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21. Study On The Cultivated Grassland Construction In Loess Hilly-gully Areas Based On Water Balance
22. Population Characteristics And Regulation Techniques For Annual Super-high-yielding Of Rice And Wheat In Huang & Huai Rivers Areas
23. Evaluation On The Ecosystem Services Of Urban Green-land In Industrial Areas
24. Study On Soil Water-Heat-Salt Transfer During Freezing-Thawing And Its Simulation By SHAW Model
25. Study On The Ecological Benefits In High-cold Areas On Loess Plateau
26. Popularization Mechanism Design And Policy Study On Straw Densification Briquette Fuel In Rural Areas
27. Eco-Environmental Effect And Integrated Technical System Of Green Cover In Apple Orchard In Weibei Dryland Farming Areas
28. A Study On Bird Biodiversity And Conservation In The Mountainous Areas In Beijing
29. Research Of Soil Environment Effects Of Alfalfa-Grain Rotation On Dryland Area Of South Ningxia
30. Studies On Key Techniques Of Forage Cultivation In Agricultural Areas In Sichuan Province
31. Study On The Comparative Superiority, Production Fluction And Factors Affecting Chemical Components Of Flue-Cured Tobacco Leaves In Tobacco-Growing Areas Of Henan Province
32. The Germplasm Resources Of Primula L. In The Western Sichuan Of China And Their Genetic Diversity And Phylogenetic Relationship
33. Studies On The Evolution Law Of The Fertility Quality Of Arable Land And Its Influencing Factors In Red Soil Hilly Areas
34. Study On Assessment Of Soil Quality And Balanced Fertilization In Reclamation Areas Of Majiata
35. Study On The Taxonomy And Zoogeography Of The Crangonoidea (Crustacea: Decapoda) Of China Seas And Some Other Areas
36. Modes And Evaluation Of Ecological Harvesting In Larch Plantation Areas
37. Characteristics Of Soil And Water Loss In The Slope Land And Technological Effects Of Prevention And Control In Three Gorges Reservoir Areas
38. Management And Rehabilitation Mechanism Of Natural Forest In Huanglong Region On Loess Plateau
39. Soil Nutrients Variability In Corn Main Producing Areas And Fertilization Recommendation Of Corn In Liaoning Province
40. Soil Quality And Its Assessment In Green Areas Of Chongwen District Of Beijing
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