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Data from: Early accumulation of active fraction soil carbon in newly established cellulosic biofuel systems
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.7jq46
- 摘要：
- under annual and perennial monocultures, and followed the order hybrid poplars (696 ± 216 μg C g? 1 soil, n = 5 replicate blocks) ≈ native grasses (656
Data from: Plant water use affects competition for nitrogen: why drought favors invasive species in California
- 负责人：
- DOI：
- doi:10.5061/dryad.5cn37rr
- 摘要：
- of the United States, in which annual grasses have invaded most of the hot, dry grasslands in California but perennial grasses dominate the moister prairies
Blue Oak Ranch Reserve
- 负责人：
- 关键词：
- Blue Oak Ranch Reserve San Jose Upper Sonoran Life Zone University of California Santa Clara County
- DOI：
- doi:10.5063/f1sb43pr
- 摘要：
- by exotic annuals, but some native perennial grasses are present.
Data from: Grazing disturbance promotes exotic annual grasses by degrading soil biocrust communities
- 负责人：
- 关键词：
- lichens;bryophytes
- DOI：
- doi:10.5061/dryad.2s7g00v
- 摘要：
- . Biocrust species richness, which is reduced by livestock grazing, also appears to promote native perennial grasses. Short mosses, as a functional gr
Data from: Carbon debt of field-scale Conservation Reserve Program grasslands converted to annual and perennial bioenergy crops
- 负责人：
- Abraha, Michael
- 关键词：
- life cycle analysis (LCA) global warming impact (GWI) greenhouse gas (GHG) fossil fuel corn switchgrass restored prairie
- DOI：
- doi:10.5061/dryad.224rg77
- 摘要：
- grassland fields and three conventionally tilled agricultural (AGR) fields (11–17 ha) converted to either annual no-till corn or perennial cellulosic
Transect plant line intercepts - percent cover by species
- 负责人：
- 关键词：
- DOI：
- doi:10.6073/pasta/ee4fdc96fe0970aa0e9466ae58adb3c0
- 摘要：
- matic change from desert grassland, with an almost continuous cover of C4 perennial grasses, to isolated patches of the original grassland in a mosaic
A Comparison of Vegetation Responses to Grazing Yearlong, in the Growing Season, and in the Dormant Season on Low-Value Semidesert Grass-Shrub Ranges
- 负责人：
- 关键词：
- grazing semidesert grass-shrub ranges Arizona aboveground production data perennial and annual grasses
- DOI：
- doi:10.5063/aa/connolly.252.2
- 摘要：
- PG code refers to unidentified perennial grass species; ANNGRASS to all annual grass species. In this study ARIS refers to the Aristida genus (specifical
A Comparison of Vegetation Responses to Grazing Yearlong, in the Growing Season, and in the Dormant Season on Low-Value Semidesert Grass-Shrub Ranges
- 负责人：
- 关键词：
- grazing semidesert grass-shrub ranges Arizona aboveground production data perennial and annual grasses
- DOI：
- doi:10.5063/aa/connolly.252.1
- 摘要：
- PG code refers to unidentified perennial grass species; ANNGRASS to all annual grass species. In this study ARIS refers to the Aristida genus (specifical
A Comparison of Vegetation Responses to Grazing Yearlong, in the Growing Season, and in the Dormant Season on Low-Value Semidesert Grass-Shrub Ranges
- 负责人：
- 关键词：
- grazing semidesert grass-shrub ranges Arizona aboveground production data perennial and annual grasses
- DOI：
- doi:10.5063/aa/connolly.252.3
- 摘要：
- PG code refers to unidentified perennial grass species; ANNGRASS to all annual grass species. In this study ARIS refers to the Aristida genus (specifical
Data from: Structural, compositional and trait differences between native and non-native dominated grassland patches
- 负责人：
- DOI：
- doi:10.5061/dryad.50hd2
- 摘要：
- d adjacent uninvaded and invaded grassland patches to evaluate whether the shift in dominance from a native perennial bunchgrass, Nassella pulchra, to the ea
