fresh weight of rice seedlings.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
Cd 2+e1
Outcome
dry matter weight of leaf and fresh weight of shoote1
Direction
lowerede1
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e1

“The results showed that Cd 2+ inhibited the increase of plant height and lowered dry matter weight of leaf and fresh weight of shoot”

✓ located verbatim in the source · abstract, characters 213–345 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Low Cd2+ concentration increased chlorophyll content in rice seedlings.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
Low concentration of Cd 2+e4
Outcome
chlorophyll contente3
Direction
increasede3
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e3

“increased chlorophyll content though high concentration of Cd 2+ (10.0 mg/L) treatment could reduced it”

✓ located verbatim in the source · abstract, characters 397–500 · show in text ↑
e4

“Low concentration of Cd 2+”

✓ located verbatim in the source · abstract, characters 347–373 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

High Cd2+ (10.0 mg/L) reduced chlorophyll content in rice seedlings.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
high concentration of Cd 2+ (10.0 mg/L) treatmente3
Outcome
chlorophyll contente3
Direction
reducede3
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e3

“increased chlorophyll content though high concentration of Cd 2+ (10.0 mg/L) treatment could reduced it”

✓ located verbatim in the source · abstract, characters 397–500 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Cd2+ treatment increased MDA content and POD activity in rice leaves.

Taxon
Oryza sativa L.Oryza sativae0
Organ / stage
leafe5
Treatment
Cd 2+ treatmente5
Outcome
MDA content and POD activitye5
Direction
increasede5
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e5

“Additionally, Cd 2+ treatment increased MDA content and POD activity,inhibited SOD and CAT activity in leaf”

✓ located verbatim in the source · abstract, characters 502–609 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Cd2+ treatment inhibited SOD and CAT activity in rice leaves.

Taxon
Oryza sativa L.Oryza sativae0
Organ / stage
leafe5
Treatment
Cd 2+ treatmente5
Outcome
SOD and CAT activitye5
Direction
inhibitede5
Setting
Nutrient solution culturee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nutrient solution culture experiment was conducted to study the effect of Cd 2+ treatment (0, 0.5,1. 0,5. 0,10. 0 mg/L) on plant growth and some physiological characteristics of rice (Oryza sativa L. ) seedlings”

✓ located verbatim in the source · abstract, characters 0–211 · show in text ↑
e5

“Additionally, Cd 2+ treatment increased MDA content and POD activity,inhibited SOD and CAT activity in leaf”

✓ located verbatim in the source · abstract, characters 502–609 · show in text ↑

cadmium(2+) · growth · Oryza sativa (rice)Results agree

8 papers: 0 positive, 8 negative or no effect

7 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

4 papers more in this group

See all 8 papers →

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.