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41. Study On Transferring Insecticide Protein Gene From Bacillus Thuringensis Into Maize Callus Via Agrobacterium-mediation
42. Study On Key Technology Of Mechanical Precision Metering Device
43. Studies On Frequency Of Resistance Allele To Transgenic Bt Cotton In Field Helicoverpa Armigera (H(?)ber) And Its Monitoring Method
44. Studies On Risk, Early Detection And Management Of Resistance To Imidacloprid And Buprofezin In Nilaparvata Lugens (St(?)l)
45. Study On High Efficient Regeneration System And Two Genetic Transformation Methods Of Rice
46. Application Of Frequency Changer Agricultural Water Saving
47. CDNA Cloning Of The Vacuolar H~+-pyrophosphatase From Hordeum Brevisubulatum And Establishment Of Regeneration System Of Medicago Sativa L.
48. The Effects Of Soil Water Tension And Irrigation Frequency On Growth And Nutrient Absorption Of Potato Under Drip Irrigation
49. Effects Of Irrigation Frequency On Moisture And Salt Regime And Water Production Function Of Cotton Under Mulched Drip Irrigation
50. Reasearch And Design Of Promotion Growth Of Plant Audio Frequency
51. Research On The Precision Of Variable-rate Fertilization In Precision Agriculture
52. The Study Of Genetic Structure Of Population Of Common Wild Rice O.Rufipogon Griff. In Sanya And Qionghai
53. The Effect Of Regulation To Drip Condition On Radish Nutrient Uptake
54. Studies Of The Breeder Individual Precision Feeding System Feeding Behavior Monitor Sub-System
55. Studies On Application Of Non-starch Polysaccharides And Resistant Starch In The Diets Of Young Weaned Piglets
56. The Effects Of Cutting Frequency, Seeding Rates And Nitrogen Fertilizer On The Yield Of Mixture Pasture Of The Combination With Hemarthria Compressa And Trifolium Repens And The Study Of Optimal Model Of Management Application
57. Studies On Establishment Of Tomato High-Frequency Regeneration System And Transformation Of Etr1 And IPT Genes
58. High Frequency Shoot Regeneration And Gene Transformation From In Vitro Leaves Of Pear(Pyrus Communis L.)
59. Studies On Establishment Of High Frequency Regeneration System And Transformation Of Salt-resistant Gene OsNHX1 Of Sophora
60. Establishment Of High-frequency Regeneration System Of Populus And Study On Transformation Of Salt-resisting Gene
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