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21. Agricultural Sustainable Development And Agricultural Mechanization
22. Development And Application Of A New Auto-Irrigating Cultivation System With Negative Pressure
23. STUDIES ON CHAOTIC PROPERTY OF BROWN PLANTHOPPER (Nilaparvata Lugens St(?)l) OCCURRENCE SYSTEM AND BPH'S FORECASTING MODELS
24. Development Of A New Soilless Culture System For Nettedmelon In Southern China And Related Cultivation Techniques
25. Wwibei Arid Platform Excperiment Research On Agri-Forestry System Of Water Balance Factor Variations
26. The Experimental Studies On Water Relations Of Soil-Plant System
27. Evolution And Simulation Of Soil Organic C, N Of Dry Farmland In Gully Area Of The Loess Plateau
28. Mapping And Expression Analysis Of Genes For Root Development In Rice(Oryza Sativa L.) Under Different Water Supply
29. A Study On Service System Of Forestry Resource And Environment Information Based On Internet (FINFOSYS)
30. Improving The Resistance Of Some Important Vegetables To Insects By Genetic Engineering
31. Establishment Of Transformation System And Transfer Of Bt (Bacillus Thuringiensis)Insecticidal Crystal Protein Gene To Sorghum (Sorghum Bicolor L.)Mediated By Agrobacterium
32. Study On The Law Of Soil And Water Losses And Control Measures In Red Soil Watershed
33. The Development And Application Of The Area Soil Information System--A Case Study Of Chongqing
34. Studied On K Utilization In Purple Soil-wheat System Under Long-term Application
35. Studies On The Gene Differential Expression Of The High-temperature Lethality Of Bombyxmori Sch System During Embryonic Stage
36. Tree Growth And Nutrient Balance And Site Productivity Maintenance In Ecological System Of Eucalyptus Plantation
37. Study On The Mechanism Of Hydraulic Lift Of The Alfalfa And Maize
38. Studies On The Optimization Of Grazing System For Beef Cattle On The Mixed Sown Pasture Of White Clover And Cocksfoot On The Lower Massif Hill In Northeast Of Yunnan
39. Studies On Effects Of Ecological Factors On Growth Of Maize And Establishment Of Climate Ecology Model And Appraisement System
40. Effects Of Organic Materials On The M.hupehensis Rehd. Root System And Its Function
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