Paper · 2014 · International Journal of Agriculture and Biology

An experimental study of variety screening, sequential cropping, compaction and mixed cropping techniques for the cultivation of annual forage crops in agro-pastoral area of Tibet, China.

Guowen Cui; Hongying Li; Tao Sun; et al.

10
claims
12
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Field experiments were conducted in Jangdam, in the Tibetan plateau of China, to investigate the forage production potential of oats (Avena sativa L.),forage-type triticale (×Triticosecale Wittmack) and common vetch (Vicia sativa L.).The forage productivity of oats and forage-type triticale were evaluated in comparison with local naked barley (Hordeum vulgare L.) in single and sequential cropping systems, with and without a compaction roller. The effect of mixed cropping oats with common vetch on the yield and quality of forages was also examined for different seeding ratios. Hay yield, seed germination, and crude protein content were determined for each of the cropping systems. The results revealed that oats and forage-type triticale produced a significantly higher hay yield than local naked barley in both single and sequential cropping systems. Sequential cropping significantly enhanced the total forage yield to 12.4 Mg ha -1 for oats, compared to single cropping (8.7 Mg ha -1 ). The seed germination percentage was significantly increased in compacted soil after sowing, which also leads to higher hay yield. Mixed sowing of oats with common vetch brought a protein-rich harvest with a higher or equivalent yield than single-sown oats. The crude protein concentration of the whole forage decreased with the decrease in the seeding ratio of common vetch; the seeding ratio of 70% oat and 100% common vetch achieved a higher forage yield and protein content than the other mixtures studied. © 2014 Friends Science Publishers

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Claims 10

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Oats gave significantly higher hay yield than local naked barley in single and sequential cropping.

Treatment
oatse0
Outcome
hay yielde0
Direction
highere0
Comparator
local naked barleye0
Setting
single and sequential cropping systemse0

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

“oats and forage-type triticale produced a significantly higher hay yield than local naked barley in both single and sequential cropping systems”

✓ located verbatim in the source · abstract, characters 714–857 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Forage-type triticale gave significantly higher hay yield than local naked barley in both systems.

Taxon
forage-type triticalee0
Treatment
forage-type triticalee0
Outcome
hay yielde0
Direction
highere0
Comparator
local naked barleye0
Setting
single and sequential cropping systemse0

Verbatim

e0

“oats and forage-type triticale produced a significantly higher hay yield than local naked barley in both single and sequential cropping systems”

✓ located verbatim in the source · abstract, characters 714–857 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Sequential cropping increased oats total forage yield to 12.4 Mg ha -1 versus 8.7 Mg ha -1 with single cropping.

Treatment
Sequential croppinge0
Outcome
total forage yielde0
Direction
enhancede0
Value
12.4 Mg ha -1e0
Qualifier
8.7 Mg ha -1e0
Comparator
single croppinge0

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

“Sequential cropping significantly enhanced the total forage yield to 12.4 Mg ha -1 for oats, compared to single cropping (8.7 Mg ha -1 )”

✓ located verbatim in the source · abstract, characters 859–995 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Compacted soil after sowing significantly increased seed germination percentage.

Treatment
compacted soil after sowinge0
Outcome
seed germination percentagee0
Direction
increasede0

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 seed germination percentage was significantly increased in compacted soil after sowing, which also leads to higher hay yield”

✓ located verbatim in the source · abstract, characters 997–1125 · show in text ↑
t0

“forage production potential of oats”

✓ located verbatim in the source · abstract, characters 97–132 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compaction after sowing led to higher hay yield.

Treatment
compacted soil after sowinge0
Outcome
hay yielde0
Direction
highere0

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

“compacted soil after sowing, which also leads to higher hay yield”

✓ located verbatim in the source · abstract, characters 1060–1125 · show in text ↑
t0

“forage production potential of oats”

✓ located verbatim in the source · abstract, characters 97–132 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mixed sowing oats with vetch gave a protein-rich harvest.

Treatment
Mixed sowing of oats with common vetche0
Outcome
protein-rich harveste0
Comparator
single-sown oatse0

Not reportedDirection

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

“Mixed sowing of oats with common vetch brought a protein-rich harvest with a higher or equivalent yield than single-sown oats”

✓ located verbatim in the source · abstract, characters 1127–1252 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mixed oats and vetch produced higher or equivalent yield than oats alone.

Treatment
Mixed sowing of oats with common vetche0
Outcome
yielde0
Direction
higher or equivalente0
Comparator
single-sown oatse0

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

“Mixed sowing of oats with common vetch brought a protein-rich harvest with a higher or equivalent yield than single-sown oats”

✓ located verbatim in the source · abstract, characters 1127–1252 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Forage crude protein concentration decreased as the vetch seeding ratio decreased.

Taxon
common vetchVicia sativae0
Treatment
seeding ratio of common vetche0
Outcome
crude protein concentration of the whole foragee0
Direction
decreasede0

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

Vicia sativa
Vicia sativa · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The crude protein concentration of the whole forage decreased with the decrease in the seeding ratio of common vetch”

✓ located verbatim in the source · abstract, characters 1254–1370 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 70% oat and 100% vetch ratio gave higher forage yield than other mixtures.

Treatment
seeding ratio of 70% oat and 100% common vetche0
Outcome
forage yielde0
Direction
highere0
Comparator
other mixtures studiede0

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 seeding ratio of 70% oat and 100% common vetch achieved a higher forage yield and protein content than the other mixtures studied”

✓ located verbatim in the source · abstract, characters 1372–1505 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 70% oat and 100% vetch ratio gave higher protein content than other mixtures.

Treatment
seeding ratio of 70% oat and 100% common vetche0
Outcome
protein contente0
Direction
highere0
Comparator
other mixtures studiede0

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 seeding ratio of 70% oat and 100% common vetch achieved a higher forage yield and protein content than the other mixtures studied”

✓ located verbatim in the source · abstract, characters 1372–1505 · show in text ↑

Vicia sativa · yield · Avena sativa (oats)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

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

  1. no effect
  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.