Abstract
In this experiment, four cadmium (Cd) hyperaccumulator species (Crassocephalum crepidioides, Galinsoga parviflora, Sigesbeckia orientalis, and Solanum nigrum) were intercropped with grape (Vitis vinifera) cuttings together in Cd-containated soil to study the effects of intercropping with the Cd-hyperaccumulator plants on growth and Cd accumulation of grape seedlings. Compared with the monoculture, intercropping with S. nigrum increased the biomass of grape seedlings, but intercropping with the other three hyperaccumulator species decreased the grape seedling biomass. Intercropping with S. nigrum increased chlorophyll a and total chlorophyll contents in leaves of grape seedlings compared with the monoculture, whereas intercropping with the other three hyperaccumulator species showed either a decrease or no effect. Intercropping with hyperaccumulator plants had no significant effects on chlorophyll b and carotenoid contents in leaves of grape seedlings compared with the monoculture. Compared with the monoculture, intercropping with C. crepidioides, G. parviflora, S. nigrum and S. orientalis significantly decreased Cd contents in shoots of grape seedlings by 78.7%, 12.7%, 29.8% and 26.5%, respectively. Therefore, intercropping with hyperaccumulator plants can decrease Cd accumulation in grape, and intercropping with S. nigrum can also promote grape seedling growth.
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Claims 9
Claim · model-written summary
Intercropping grape seedlings with S. nigrum increased their biomass compared with monoculture.
- Taxon
- grape seedlingse0
- Treatment
- intercropping with S. nigrume0
- Interactor
- S. nigrum
Solanum nigrume0other - Outcome
- biomasse0
- Direction
- increasede0
- Comparator
- monoculturee0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
_Solanum_nigrum_3.jpg?width=500)
Verbatim
e0“Compared with the monoculture, intercropping with S. nigrum increased the biomass of grape seedlings, but intercropping with the other three hyperaccumulator species decreased the grape seedling biomass”
Claim · model-written summary
Intercropping grape seedlings with S. nigrum increased chlorophyll a and total chlorophyll contents in leaves.
- Taxon
- grape seedlingse1
- Organ / stage
- leavese1
- Treatment
- Intercropping with S. nigrume1
- Interactor
- S. nigrum
Solanum nigrume1other - Outcome
- chlorophyll a and total chlorophyll contentse1
- Direction
- increasede1
- Comparator
- monoculturee1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
_Solanum_nigrum_3.jpg?width=500)
Verbatim
e1“Intercropping with S. nigrum increased chlorophyll a and total chlorophyll contents in leaves of grape seedlings compared with the monoculture, whereas intercropping with the other three hyperaccumulator species showed either a decrease or no effect”
Claim · model-written summary
Intercropping grape seedlings with the other three hyperaccumulator species either decreased or did not change chlorophyll a and total chlorophyll contents in leaves.
Verbatim
e1“Intercropping with S. nigrum increased chlorophyll a and total chlorophyll contents in leaves of grape seedlings compared with the monoculture, whereas intercropping with the other three hyperaccumulator species showed either a decrease or no effect”
Claim · model-written summary
Intercropping with hyperaccumulator plants had no significant effect on chlorophyll b and carotenoid contents in leaves of grape seedlings.
Verbatim
e2“Intercropping with hyperaccumulator plants had no significant effects on chlorophyll b and carotenoid contents in leaves of grape seedlings compared with the monoculture”
Claim · model-written summary
Intercropping with C. crepidioides significantly decreased Cd contents in grape seedling shoots by 78.7% compared with monoculture.
- Taxon
- grape seedlingse3
- Organ / stage
- shootse3
- Treatment
- intercroppinge3
- Interactor
- C. crepidioides
Crassocephalum crepidioidese3other - Outcome
- Cd contents in shootse3
- Direction
- decreasede3
- Value
- 78.7%e3
- Comparator
- monoculturee3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e3“Compared with the monoculture, intercropping with C. crepidioides, G. parviflora, S. nigrum and S. orientalis significantly decreased Cd contents in shoots of grape seedlings by 78.7%, 12.7%, 29.8% and 26.5%, respectively”
Claim · model-written summary
Intercropping with G. parviflora significantly decreased Cd contents in grape seedling shoots by 12.7% compared with monoculture.
- Taxon
- grape seedlingse3
- Organ / stage
- shootse3
- Treatment
- intercroppinge3
- Interactor
- G. parviflora
Galinsoga parviflorae3other - Outcome
- Cd contents in shootse3
- Direction
- decreasede3
- Value
- 12.7%e3
- Comparator
- monoculturee3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
.jpg?width=500)
Verbatim
e3“Compared with the monoculture, intercropping with C. crepidioides, G. parviflora, S. nigrum and S. orientalis significantly decreased Cd contents in shoots of grape seedlings by 78.7%, 12.7%, 29.8% and 26.5%, respectively”
Claim · model-written summary
Intercropping with S. nigrum significantly decreased Cd contents in grape seedling shoots by 29.8% compared with monoculture.
- Taxon
- grape seedlingse3
- Organ / stage
- shootse3
- Treatment
- intercroppinge3
- Interactor
- S. nigrum
Solanum nigrume3other - Outcome
- Cd contents in shootse3
- Direction
- decreasede3
- Value
- 29.8%e3
- Comparator
- monoculturee3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
_Solanum_nigrum_3.jpg?width=500)
Verbatim
e3“Compared with the monoculture, intercropping with C. crepidioides, G. parviflora, S. nigrum and S. orientalis significantly decreased Cd contents in shoots of grape seedlings by 78.7%, 12.7%, 29.8% and 26.5%, respectively”
Claim · model-written summary
Intercropping with S. orientalis significantly decreased Cd contents in grape seedling shoots by 26.5% compared with monoculture.
- Taxon
- grape seedlingse3
- Organ / stage
- shootse3
- Treatment
- intercroppinge3
- Interactor
- S. orientalis
Sigesbeckia orientalise3other - Outcome
- Cd contents in shootse3
- Direction
- decreasede3
- Value
- 26.5%e3
- Comparator
- monoculturee3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e3“Compared with the monoculture, intercropping with C. crepidioides, G. parviflora, S. nigrum and S. orientalis significantly decreased Cd contents in shoots of grape seedlings by 78.7%, 12.7%, 29.8% and 26.5%, respectively”
Claim · model-written summary
Intercropping with the other three hyperaccumulator species decreased grape seedling biomass compared with monoculture.
Verbatim
e0“Compared with the monoculture, intercropping with S. nigrum increased the biomass of grape seedlings, but intercropping with the other three hyperaccumulator species decreased the grape seedling biomass”
The same questions in other papers
intercropping · growth · VitisPositive and negative results
4 papers in the same direction as this paper · 2 in the opposite direction
- no effect
- no effect
- positive
3 papers more in this group
See all 7 papers →intercropping · physiology: pigments · VitisResults agree
3 papers in the same direction as this paper
- positive
- positive
- positive
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.