書目名稱Grassland structure and function影響因子(影響力)學(xué)科排名
書目名稱Grassland structure and function網(wǎng)絡(luò)公開(kāi)度
書目名稱Grassland structure and function網(wǎng)絡(luò)公開(kāi)度學(xué)科排名
書目名稱Grassland structure and function被引頻次
書目名稱Grassland structure and function被引頻次學(xué)科排名
書目名稱Grassland structure and function年度引用
書目名稱Grassland structure and function年度引用學(xué)科排名
書目名稱Grassland structure and function讀者反饋
書目名稱Grassland structure and function讀者反饋學(xué)科排名
作者: kindred 時(shí)間: 2025-3-21 21:17 作者: lethal 時(shí)間: 2025-3-22 02:22
Insect Herbivory in the Transition to California Annual Grasslands: Did Grasshoppers Deliver the Corennial bunch grasses to introduced, annual grass species (Jackson 1985). Since specific information concerning grasshoppers from California grasslands is generally lacking, I will summarize patterns and processes of grasshopper feeding from other North American grasslands and suggest possible mecha作者: BUMP 時(shí)間: 2025-3-22 06:12 作者: overture 時(shí)間: 2025-3-22 09:05
https://doi.org/10.1007/978-3-476-03454-0originate from seeds annually. In order to persist, the plants must produce seeds before the summer drought and disperse a significant portion of these seeds to favorable locations in the seedbed where they await moisture events of sufficient magnitude in the fall to trigger germination.作者: yohimbine 時(shí)間: 2025-3-22 15:15
https://doi.org/10.1007/978-3-663-01798-1od of water availability (Gulmon 1979; Ewing and Menke 1983). Here, we address two issues about the comparative ecology of annual grass species in their homeland and in California: first, their different ecological roles in the two regions, and second, characteristics that preadapted these plants to conditions in California.作者: yohimbine 時(shí)間: 2025-3-22 17:09
Müssen agile Transformationen scheitern?n these various environments produces still greater variability within the ecosystem. This chapter discusses interrelationships between climate and soil characteristics, with emphasis on how these abiotic factors influence structure, composition, and productivity of plant communities of the grasslands.作者: Psychogenic 時(shí)間: 2025-3-22 23:08
https://doi.org/10.1007/978-3-662-64303-7rtions of the island chain to the west of what later became revealed as the San Andreas fault system were far to the south of their present situation. The sea covered the present Transverse Ranges but was penetrated by the San Gabriel Mountains (Raven and Axelrod 1978).作者: 艦旗 時(shí)間: 2025-3-23 04:47
Donna Malvey,Donna J. Slovensky(e.g., Holling 1965; Royama 1971; Innis 1978). However, unfulfilled promise in the aftermath of the Biome Modeling program in the US IBP has created questions about the future potential of large mathematical models in ecology (Watt 1975; Pielou 1981).作者: infinite 時(shí)間: 2025-3-23 06:26
https://doi.org/10.1007/978-3-8349-8694-8earing as natural communities become better understood. This paper concerns a subset of this larger issue, namely, the impacts of vertebrate animals in California grassland communities. No one would deny the profound effects on this community-type imposed by grazing livestock. But what about non-domesticated vertebrates?作者: ACRID 時(shí)間: 2025-3-23 11:26 作者: Stress 時(shí)間: 2025-3-23 16:00 作者: 辭職 時(shí)間: 2025-3-23 21:39
Sources of the Naturalized Grasses and Herbs in California Grasslands,rtions of the island chain to the west of what later became revealed as the San Andreas fault system were far to the south of their present situation. The sea covered the present Transverse Ranges but was penetrated by the San Gabriel Mountains (Raven and Axelrod 1978).作者: 博愛(ài)家 時(shí)間: 2025-3-24 01:21 作者: Endemic 時(shí)間: 2025-3-24 05:31
Impacts of Non-Domesticated Vertebrates on California Grasslands,earing as natural communities become better understood. This paper concerns a subset of this larger issue, namely, the impacts of vertebrate animals in California grassland communities. No one would deny the profound effects on this community-type imposed by grazing livestock. But what about non-domesticated vertebrates?作者: GOAT 時(shí)間: 2025-3-24 09:39
Management Controls on Productivity,0). Most of the pristine valley grassland (Heady 1977) has been replaced by irrigated agricultural crops, but much annual grassland remains on the margin of the Great Valley in open grassland, oak (. sp.) savannas, and as understory vegetation in the foothill oak woodlands of the Coast Ranges and the Sierra Nevada mountains below 1000 m elevation.作者: cinder 時(shí)間: 2025-3-24 13:55
https://doi.org/10.1007/978-3-642-91152-1bury 1929; Watt 1947). Temporal and spatial variation in resources (Grubb 1977; Wiens 1977; Tilman 1982), grazing (Ellison 1960; Harper 1969), disturbance (Connell 1978; Pickett 1980), and dispersal dynamics (Caswell 1978) all have been proposed as regulators of species diversity because of their effect on competitive coexistence.作者: 明確 時(shí)間: 2025-3-24 15:21
https://doi.org/10.1007/978-3-476-04174-6dominance. Any functional explanation depends on structural descriptions, a relationship infrequently acknowledged (Whittaker 1970), although resource partitioning is a fundamental tenet of ecological theory.作者: Irksome 時(shí)間: 2025-3-24 19:02 作者: 裂隙 時(shí)間: 2025-3-24 23:50 作者: 發(fā)展 時(shí)間: 2025-3-25 04:08 作者: Original 時(shí)間: 2025-3-25 10:05 作者: Compass 時(shí)間: 2025-3-25 15:00 作者: etidronate 時(shí)間: 2025-3-25 15:55
,Conservation Biology of California’s Remnant Native Grasslands,hen assess the biogeography and pertinent ecology of the few remaining fragments of habitat on serpentine soils that maintain some of the original flora, and discuss how those remnants might best be conserved.作者: 武器 時(shí)間: 2025-3-25 21:35 作者: 聲音刺耳 時(shí)間: 2025-3-26 03:13 作者: Influx 時(shí)間: 2025-3-26 08:07 作者: 幼兒 時(shí)間: 2025-3-26 10:47
mHealth-Anwendungen für chronisch Kranke to the text (Spedding 1971; Heal and Perkins 1978; Innis 1978; French 1979; Huntley and Walker 1982). This suggests that ants arc of little significance in grasslands; however, the evidence presented here shows that ants can have a major impact upon grassland vegetation.作者: grieve 時(shí)間: 2025-3-26 13:46
Distribution and Regional Patterns of Californian Grasslands,ill be compared with those of today’s grasslands. Secondly, the pattern of grassland distribution will be described — patch size and relative positioning. Third, the distribution of species (both plant and animal) within the grassland ecosystem will be reviewed.作者: 用樹(shù)皮 時(shí)間: 2025-3-26 16:48 作者: 過(guò)度 時(shí)間: 2025-3-26 21:12
Grassland structure and function978-94-009-3113-8Series ISSN 0167-9406 Series E-ISSN 1875-130X 作者: 串通 時(shí)間: 2025-3-27 02:11 作者: 裝勇敢地做 時(shí)間: 2025-3-27 07:00 作者: 影響深遠(yuǎn) 時(shí)間: 2025-3-27 10:59
Phenology of California Grasslands,By comparison with many other plant com-munities, the annual grasslands of California are considered phenologically simple and relatively uniform. Both within and among different grasslands, the relationship between climate and plant growth and development follows a repeated pattern:作者: Emasculate 時(shí)間: 2025-3-27 15:48
Grazers, Past and Present,This paper presents a review of the herbivorous fauna that prevailed in, and influenced, the California grassland during its formation, during its existence in prehistory, and during the changes it has undergone since arrival of the Europeans. Accordingly, I have adopted a chronological format in reviewing the available information.作者: 責(zé)難 時(shí)間: 2025-3-27 19:43 作者: Mediocre 時(shí)間: 2025-3-27 23:16
Characterization and Analysis of Abiotic Factors and Their Influences on Vegetation,ecipitation and temperature have the inverse relationship typical of mediterranean climates, dramatically affecting composition of grassland communities. Mesoscale weather, as altered by topography, creates distinct environments supporting variation in the annual grassland. The mosaic of soils withi作者: modest 時(shí)間: 2025-3-28 03:44
Sources of the Naturalized Grasses and Herbs in California Grasslands,lifornia was quite different. There was an absence of high mountains and the Central Valley was an arm of the sea. The land surfaces that now constitute the Coast Ranges were a series of islands. The Sierra Nevada consisted of low hills fronting the sea. Through the action of the tectonic plates, po作者: 內(nèi)閣 時(shí)間: 2025-3-28 08:18
Seed Production and Germination Dynamics in California Annual Grasslands,periodicity of moisture events, but the vast majority of the plant species that make up this vegetation type share a common characteristic; they must originate from seeds annually. In order to persist, the plants must produce seeds before the summer drought and disperse a significant portion of thes作者: Aerate 時(shí)間: 2025-3-28 12:18 作者: ventilate 時(shí)間: 2025-3-28 17:52 作者: 思想 時(shí)間: 2025-3-28 20:27
Comparative Ecology of Annual Grasses: Native Versus Californian Habitats and Populations,a has been attributed to their high densities (Bartolome 1979; Young et al. 1981) and to their ability to complete their life cycles in the short period of water availability (Gulmon 1979; Ewing and Menke 1983). Here, we address two issues about the comparative ecology of annual grass species in the作者: Individual 時(shí)間: 2025-3-29 02:20 作者: Callus 時(shí)間: 2025-3-29 07:06 作者: Anticonvulsants 時(shí)間: 2025-3-29 10:11
Insect Herbivory in the Transition to California Annual Grasslands: Did Grasshoppers Deliver the Coups of herbivores in grasslands, insects such as grasshoppers (Orthoptera: Acrididae) are very common and intermittently remove large portions of the above-ground biomass (Hewitt 1977, 1978). Immediate losses to grasshoppers are often obvious, especially when densities are high. However, the net eff作者: CAND 時(shí)間: 2025-3-29 14:40
Impacts of Non-Domesticated Vertebrates on California Grasslands,ated the volume of English soil turned over by earthworms. In spite of this, there is a latent tendency among plant-oriented ecologists to harbor the view that animals, while being responsive to the plant community, are not likely to have much effect upon it. Fortunately, this bias is rapidly disapp作者: FISC 時(shí)間: 2025-3-29 17:44
Simulated Water Budgets for an Annual Grassland Site in the Sierra Foothills,sequence, the season with warm temperatures and the season of high precipitation are out of phase for plant growth. In addition, the length of the period of moisture availability varies, as does the total amount of precipitation (Evans et al. 1975, Major 1977). In this paper, a water-budget model wa作者: 革新 時(shí)間: 2025-3-29 20:15 作者: 難管 時(shí)間: 2025-3-30 00:16
,Conservation Biology of California’s Remnant Native Grasslands, heavy scars from its relatively short history since the first Europeans arrived. But none of California’s landscape has been so irreparably altered as its grasslands. These grasslands have undergone habitat conversion including cultivation, grazing, suburbanization and industrialization. They have 作者: fleeting 時(shí)間: 2025-3-30 04:42
The California Annual Grassland: An Overview,h at several field sites was carried out as part of the Grassland Biome project. Unfortunately, no single synthesis volume resulted from the California work, but a precursor was published by the University of California’s Institute of Ecology (U.C. Davis), based on a symposium sponsored by the Calif作者: FEAS 時(shí)間: 2025-3-30 11:18
Müssen Parlamentsreformen scheitern?ill be compared with those of today’s grasslands. Secondly, the pattern of grassland distribution will be described — patch size and relative positioning. Third, the distribution of species (both plant and animal) within the grassland ecosystem will be reviewed.作者: BORE 時(shí)間: 2025-3-30 14:42 作者: 擴(kuò)音器 時(shí)間: 2025-3-30 19:58
https://doi.org/10.1007/978-3-662-64303-7lifornia was quite different. There was an absence of high mountains and the Central Valley was an arm of the sea. The land surfaces that now constitute the Coast Ranges were a series of islands. The Sierra Nevada consisted of low hills fronting the sea. Through the action of the tectonic plates, po作者: 丑惡 時(shí)間: 2025-3-30 23:29 作者: 無(wú)動(dòng)于衷 時(shí)間: 2025-3-31 03:06 作者: 傲慢人 時(shí)間: 2025-3-31 07:31 作者: entreat 時(shí)間: 2025-3-31 09:56 作者: 歡笑 時(shí)間: 2025-3-31 15:56 作者: CANT 時(shí)間: 2025-3-31 21:32
