Paper · 2007 · Shanghai nongye xuebao

The effects of organic and inorganic fertilizers on the yield and fruit quality of watermelon cultured in plastic tunnel

Song RongHao; Kun Ma; Gu WeiHong; et al.

8
claims
13
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The experiment of watermelon yield and quality was carried out under a plastic tunnel in order to compare effects of organic and inorganic fertilizers and their combination on watermelon.The results showed that applying only organic fertilizer easily led watermelon seedlings to grow poor and their fruits not to expand well,and so a low yield and bad economic profit were gained.Applying only chemical fertilizer could make the content of soluble solids of fruit decrease and the nitrate content increase,and so the fruit quality lowered.But rationally applying organic fertilizer and chemical fertilizer could not only effectively increase the content of solu- ble solids and reduce the nitrate content,but also significantly improve the fruit set percentage and the fruit yield as well as the economic profit.Also the rational application could significantly improve the adverse resist- ance of watermelon plants.

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Claims 8

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Organic fertilizer alone produced poor seedling growth and fruit expansion.

Taxon
watermelonCitrullus lanatuse0
Treatment
organic fertilizere0
Outcome
seedlings to grow poor and their fruits not to expand welle0

Not reportedComparatorDirection

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“applying only organic fertilizer easily led watermelon seedlings to grow poor and their fruits not to expand well”

✓ located verbatim in the source · abstract, characters 211–324 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Organic fertilizer alone resulted in low yield and bad economic profit.

Taxon
watermelonCitrullus lanatuse0
Treatment
organic fertilizere0
Outcome
yield and bad economic profite0
Direction
lowe0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“applying only organic fertilizer easily led watermelon seedlings to grow poor and their fruits not to expand well,and so a low yield and bad economic profit were gained”

✓ located verbatim in the source · abstract, characters 211–379 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Chemical fertilizer alone decreased fruit soluble solids.

Taxon
watermelonCitrullus lanatust0
Treatment
chemical fertilizere0
Outcome
content of soluble solids of fruite0
Direction
decreasee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Applying only chemical fertilizer could make the content of soluble solids of fruit decrease and the nitrate content increase”

✓ located verbatim in the source · abstract, characters 380–505 · show in text ↑
t0

“watermelon”

✓ located verbatim in the source · title, characters 83–93 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Chemical fertilizer alone increased fruit nitrate content.

Taxon
watermelonCitrullus lanatust0
Treatment
chemical fertilizere0
Outcome
nitrate contente0
Direction
increasee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Applying only chemical fertilizer could make the content of soluble solids of fruit decrease and the nitrate content increase”

✓ located verbatim in the source · abstract, characters 380–505 · show in text ↑
t0

“watermelon”

✓ located verbatim in the source · title, characters 83–93 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined organic and chemical fertilizer increased soluble solids and reduced nitrate.

Taxon
watermelonCitrullus lanatust0
Treatment
organic fertilizer and chemical fertilizere0
Outcome
content of solu- ble solidse0
Direction
increasee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“rationally applying organic fertilizer and chemical fertilizer could not only effectively increase the content of solu- ble solids and reduce the nitrate content”

✓ located verbatim in the source · abstract, characters 543–704 · show in text ↑
t0

“watermelon”

✓ located verbatim in the source · title, characters 83–93 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined fertilizer reduced nitrate content.

Taxon
watermelonCitrullus lanatust0
Treatment
organic fertilizer and chemical fertilizere0
Outcome
nitrate contente0
Direction
reducee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“rationally applying organic fertilizer and chemical fertilizer could not only effectively increase the content of solu- ble solids and reduce the nitrate content”

✓ located verbatim in the source · abstract, characters 543–704 · show in text ↑
t0

“watermelon”

✓ located verbatim in the source · title, characters 83–93 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined fertilizer significantly improved fruit set, yield and economic profit.

Taxon
watermelonCitrullus lanatust0
Treatment
organic fertilizer and chemical fertilizere0t0
Outcome
fruit set percentage and the fruit yield as well as the economic profite0
Direction
improvee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“rationally applying organic fertilizer and chemical fertilizer could not only effectively increase the content of solu- ble solids and reduce the nitrate content,but also significantly improve the fruit set percentage and the fruit yield as well as the economic profit”

✓ located verbatim in the source · abstract, characters 543–811 · show in text ↑
t0

“watermelon”

✓ located verbatim in the source · title, characters 83–93 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined fertilizer significantly improved watermelon adverse resistance.

Taxon
watermelonCitrullus lanatuse0
Treatment
rational applicatione0
Outcome
adverse resist- ancee0
Direction
improvee0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“the rational application could significantly improve the adverse resist- ance of watermelon plants.”

✓ located verbatim in the source · abstract, characters 817–916 · show in text ↑

fertilization · yield · Citrullus lanatus (watermelon)Results differ

100 papers: 89 positive, 11 negative or no effect

88 papers in the same direction as this paper · 9 in the opposite direction · 2 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

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fertilization · molecular: metabolites · Citrullus lanatus (watermelon)Positive and negative results

16 papers: 10 positive, 6 negative or no effect

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  1. no effect
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fertilization · quality: sugar starch · Citrullus lanatus (watermelon)Positive and negative results

18 papers: 14 positive, 4 negative or no effect

3 papers in the same direction as this paper · 14 in the opposite direction

  1. positive
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fertilization · nutrient: content · Citrullus lanatus (watermelon)Positive and negative results

21 papers: 15 positive, 6 negative or no effect

14 papers in the same direction as this paper · 5 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

17 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.