Paper · 2004 · Journal of Hefei University of Technology

Super absorbent polymer seed coating and its effect on physiological features of corn seed

Junhui Wang

7
claims
11
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

This paper deals with the super absorbent polymer which is used as seed coating and its effect on the germination and growth of corn seed in artificial drought conditions.The germination rate, stem length and the weight of leaf and stem of the treated corn seeds increased obviously in comparison with those of the seedling from untreated seeds.The MDA(malonaldehyde) in all treated seedlings decreased,the chlorophyll content and the activities of the disease resistance-related enzymes PPO(polyphenol oxidase) increased.Results showed that the super absorbent polymer seed coating played an important role in improving the growth and inducing the activity of disease resistance-related enzymes in seedlings for its keeping-water ability, and it would be beneficial to the disease control and the increase of corn yield.Besides,the results showed that the best ratio was 1∶60.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Coated corn seeds had higher germination rate than untreated seeds.

Treatment
treated corn seedse0
Outcome
germination ratee0
Direction
increased obviouslye0
Comparator
untreated seedse0

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The germination rate, stem length and the weight of leaf and stem of the treated corn seeds increased obviously in comparison with those of the seedling from untreated seeds”

✓ located verbatim in the source · abstract, characters 171–344 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Coated corn seeds had longer stems than untreated seeds.

Treatment
treated corn seedse0
Outcome
stem lengthe0
Direction
increased obviouslye0
Comparator
untreated seedse0

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The germination rate, stem length and the weight of leaf and stem of the treated corn seeds increased obviously in comparison with those of the seedling from untreated seeds”

✓ located verbatim in the source · abstract, characters 171–344 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Coated corn seeds produced greater leaf and stem weight than untreated seeds.

Treatment
treated corn seedse0
Outcome
weight of leaf and steme0
Direction
increased obviouslye0
Comparator
untreated seedse0

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The germination rate, stem length and the weight of leaf and stem of the treated corn seeds increased obviously in comparison with those of the seedling from untreated seeds”

✓ located verbatim in the source · abstract, characters 171–344 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seedling MDA decreased with coating.

Treatment
treated seedlingse0
Outcome
MDA(malonaldehyde)e0
Direction
decreasede0

Not reportedComparator

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The MDA(malonaldehyde) in all treated seedlings decreased”

✓ located verbatim in the source · abstract, characters 345–402 · show in text ↑
t0

“corn seed”

✓ located verbatim in the source · title, characters 81–90 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seedling chlorophyll content increased with coating.

Treatment
seed coatingt0
Outcome
chlorophyll contente0
Direction
increasede0

Not reportedComparator

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the chlorophyll content and the activities of the disease resistance-related enzymes PPO(polyphenol oxidase) increased”

✓ located verbatim in the source · abstract, characters 403–521 · show in text ↑
t0

“Super absorbent polymer seed coating and its effect on physiological features of corn seed”

✓ located verbatim in the source · title, characters 0–90 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seedling PPO activity increased with coating.

Treatment
polymer seed coatingt0
Gene
PPO(polyphenol oxidase)e0
Outcome
activities of the disease resistance-related enzymese0
Direction
increasede0

Not reportedComparator

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the activities of the disease resistance-related enzymes PPO(polyphenol oxidase) increased”

✓ located verbatim in the source · abstract, characters 431–521 · show in text ↑
t0

“Super absorbent polymer seed coating and its effect on physiological features of corn seed”

✓ located verbatim in the source · title, characters 0–90 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

The authors reported a best coating ratio of 1∶60.

Outcome
best ratioe0
Value
1∶60e0

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the best ratio was 1∶60”

✓ located verbatim in the source · abstract, characters 853–876 · show in text ↑
t0

“Super absorbent polymer seed coating and its effect on physiological features of corn seed”

✓ located verbatim in the source · title, characters 0–90 · show in text ↑

Zea mays subsp. mays · growth · Zea mays (maize)Positive and negative results

94 papers: 60 positive, 34 negative or no effect

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  2. negative
  3. negative

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seed treatment · physiology: pigments · Zea mays (maize)Positive and negative results

25 papers: 24 positive, 1 negative or no effect

23 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

21 papers more in this group

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seed treatment · physiology: enzyme activity · Zea mays (maize)Results agree

10 papers: 10 positive, 0 negative or no effect

9 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

6 papers more in this group

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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.