Paper · 2006 · T'u Jang T'ung Pao

Effect of Drought-Enduring Herbage-Little Crest Grass on the Fertility Improvement of Grey Brown Desert Soil in Heihe Valley

Jin Wang

18
claims
35
verbatim quotes
1
citations
1
research areas
—
Not open access

Abstract

Little crest grass,a kind of drought-ednuring herbage was planted on the brown desert soil in Hexi valley to improve the soil fertility.Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1).Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively.The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2).

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Claims 18

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased the soil moisture content by 73.93 g/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
nature moisture content of the soile0
Direction
increasede0
Value
73.93g kg~(-1)e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased soil water storage content by 67.17 m3/hm2 relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
water storage contente0
Direction
increaseinferrede0
Value
67.17m~3 hm~(-2)e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased the 0.25 mm granular structure of the soil by 12.16% relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
0.25mm granular structuree0
Direction
increaseinferrede0
Value
12.16%e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased total soil porosity by 10.94% relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
total porositye0
Direction
increaseinferrede0
Value
10.94%e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years decreased soil bulk density by 0.29 g/cm3 relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
soil bulk densitye0
Direction
decreasede0
Value
0.29g cm~3e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Planting little crest grass for three years changed soil pH from 8.15 to 7.83 relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
pHe0
Direction
decreaseinferrede0
Value
8.15 to 7.83e0
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Planting little crest grass for three years gave a total salt content of 1.72 g/kg in the soil; the direction relative to the CK treatment is not stated.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
total salt contente0
Value
1.72 g kg~(-1)e0
Comparator
CK treatmente0

Not reportedDirection

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years increased73.93g kg~(-1),water storage content 67.17m~3 hm~(-2),0.25mm granular structure 12.16%,total porosity 10.94%,while soil bulk density decreased 0.29g cm~3,pH from 8.15 to 7.83,total salt content 1.72 g kg~(-1)”

✓ located verbatim in the source · abstract, characters 136–463 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased soil organic matter by 3.01 g/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
Soil organic mattere1
Direction
increasede1
Value
3.01 g kg~(-1)e1
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years”

✓ located verbatim in the source · abstract, characters 136–245 · show in text ↑
e1

“Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively”

✓ located verbatim in the source · abstract, characters 464–614 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased available nitrogen by 20.9 mg/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
available Ne1
Direction
increasede1
Value
20.9mg kg~(-1)e1
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years”

✓ located verbatim in the source · abstract, characters 136–245 · show in text ↑
e1

“Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively”

✓ located verbatim in the source · abstract, characters 464–614 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased available phosphorus by 5.7 mg/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
Pe1
Direction
increasede1
Value
5.7mg kg~(-1)e1
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years”

✓ located verbatim in the source · abstract, characters 136–245 · show in text ↑
e1

“Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively”

✓ located verbatim in the source · abstract, characters 464–614 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased available potassium by 11.3 mg/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
Ke1
Direction
increasede1
Value
11.3mg kg~(-1)e1
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years”

✓ located verbatim in the source · abstract, characters 136–245 · show in text ↑
e1

“Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively”

✓ located verbatim in the source · abstract, characters 464–614 · show in text ↑

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Planting little crest grass for three years increased cation exchange capacity by 7.0 cmol/kg relative to the CK treatment.

Taxon
Little crest grasst0
Treatment
planted little crest grass for 3 yearse0
Outcome
CECe1
Direction
increasede1
Value
7.0 cmol kg~(-1)e1
Comparator
CK treatmente0

Verbatim

t0

“Herbage-Little Crest Grass”

✓ located verbatim in the source · title, characters 27–53 · show in text ↑
e0

“Compared with the CK treatment,the nature moisture content of the soil planted little crest grass for 3 years”

✓ located verbatim in the source · abstract, characters 136–245 · show in text ↑
e1

“Soil organic matter,available N,P and K,and CEC increased 3.01 g kg~(-1),20.9mg kg~(-1),5.7mg kg~(-1),11.3mg kg~(-1) and 7.0 cmol kg~(-1),respectively”

✓ located verbatim in the source · abstract, characters 464–614 · show in text ↑

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Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass averaged 85.4 cm in height.

Taxon
little crest grasse2
Outcome
average heighte2
Value
85.4cme2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass had a fresh weight of 1074.2 g.

Taxon
little crest grasse2
Outcome
fresh weighte2
Value
1074.2ge2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass had a dry weight of 343.8 g.

Taxon
little crest grasse2
Outcome
dry weighte2
Value
343.8ge2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass gave a fresh grass yield of 72.58 t/hm2.

Taxon
little crest grasse2
Outcome
yield of fresh grasse2
Value
72.58t hm~(-2)e2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass gave a dry grass yield of 23.2 t/hm2.

Taxon
little crest grasse2
Outcome
yield of dry grasse2
Value
23.2 t hm~(-2)e2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three-year-old little crest grass gave an output of 93 thousand yuan per hm2.

Taxon
little crest grasse2
Outcome
outpute2
Value
93 thousand yuan hm~(-2)e2

Verbatim

e2

“The average height of little crest grass with 3 years old was 85.4cm,fresh weight 1074.2g,dry weight 343.8g,yield of fresh grass 72.58t hm~(-2),yield of dry grass 23.2 t hm~(-2),output 93 thousand yuan hm~(-2)”

✓ located verbatim in the source · abstract, characters 615–824 · show in text ↑