By interacting organism › Plants › Polytrichaceae

Mechanismauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Polytrichum strictum colonized rapidly after fertilization and facilitated Sphagnum establishment.

Taxon: SphagnumSphagnume0
Interactor: Polytrichum strictumPolytrichum strictume0other
Outcome: establishment of Sphagnume0
Qualifier: stabilizes the peat substratee0

Verbatim

e0
“fast colonization of Polytrichum strictum after fertilization, a nurse plant that stabilizes the peat substrate and facilitates the subsequent establishment of Sphagnum”
✓ located verbatim in the source · abstract, characters 865–1033

Title

Improving restoration outcomes of boreal Sphagnum-dominated peatlands after peat-extraction: The key role of phosphorus fertilization

Chao Liu; Mélina Guêné-Nanchen; Line Rochefort Biological Conservation 2024. doi:10.1016/j.biocon.2024.110770

Other claims from this paper (6)

Intervention effect Phosphorus fertilization shifted plant community composition toward Sphagnum dominance.
Intervention effect Phosphorus fertilization increased Sphagnum cover by 42% at 25 years after restoration.
Intervention effect Phosphorus fertilization increased aboveground biomass accumulation by about 15% at 20 years.
Intervention effect Fertilization increased plant richness during the first 5 to 10 years.
Intervention effect Fertilization enhanced spatial heterogeneity in species composition at 20 to 25 years.
Recommendation The authors advocate mandatory phosphorus fertilization in peatland restoration.

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Post-fire disappearance was attributed to declining topsoil nutrients and bryophyte competition.

Interactor: Ceratodon purpureusCeratodon purpureuse0other
Second interactor: Polytrichum spp.Polytrichume0other
Outcome: Eventual disappearance post firese0
Qualifier: fall in topsoil nutrient levelse0

Not reportedTaxon

Verbatim

e0
“Eventual disappearance post fires is attributed to a fall in topsoil nutrient levels preventing new sporeling establishment and competition from Ceratodon purpureus and Polytrichum spp.”
✓ located verbatim in the source · abstract, characters 1816–2001

Title

The biology of Marchantia polymorpha subsp. ruderalis Bischl. & Boissel. Dub in nature

Jeffrey G. Duckett; Silvia Pressel; Jill Kowal Frontiers in Plant Science 2024. doi:10.3389/fpls.2024.1339832

Other claims from this paper (18)

Observation Initial establishment after fire came from airborne spores.
Observation Later spread was through gemmae with less exacting germination requirements.
Observation Young sporelings were highly gemmiferous.
Observation Gemma production became less frequent after sex organ formation.
Observation Up to three waves of carpocephalum production occurred within a year.
Observation Most antheridiophores appeared 2-3 months before archegoniophores.
Observation Male and female thalli had similar growth rates.
Observation Spermatozoids were produced almost continuously throughout the year.
Observation Sporophytes matured only in summer.
Observation A 1:1 sex ratio was apparent only over the full period due to asynchronous sex organ production.
Observation Males exceeded females in spring.
Observation Females were more numerous in summer.
Observation Fertilization was almost 100%.
Observation Fertilization distances reached 19 m.
Observation Female-only populations developed archegoniophores.
Observation Archegoniophore stalks were shorter in female-only populations than after fertilization.
Observation The 2022 summer drought almost eliminated the heathland Marchantia populations.
Observation Other bryophytes survived the 2022 summer drought.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Peatland species abundance decreased as Polytrichum cushions deepened.

Taxon: peatland speciese0
Interactor: PolytrichumPolytrichume0other
Outcome: abundancee0
Direction: decreasede0

Verbatim

e0
“peatland species decreased in abundance with increasing depth of Polytrichum cushions”
✓ located verbatim in the source · abstract, characters 1562–1647

Title

Restoration of peatland by spontaneous revegetation after road construction

Marte Dalen Johansen; Pernille Aker; Kari Klanderud; et al. Applied Vegetation Science 2017. doi:10.1111/avsc.12329

Other claims from this paper (6)

Intervention effect Species composition remained different from undisturbed plots after eight and nine years.
Association Soil moisture, pH, slope and microtopography were the leading factors for species composition.
Intervention effect Polytrichum cover was 30% in restored and 1% in undisturbed plots.
Mechanism Low soil moisture likely limits Sphagnum establishment.
Recommendation The authors recommend raising the water table or reducing drainage.
Recommendation The authors recommend shorter peat storage and minimized slopes and microtopographic heterogeneity.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Polytrichum commune reduced pine seedling growth most.

Taxon: Pinus sylvestrisPinus sylvestrist0
Interactor: Polytrichum communePolytrichum communee0other
Outcome: seedling growthe0
Direction: reducede0

Verbatim

e0
“Hylocomium splendens and Polytrichum commune reduced seedling growth the most”
✓ located verbatim in the source · abstract, characters 736–813

t0
“Pinus sylvestris”
✓ located verbatim in the source · title, characters 56–72

Title

The Impact of Moss Species and Biomass on the Growth of Pinus sylvestris Tree Seedlings at Different Precipitation Frequencies

Babs Stuiver; David Wardle; Michael Gundale; et al. Forests 2014. doi:10.3390/f5081931

Other claims from this paper (11)

Association Moss species differed in effects on pine seedling growth.
Association Moss biomass negatively affected seedlings, chiefly at maximal biomass.
Association At maximal moss biomass, pine seedling biomass decreased.
Observation At maximal moss biomass, pine seedling height increased.
Observation At maximal moss biomass, pine above to below ground mass increased.
Association The effect of moss biomass on seedling performance varied among moss species.
Association Hylocomium splendens reduced pine seedling growth most.
Association Sphagnum girgensohnii did not adversely affect pine seedlings.
Association Pleurozium schreberi did not adversely affect pine seedlings.
Association Reduced precipitation frequency decreased growth of most moss species.
Association Reduced precipitation frequency impaired pine seedling growth only with P. commune.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Reduced precipitation frequency impaired pine seedling growth only with P. commune.

Taxon: Pinus sylvestrisPinus sylvestrist0
Interactor: P. communePolytrichum communee0other
Outcome: growth of seedlingse0
Direction: impairede0

Verbatim

e0
“it impaired the growth of seedlings only when they were grown with P. commune”
✓ located verbatim in the source · abstract, characters 1152–1229

t0
“Pinus sylvestris”
✓ located verbatim in the source · title, characters 56–72

Title

The Impact of Moss Species and Biomass on the Growth of Pinus sylvestris Tree Seedlings at Different Precipitation Frequencies

Babs Stuiver; David Wardle; Michael Gundale; et al. Forests 2014. doi:10.3390/f5081931

Other claims from this paper (11)

Association Moss species differed in effects on pine seedling growth.
Association Moss biomass negatively affected seedlings, chiefly at maximal biomass.
Association At maximal moss biomass, pine seedling biomass decreased.
Observation At maximal moss biomass, pine seedling height increased.
Observation At maximal moss biomass, pine above to below ground mass increased.
Association The effect of moss biomass on seedling performance varied among moss species.
Association Hylocomium splendens reduced pine seedling growth most.
Association Polytrichum commune reduced pine seedling growth most.
Association Sphagnum girgensohnii did not adversely affect pine seedlings.
Association Pleurozium schreberi did not adversely affect pine seedlings.
Association Reduced precipitation frequency decreased growth of most moss species.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The variable rate sprayer adequately applied flumioxazin to moss in wild blueberry fields.

Taxon: Wild Blueberryt0
Interactor: moss (Polytrichum commune)Polytrichum communee0weed
Outcome: flumioxazin on mosse0
Comparator: moss (Polytrichum commune)e0
Setting: wild blueberry fieldse0

Not reportedValue

Verbatim

e0
“The VR sprayer performed well and adequately sprayed propyzamide on red sorrel (Rumex acetosella L.) and flumioxazin on moss (Polytrichum commune) within the selected wild blueberry fields”
✓ located verbatim in the source · abstract, characters 1014–1202

t0
“Wild Blueberry”
✓ located verbatim in the source · title, characters 73–87

Title

Prototype Variable Rate Sprayer for Spot-Application of Agrochemicals in Wild Blueberry

Travis J Esau; Qamar U Zaman; Young K Chang; et al. Applied Engineering in Agriculture 2014. doi:10.13031/aea.30.10613

Other claims from this paper (3)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

The three Sphagnum species deteriorated in P. strictum hummocks.

Taxon: SphagnumSphagnume0
Interactor: P. strictumPolytrichum strictume0other
Outcome: deterioratede0
Direction: deterioratede0
Setting: P. strictum hummockse0

Verbatim

e0
“the three Sphagnum species deteriorated in P. strictum hummocks”
✓ located verbatim in the source · abstract, characters 910–973

Title

Performance of four mosses in a reciprocal transplant experiment: implications for peatland succession in NE China

Zhaojun Bu; Xu Chen; Håkan Rydin; et al. Journal of Bryology 2013. doi:10.1179/1743282013y.0000000063

Other claims from this paper (8)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

P. strictum negatively affected S. palustre biomass production.

Taxon: S. palustreSphagnum palustree0
Interactor: P. strictumPolytrichum strictume0other
Outcome: Biomass productione0
Direction: negatively affectede0

Verbatim

e0
“Biomass production in S. palustre and S. magellanicum was negatively affected by P. strictum”
✓ located verbatim in the source · abstract, characters 1100–1192

Title

Performance of four mosses in a reciprocal transplant experiment: implications for peatland succession in NE China

Zhaojun Bu; Xu Chen; Håkan Rydin; et al. Journal of Bryology 2013. doi:10.1179/1743282013y.0000000063

Other claims from this paper (8)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

P. strictum negatively affected S. magellanicum biomass production.

Taxon: S. magellanicumSphagnum magellanicume0
Interactor: P. strictumPolytrichum strictume0other
Outcome: Biomass productione0
Direction: negatively affectede0

Verbatim

e0
“Biomass production in S. palustre and S. magellanicum was negatively affected by P. strictum”
✓ located verbatim in the source · abstract, characters 1100–1192

Title

Performance of four mosses in a reciprocal transplant experiment: implications for peatland succession in NE China

Zhaojun Bu; Xu Chen; Håkan Rydin; et al. Journal of Bryology 2013. doi:10.1179/1743282013y.0000000063

Other claims from this paper (8)

Associationobservedoriginal resultmeasured

Claim · model-written summary

Sphagnum was always associated with P. strictum carpets in surveyed peatlands.

Taxon: SphagnumSphagnume0
Interactor: P. strictumPolytrichum strictume0other
Outcome: association with P. strictum carpetse0

Not reportedDirection

Verbatim

e0
“Sphagnum was always found in association with P. strictum carpets”
✓ located verbatim in the source · abstract, characters 306–371

Title

Polytrichum strictum as a Nurse‐Plant in Peatland Restoration

Elisabeth V. G. Groeneveld; Ariane Massé; Line Rochefort Restoration Ecology 2007. doi:10.1111/j.1526-100x.2007.00283.x

Other claims from this paper (6)

Intervention effect P. strictum carpets kept Sphagnum fragments more humid than bare peat unless fully dry.
Intervention effect Daytime temperatures under carpets and fragments were lower than bare peat.
Intervention effect Night temperatures under carpets and fragments were higher than bare peat.
Intervention effect P. strictum carpets retained more artificial seeds than bare peat.
Intervention effect Transplanted vascular plants were healthier in P. strictum carpets after 16 months than on bare peat.
Recommendation The authors recommend P. strictum as a nurse plant at harsh restoration sites.

Polytrichaceae 19 claims

19 claims