Paper · 2015 · Acta Agrestia Sinica

Effects of Intercropping between Mulberry and Alfalfa on Soil Enzyme Activities and Microbial Community Diversity in Rhizophere

Zhang Meng-men

8
claims
8
verbatim quotes
5
citations
3
research areas
—
Not open access

Abstract

The effects of intercropping between mulberry and alfalfa on the enzyme activities and functional diversities of rhizophere soil microbial community were investigated comparing with mulberry monoculture and alfalfa monoculture in the field experiment.The results showed that the invertase and peroxidase activities of intercropping alfalfa increased 30.0%and 21.4%compared to monoculture alfalfa,respectively;the acid phosphatase activities of intercropping mulberry and intercropping alfalfa raised 23.0%and 28.9%compared to monocultures,respectively.The activities of the enzymes were significant differences between monoculture and intercropping.In mulberry and alfalfa intercropping system,average well color development(AWCD) symbolized the metabolic activities of soil microbes.Shanon index,Simpson index,and Mcintosh index of intercropping mulberry were higher than that of monoculture,while theses indexes in intercropping alfalfa were lower than that of monoculture.Principal component analysis(PCA) showed that the main carbon source types of intercropping and monoculture were different,the main carbon sources of intercropping alfalfa changed into amino acid,polymers and miscellaneous.The research indicated that the intercropping system enhanced the diversity of rhizophere soil microbial community of mulberry,and changed the main carbon source types of rhizophere soil microbial community of alfalfa.The effects of intercropping patterns on soil enzyme activities were different.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Invertase activity of intercropping alfalfa increased by 30.0% compared with monoculture alfalfa.

Taxon
alfalfaMedicago sativae0
Treatment
intercroppinge0
Outcome
invertasee0
Direction
increasede0
Value
30.0%e0
Comparator
monoculture alfalfae0

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“the invertase and peroxidase activities of intercropping alfalfa increased 30.0%and 21.4%compared to monoculture alfalfa”

✓ located verbatim in the source · abstract, characters 275–395 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Peroxidase activity of intercropping alfalfa increased by 21.4% compared with monoculture alfalfa.

Taxon
alfalfaMedicago sativae0
Treatment
intercroppinge0
Outcome
peroxidasee0
Direction
increasede0
Value
21.4%e0
Comparator
monoculture alfalfae0

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“the invertase and peroxidase activities of intercropping alfalfa increased 30.0%and 21.4%compared to monoculture alfalfa”

✓ located verbatim in the source · abstract, characters 275–395 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Acid phosphatase activity of intercropping mulberry rose by 23.0% compared with monoculture.

Taxon
mulberrye0
Treatment
intercroppinge0
Outcome
acid phosphatase activitiese0
Direction
raisede0
Value
23.0%e0
Comparator
monoculturese0

Verbatim

e0

“the acid phosphatase activities of intercropping mulberry and intercropping alfalfa raised 23.0%and 28.9%compared to monocultures”

✓ located verbatim in the source · abstract, characters 409–538 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Acid phosphatase activity of intercropping alfalfa rose by 28.9% compared with monoculture.

Taxon
alfalfaMedicago sativae0
Treatment
intercroppinge0
Outcome
acid phosphatase activitiese0
Direction
raisede0
Value
28.9%e0
Comparator
monoculturese0

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“the acid phosphatase activities of intercropping mulberry and intercropping alfalfa raised 23.0%and 28.9%compared to monocultures”

✓ located verbatim in the source · abstract, characters 409–538 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Shannon, Simpson and McIntosh indices of the rhizosphere soil microbial community were higher in intercropping mulberry than in monoculture.

Taxon
mulberrye0
Treatment
intercroppinge0
Outcome
Shanon index,Simpson index,and Mcintosh indexe0
Direction
highere0
Comparator
monoculturee0

Verbatim

e0

“Shanon index,Simpson index,and Mcintosh index of intercropping mulberry were higher than that of monoculture”

✓ located verbatim in the source · abstract, characters 784–892 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The same diversity indices of the rhizosphere soil microbial community were lower in intercropping alfalfa than in monoculture.

Taxon
alfalfaMedicago sativae0
Treatment
intercroppinge0
Outcome
indexese0
Direction
lowere0
Comparator
monoculturee0

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“theses indexes in intercropping alfalfa were lower than that of monoculture”

✓ located verbatim in the source · abstract, characters 899–974 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Principal component analysis showed the main carbon source types of the rhizosphere microbial community differed between intercropping and monoculture.

Treatment
intercroppinge0
Outcome
main carbon source typese0
Comparator
monoculturee0

Not reportedTaxonDirection

Verbatim

e0

“the main carbon source types of intercropping and monoculture were different”

✓ located verbatim in the source · abstract, characters 1021–1097 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The main carbon sources of the rhizosphere microbial community of intercropping alfalfa changed into amino acids, polymers and miscellaneous.

Taxon
alfalfaMedicago sativae0
Treatment
intercroppinge0
Outcome
main carbon sourcese0
Direction
changede0

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“the main carbon sources of intercropping alfalfa changed into amino acid,polymers and miscellaneous”

✓ located verbatim in the source · abstract, characters 1098–1197 · show in text ↑

intercropping · physiology: enzyme activity · Medicago sativa (alfalfa)Results agree

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