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Keyword [Past]
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21. Ecological Health Assessment Of Gannan Rangeland Dynamically In Past 13 Years
22. Spatial-temporal Variation Change Of Heat Resources And The Impact Of Climate Change On Multiple Cropping In Northern Area Of Xinjiang In The Past 52 Years
23. Change Of Cropland In Typical Area Of Jiangsu And Anhui Provinces Over The Past 30 Years
24. Grassland Change Detection Base On Remote Sensing Images In Hulunbuir Grassland Over The Past 30 Years
25. Study On The Characteristics And Defensive Technologies Of High Temperature And Drought Disasters On Tea Plants In Zhejiang Province During The Past 55 Years
26. Spatio-temporal Variation Of Wheat Cultivation In China And Its Driving Factors During The Past 65 Years
27. The Effect Of Patch Pattern Of Sophora Alopecuroides On The Damage Rate Of Seed Past And Community Structure Of Its Natural Enemies
28. Spatio-temporal Variation Of Soil Nutrients In Huangshui River Basin And Its Affecting Factors In The Past 30 Years
29. Soil Respiration Characteristics Of Different Land Use Patterns In The Loess Plateau During The Past 30 Years
30. Full-length Genome Sequence Analysis Of Ten Subgroup J Avian Leukosis Virus(ALV-J)Strains Isolated In The Past Five Years And The Study On Pathogenicity Of Three-yellow Chickens Infected With The ALV-J Contaminated Live Vaccines
31. Remote Sensing Monitoring And Driving Factors Analysis Of Water-Erosion Desertification In The Yunnan-kweichow Plateau Nearly Past 30 Years (1989-2016)
32. Effect Sediment Accumulation In The Reservoirs Of Two Contrasting Lithologic Small Catchments In Yimeng Mountain Region Over The Past 50a
33. Analysis Of China's Wildlife And Its Products Smuggling Case In The Past Decade
34. Research On The Planting And Utilization Of Lingnan Banana In The Past Dynasties
35. A comparative study of testate amoebae and delta-carbon-13 of Sphagnum as surface-moisture proxies in Alaskan peatlands
36. Influences of past and future forest management on the spatiotemporal dynamics of habitat supply for Canada lynx and American martens in Northern Maine
37. The effects of past climate change and recent agricultural irrigation recharge on the sources, ages, and quality of groundwater in the Columbia River Basalt Aquifers, Columbia Basin, Central Washington
38. Sagehen Experimental Forest past, present, and future: An evaluation of the fireshed assessment process
39. Relationships between patterns of SLP and U.S. drought over the past several centuries
40. Adaptation and colonization in Hypericum canariense: Past and present invasions of an island endemic
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