Paper · 2023 · Science Archives

Regrowth performance of tropical forage legumes on infertile soils

Andi L. Amar; Ross J. Coventry; Robert A. Congdon; et al.

19
claims
33
verbatim quotes
1
citations
3
research areas
✓
Open access

Abstract

Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols), widespread in Australia’s tropical rangelands, over a period of 22 months. Over this period, plants of Centrosema brasilianum cv. Oolloo, Desmodium virgatus, Macroptilium bracteatum (93.8%), Stylosanthes scabra, S. hamata (87.5%) and D. pubescens (68.8%) survived best. Arachis paraguariensis (37.5%), A. triseminalis, M. martii (25.0%) and C. pascuorum (18.8%) were less successful. The highest herbage yields were consistently produced by C. brasilianum, followed by M. bracteatum and the Stylosanthes cultivars. The annual species, C. pascuorum and M. martii gave high yields in the first 3 9-weekly harvests. The Stylosanthes cultivars produced most root nodules, followed by A. paraguariensis, C pascuorum, C. brasilianum and M. martii. D. pubescens, D. virgatus, M. martii, A. triseminalis and C. brasilianum had the highest nitrogen-use efficiencies, whilst C. brasilianum and the two Stylosanthes cultivars had the highest phosphorus-use efficiencies. All of the legumes increased the nitrogen content of the two soils significantly, especially S. hamata, A. paraguariensis, C. brasilianum, M. martii and M. bracteatum. Most of the legumes show promise for use in low-fertility tropical pastures, particularly C. brasilianum and M. bracteatum.

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Claims 19

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Macroptilium bracteatum had 93.8% survival in the two-soil pot trials.

Taxon
Macroptilium bracteatumMacroptilium bracteatume1
Outcome
Survivale0
Value
93.8%e1
Setting
pot trialse0

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

Macroptilium bracteatum
Macroptilium bracteatum · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e1

“Over this period, plants of Centrosema brasilianum cv. Oolloo, Desmodium virgatus, Macroptilium bracteatum (93.8%), Stylosanthes scabra, S. hamata (87.5%) and D. pubescens (68.8%) survived best”

✓ located verbatim in the source · abstract, characters 235–428 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Stylosanthes hamata had 87.5% survival in the two-soil pot trials.

Taxon
S. hamataStylosanthes hamatae1
Outcome
Survivale0
Value
87.5%e1
Setting
pot trialse0

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

Stylosanthes hamata
Stylosanthes hamata · TaxonDinesh Valke from Thane, India · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e1

“Over this period, plants of Centrosema brasilianum cv. Oolloo, Desmodium virgatus, Macroptilium bracteatum (93.8%), Stylosanthes scabra, S. hamata (87.5%) and D. pubescens (68.8%) survived best”

✓ located verbatim in the source · abstract, characters 235–428 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Desmodium pubescens had 68.8% survival in the two-soil pot trials.

Taxon
D. pubescense1
Outcome
Survivale0
Value
68.8%e1
Setting
pot trialse0

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e1

“Over this period, plants of Centrosema brasilianum cv. Oolloo, Desmodium virgatus, Macroptilium bracteatum (93.8%), Stylosanthes scabra, S. hamata (87.5%) and D. pubescens (68.8%) survived best”

✓ located verbatim in the source · abstract, characters 235–428 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Arachis paraguariensis had 37.5% survival and was less successful.

Taxon
Arachis paraguariensisArachis paraguariensise2
Outcome
Survivale0
Direction
less successfule2
Value
37.5%e2

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

Arachis paraguariensis
Arachis paraguariensis · Taxon · picture from its Wikimedia Commons categoryBtcpg · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e2

“Arachis paraguariensis (37.5%), A. triseminalis, M. martii (25.0%) and C. pascuorum (18.8%) were less successful”

✓ located verbatim in the source · abstract, characters 430–542 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Macroptilium martii had 25.0% survival and was less successful.

Taxon
M. martiiMacroptilium martiie2
Outcome
Survivale0
Direction
less successfule2
Value
25.0%e2

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

Macroptilium martii
Macroptilium martii · TaxonBtcpg · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e2

“Arachis paraguariensis (37.5%), A. triseminalis, M. martii (25.0%) and C. pascuorum (18.8%) were less successful”

✓ located verbatim in the source · abstract, characters 430–542 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Centrosema pascuorum had 18.8% survival and was less successful.

Taxon
C. pascuorumCentrosema pascuorume2
Outcome
Survivale0
Direction
less successfule2
Value
18.8%e2

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

Centrosema pascuorum
Centrosema pascuorum · TaxonBtcpg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e2

“Arachis paraguariensis (37.5%), A. triseminalis, M. martii (25.0%) and C. pascuorum (18.8%) were less successful”

✓ located verbatim in the source · abstract, characters 430–542 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Centrosema brasilianum, Desmodium virgatus and Stylosanthes scabra survived best.

Taxon
tropical forage legumese0
Material
Centrosema brasilianum cv. Oolloo, Desmodium virgatuse1
Outcome
Survivale0

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e1

“Over this period, plants of Centrosema brasilianum cv. Oolloo, Desmodium virgatus, Macroptilium bracteatum (93.8%), Stylosanthes scabra, S. hamata (87.5%) and D. pubescens (68.8%) survived best”

✓ located verbatim in the source · abstract, characters 235–428 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Arachis triseminalis was less successful in survival.

Taxon
A. triseminalise2
Outcome
Survivale0
Direction
less successfule2

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e2

“Arachis paraguariensis (37.5%), A. triseminalis, M. martii (25.0%) and C. pascuorum (18.8%) were less successful”

✓ located verbatim in the source · abstract, characters 430–542 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Centrosema brasilianum gave the highest herbage yields.

Taxon
C. brasilianumCentrosema brasilianume3
Outcome
herbage yieldse3
Direction
higheste3

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

Centrosema brasilianum
Centrosema brasilianum · TaxonAlex Popovkin, Bahia, Brazil from Brazil · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e3

“The highest herbage yields were consistently produced by C. brasilianum, followed by M. bracteatum and the Stylosanthes cultivars”

✓ located verbatim in the source · abstract, characters 544–673 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Macroptilium bracteatum ranked after C. brasilianum for herbage yield.

Taxon
M. bracteatumMacroptilium bracteatume3
Outcome
herbage yieldse3
Direction
followed bye3

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

Macroptilium bracteatum
Macroptilium bracteatum · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e3

“The highest herbage yields were consistently produced by C. brasilianum, followed by M. bracteatum and the Stylosanthes cultivars”

✓ located verbatim in the source · abstract, characters 544–673 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Stylosanthes cultivars ranked after C. brasilianum for herbage yield.

Taxon
Stylosanthes cultivarse3
Outcome
herbage yieldse3
Direction
followed bye3

Verbatim

e3

“The highest herbage yields were consistently produced by C. brasilianum, followed by M. bracteatum and the Stylosanthes cultivars”

✓ located verbatim in the source · abstract, characters 544–673 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Centrosema pascuorum gave high yields in the first three harvests.

Taxon
C. pascuorumCentrosema pascuorume4
Outcome
yieldse4
Qualifier
in the first 3 9-weekly harvestse4

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

Centrosema pascuorum
Centrosema pascuorum · TaxonBtcpg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e4

“The annual species, C. pascuorum and M. martii gave high yields in the first 3 9-weekly harvests”

✓ located verbatim in the source · abstract, characters 675–771 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Macroptilium martii gave high yields in the first three harvests.

Taxon
M. martiiMacroptilium martiie4
Outcome
yieldse4
Qualifier
in the first 3 9-weekly harvestse4

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

Macroptilium martii
Macroptilium martii · TaxonBtcpg · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e4

“The annual species, C. pascuorum and M. martii gave high yields in the first 3 9-weekly harvests”

✓ located verbatim in the source · abstract, characters 675–771 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Stylosanthes cultivars produced the most root nodules.

Taxon
Stylosanthes cultivarse5
Outcome
root nodulese5
Direction
moste5

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e5

“The Stylosanthes cultivars produced most root nodules, followed by A. paraguariensis, C pascuorum, C. brasilianum and M. martii”

✓ located verbatim in the source · abstract, characters 773–900 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

A. paraguariensis, C. pascuorum, C. brasilianum and M. martii followed in root nodule production.

Taxon
tropical forage legumese0
Material
A. paraguariensis, C pascuorum, C. brasilianum and M. martiie5
Outcome
root nodulese5
Direction
followed bye5

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e5

“The Stylosanthes cultivars produced most root nodules, followed by A. paraguariensis, C pascuorum, C. brasilianum and M. martii”

✓ located verbatim in the source · abstract, characters 773–900 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

D. pubescens, D. virgatus, M. martii, A. triseminalis and C. brasilianum had the highest nitrogen-use efficiencies.

Taxon
tropical forage legumese0
Material
D. pubescens, D. virgatus, M. martii, A. triseminalis and C. brasilianume6
Outcome
nitrogen-use efficienciese6
Direction
higheste6

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e6

“D. pubescens, D. virgatus, M. martii, A. triseminalis and C. brasilianum had the highest nitrogen-use efficiencies, whilst C. brasilianum and the two Stylosanthes cultivars had the highest phosphorus-use efficiencies”

✓ located verbatim in the source · abstract, characters 902–1118 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

C. brasilianum and the two Stylosanthes cultivars had the highest phosphorus-use efficiencies.

Taxon
tropical forage legumese0
Material
C. brasilianum and the two Stylosanthes cultivarse6
Outcome
phosphorus-use efficienciese6
Direction
higheste6

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e6

“D. pubescens, D. virgatus, M. martii, A. triseminalis and C. brasilianum had the highest nitrogen-use efficiencies, whilst C. brasilianum and the two Stylosanthes cultivars had the highest phosphorus-use efficiencies”

✓ located verbatim in the source · abstract, characters 902–1118 · show in text ↑
Associationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

All legumes significantly increased the nitrogen content of the two soils.

Taxon
tropical forage legumese0
Outcome
nitrogen content of the two soilse7
Direction
increasede7
Setting
the two soilse7

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e7

“All of the legumes increased the nitrogen content of the two soils significantly, especially S. hamata, A. paraguariensis, C. brasilianum, M. martii and M. bracteatum”

✓ located verbatim in the source · abstract, characters 1120–1286 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Most tropical forage legumes show promise for low-fertility tropical pastures, particularly C. brasilianum and M. bracteatum.

Taxon
tropical forage legumese0
Outcome
show promise for use in low-fertility tropical pasturese1

Verbatim

e0

“Survival, herbage yield and nutrient use efficiency of ten tropical forage legumes were compared in pot trials using two soil types (red and yellow kandosols)”

✓ located verbatim in the source · abstract, characters 0–158 · show in text ↑
e1

“Most of the legumes show promise for use in low-fertility tropical pastures, particularly C. brasilianum and M. bracteatum”

✓ located verbatim in the source · abstract, characters 1288–1410 · show in text ↑