Istvan S,Ried R H.Application of multifractals to the analysis of vegetation patterns[J].Journal of Vegetation Science,1994,5:489-496.
[2]
Baird A J,Wilby R L.Ecohydrology:Plants and Water in Terrestrial and Aquatic Environments[M].London,UK:Routledge,1998:346-373.
[3]
Rodriguez-Iturbe I.Ecohydrology:a hydrologic perspective of Climate-soil-vegetation dynamics[J].Water Resources Research,2000,36(1):3-9.
[4]
Noy-Meir I.Desert ecosystems:environment and producers[J].Annual Review of Ecology and Systematics,1973,4:25-51.
[5]
Ehleringer J R,Phillips S L,Schuster W S F,et al.Differential utilization of summer rains by desert plants[J].Oecologia,1991,88(3):430-434.
[6]
Sala O E,Lauenroth W K.Small rainfall events:an ecological role in semiarid regions[J].Oecologia,1982,53(3):301-304.
[7]
Reynolds J F,Kemp P R,Ogle K,et al.Modifying the 'pulse-reserve' paradigm for deserts of North America:precipitation pulses,soil water,and plant responses[J].Oecologia,2004,141(2):194-210.
[8]
Knapp A K,Fay P A,Blair J M,et al.Rainfall variability,carbon cycling,and plant species diversity in a Mesic Grassland[J].Science,2002,298(5601):2202-2205.
Ryel R J,Leffler A J,Peek M S,et al.Water conservation in Artemisia tridentata through redistribution of precipitation[J].Oecologia,2004,141(2):335-345.
[11]
Wilcox B P.Ecohydrology of a resource-conserving semiarid woodland:effects of scale and disturbance [J].Ecological Monographs,2003,73(2):223-239.
Schwinning S,Starr B I, Ehleringer J R,et al.Dominant cold desert plants do not partition warm season precipitation by event size[J].Oecologia,2003,136(2):252-260.
[14]
Loik M E,Breshears D D, Lauenroth W K,et al.A multi-scale perspective of water pulses in dryland ecosystems:climatology and ecohydrology of the western USA[J].Oecologia,2004,141(2):269-281.
[15]
Synder K A,Tartowski S L.Multi-scale temporal variation in water availability:implications for vegetation dynamics in arid and semi-arid ecosystems[J].Journal of Arid Environments,2006,65(2):219-234.
[16]
李向林.牧草生态气候适宜度评价模型[J].草业学报,1993,2(2):47-51.
[17]
Breshears D D,Rich P M,Barnes F J,et al.Overstory-imposed heterogeneity in solar radiation and soil moisture in a semiarid woodland[J].Ecological Applications,1997,7(4):1201-1215.
Le Houerou H N,Bingham R L,Skerbek W,et al.Relationship between the variability of primary production and the variability of annual precipitation in world arid lands[J].Journal of Arid Environments,1988,15(1):1-18.
Compton J T.Red and photographic infrared linear combinations for monitoring vegetation[J].Remote Sensing of Environment,1979,8:127-150.
[26]
Everitt J H,Husse M A,Escobar D E,et al,Assessment of grassland phytomass with airborne video imagery[J].Remote Sensing of Environment,1986,20:299-306.
Numata I,Roberts D A,Oliver A,et al.Evaluation of hyperspectral data for pasture estimate in the Brazilian Amazon using field and imaging spectrometers[J].Remote Sensing of Environment,2008,112:1569-1583.
[32]
Fava F,Colombo R,Bocchi S,et al.Identification of hyperspectral vegetation indices for Mediterranean pasture Characterization[J].International Journal of Applied Earth Observation and Geoinformation,2009,11:233-243.
Beeri O,Phillips R,Hendrickson J,et al,Estimating forage quantity and quality using aerial hyperspectral imagery for northern mixed-grass prairie[J].Remote Sensing of Environment.2007,110:216-225
[35]
Cho M A,Skidmore A,Corsi F,et al.Estimation of green grass/herb biomass from airborne hyperspectral imagery using spectral indices and partial least squares regression[J].International Journal of Applied Earth Observation and Geoinformation,2007,9:414-424.
[36]
Gao J X,Chen Y M,Lv S H,et al.The ground spectral model for estimating biomass at the peak of the growing season on Hulunbeier Grassland,Inner Mongolia,China [J].International Journal of Remote Sensing,2012,33(13):4029-4043.
