Paper · 2014 · Hubei nongye kexue

The Effects of Fertilization on Citrus in Xingshan County

Zhou Ji-we

6
claims
13
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

In order to study the fertilization effects of nitrogen(N), phosphor(P), potassium(K) on citrus, 8 experiments were conducted at Xingshan county from 2008 to 2011. The results showed that N had the best increase of yield with 9 316 kg / hm2, followed by K with 9 316 kg / hm2. The agronomic efficiency of N, P, K were 29.0, 38.9 and 23.6 kg / kg,respectively. The balanced fertilization of N, P, K increased the content of sugar in citrus.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen gave the best citrus yield increase of 9 316 kg / hm2.

Taxon
CitrusCitrust0
Treatment
Ne0
Outcome
yielde0
Direction
increasee0
Value
9 316 kg / hm2e0
Setting
Xingshan countye1

Not reportedComparator

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“N had the best increase of yield with 9 316 kg / hm2”

✓ located verbatim in the source · abstract, characters 188–240 · show in text ↑
t0

“Citrus”

✓ located verbatim in the source · title, characters 32–38 · show in text ↑
e1

“Xingshan county”

✓ located verbatim in the source · abstract, characters 129–144 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Potassium followed nitrogen in citrus yield increase, at 9 316 kg / hm2.

Taxon
CitrusCitrust0
Treatment
Ke0
Outcome
yielde1
Direction
followed bye0
Value
9 316 kg / hm2e0
Comparator
Ne1

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“followed by K with 9 316 kg / hm2”

✓ located verbatim in the source · abstract, characters 242–275 · show in text ↑
t0

“Citrus”

✓ located verbatim in the source · title, characters 32–38 · show in text ↑
e1

“N had the best increase of yield”

✓ located verbatim in the source · abstract, characters 188–220 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Agronomic efficiency of nitrogen was 29.0 kg / kg.

Taxon
CitrusCitrust0
Treatment
Ne0
Outcome
agronomic efficiencye0
Value
29.0e0

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The agronomic efficiency of N, P, K were 29.0, 38.9 and 23.6 kg / kg,respectively”

✓ located verbatim in the source · abstract, characters 277–358 · show in text ↑
t0

“Citrus”

✓ located verbatim in the source · title, characters 32–38 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Agronomic efficiency of phosphorus was 38.9 kg / kg.

Taxon
CitrusCitrust0
Treatment
Pe0
Outcome
agronomic efficiencye0
Value
38.9e0

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The agronomic efficiency of N, P, K were 29.0, 38.9 and 23.6 kg / kg,respectively”

✓ located verbatim in the source · abstract, characters 277–358 · show in text ↑
t0

“Citrus”

✓ located verbatim in the source · title, characters 32–38 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Agronomic efficiency of potassium was 23.6 kg / kg.

Taxon
CitrusCitrust0
Treatment
Ke0
Outcome
agronomic efficiencye0
Value
23.6 kg / kge0

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The agronomic efficiency of N, P, K were 29.0, 38.9 and 23.6 kg / kg,respectively”

✓ located verbatim in the source · abstract, characters 277–358 · show in text ↑
t0

“Citrus”

✓ located verbatim in the source · title, characters 32–38 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Balanced N, P and K fertilization increased citrus sugar content.

Taxon
citrusCitruse0
Treatment
balanced fertilization of N, P, Ke0
Outcome
content of sugare0
Direction
increasede0

Not reportedComparator

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The balanced fertilization of N, P, K increased the content of sugar in citrus”

✓ located verbatim in the source · abstract, characters 360–438 · show in text ↑

nitrogen · yield · CitrusResults differ

21 papers: 17 positive, 4 negative or no effect

16 papers in the same direction as this paper · 4 in the opposite direction

  1. no effect
  2. no effect
  3. negative

17 papers more in this group

See all 21 papers →

potassium · yield · CitrusPositive and negative results

8 papers: 7 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

nitrogen · molecular: metabolites · CitrusPositive and negative results

8 papers: 6 positive, 2 negative or no effect

5 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. negative
  3. positive

4 papers more in this group

See all 8 papers →

phosphorus · molecular: metabolites · CitrusResults agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

fertilization · molecular: metabolites · CitrusResults agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.