Paper · 2013 · Chinese Qinghai Journal of Animal and Veterinary Sciences

Effect of Nitrogen Fertilizer on the Growth Rate of Oats

JI Ya-jun

7
claims
14
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Qingyin 1 oat is used in a field test at Huangzhong county,Qinghai to determinate the growth rate of oat in different growth period under different nitrogen fertilizer application amount.The results showed that: the fast growth of oat plant height appears from jointing to flowering period with the fastest growth rate is 3.56cm/d;the fast growth of above ground and underground biomass appear from booting to flowering period with the fastest growth rate 101g/m2/d and 3.37g/plant/d respectively while fertilizer application amount reach 120kg/hm2.Medium and large nitrogen fertilizer makes no obvious effect on the oat growth at the early stage of oat growing,but at the late growing stage large amount nitrogen fertilizer obviously improved the oat growth.As far as herbage production,75-90kg/hm2 is the optimum nitrogen application,while for the seed production,60kg/hm2 is preferred.

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Claims 7

Observationobservedoriginal resultmeasured

Claim · model-written summary

Height growth was fastest from jointing to flowering at 3.56cm/d.

Organ / stage
jointing to flowering periode0
Outcome
growth ratee0
Value
3.56cm/de0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the fast growth of oat plant height appears from jointing to flowering period with the fastest growth rate is 3.56cm/d”

✓ located verbatim in the source · abstract, characters 212–330 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Aboveground biomass growth reached 101g/m2/d with 120kg/hm2 fertilizer.

Treatment
120kg/hm2e0
Outcome
above ground and underground biomasse0
Direction
fasteste0
Value
101g/m2/de0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the fast growth of above ground and underground biomass appear from booting to flowering period with the fastest growth rate 101g/m2/d and 3.37g/plant/d respectively while fertilizer application amount reach 120kg/hm2”

✓ located verbatim in the source · abstract, characters 331–548 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Underground biomass growth reached 3.37g/plant/d with 120kg/hm2 fertilizer.

Treatment
120kg/hm2e0
Outcome
underground biomasse0
Direction
fasteste0
Value
3.37g/plant/de0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the fast growth of above ground and underground biomass appear from booting to flowering period with the fastest growth rate 101g/m2/d and 3.37g/plant/d respectively while fertilizer application amount reach 120kg/hm2”

✓ located verbatim in the source · abstract, characters 331–548 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Medium and large fertilizer had no obvious early growth effect.

Organ / stage
early stagee0
Treatment
Medium and large nitrogen fertilizere0
Outcome
oat growthe0
Direction
no obvious effecte0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Medium and large nitrogen fertilizer makes no obvious effect on the oat growth at the early stage of oat growing,but at the late growing stage large amount nitrogen fertilizer obviously improved the oat growth.”

✓ located verbatim in the source · abstract, characters 549–759 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Large fertilizer improved late growth.

Organ / stage
late growing stagee0
Treatment
large amount nitrogen fertilizere0
Outcome
oat growthe0
Direction
improvede0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Medium and large nitrogen fertilizer makes no obvious effect on the oat growth at the early stage of oat growing,but at the late growing stage large amount nitrogen fertilizer obviously improved the oat growth.”

✓ located verbatim in the source · abstract, characters 549–759 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

For herbage production, 75-90kg/hm2 nitrogen was recommended.

Outcome
75-90kg/hm2 is the optimum nitrogen applicatione0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“As far as herbage production,75-90kg/hm2 is the optimum nitrogen application,while for the seed production,60kg/hm2 is preferred.”

✓ located verbatim in the source · abstract, characters 759–888 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

For seed production, 60kg/hm2 nitrogen was preferred.

Outcome
60kg/hm2 is preferrede0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“As far as herbage production,75-90kg/hm2 is the optimum nitrogen application,while for the seed production,60kg/hm2 is preferred.”

✓ located verbatim in the source · abstract, characters 759–888 · show in text ↑
t0

“Oats”

✓ located verbatim in the source · title, characters 52–56 · show in text ↑

fertilization · growth · Avena sativa (oats)Results differ

54 papers: 44 positive, 10 negative or no effect

43 papers in the same direction as this paper · 10 in the opposite direction

  1. negative
  2. negative
  3. no effect

50 papers more in this group

See all 54 papers →

in vitro · growth · Avena sativa (oats)Positive and negative results

6 papers: 2 positive, 4 negative or no effect

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

  1. positive
  2. positive
  3. no effect

2 papers more in this group

See all 6 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.