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Keyword [N content]
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1. Study On Irrigation Indexes And Spatial Variability Of Soil Moisture And NO3～--N Content In Wheat Field Under Sprinkling Irrigation Condition
2. Nitrogen Fertilization Decision-Making System For Production Management Of High-quality (Special) Wheat
3. Study On Effects Of Organic-fertilizer On Growth Development Of Cucumber And Soil Environments In Solar Greenhouse
4. Study On Water And Fertilizer Utilization Of Upland Rice Under Water Saving Irrigation And Application Of ORYZA2000 Model
5. Difference Of Nitrogen Absorption And Utilization Between Hybrid Varieties And Their Parents In Rapeseed
6. The Relationship Of Nitrogen Application And The Key Photosynthetic Enzyme Activity Of Photosynthetic Organs Of The Spring Wheat
7. The Study Of Relationship Between SPAD Values And Soil N And Plant N Content About Nondestructive Diagnosis Of Cotton N
8. The Non-destructive Diagnosis Of Corn Nitrogen Status And The Effects Of Soil Moisture And Nitrogen Supply On Corn
9. Effects Of Irrigation, Fertilization And Mulching On Maize Growth And Nitrogen Absorption In The Loess Plateau
10. Effects Of N Application Rate On Yield Of Maize And NO3~--N Content Of Soil In Sichuan Hills Region
11. Effect Of Straw Returning And N Fertilizer Reduction On Soil Organic Carbon And N Content And Crop Yield
12. Effect Of Localized Supply Of Water And Nitrogen On Spatial And Temporal Root Distribution For Maize
13. The Reserach On The Utilization Of Soil Nitrate By Crops In The North China Plain Under Water, Nitrogen Managements
14. Drought Resistance Of Arbuscular Mycorrhizal Fungi Seedlings In Rocky Desertification Area
15. Methods Research Of Corn Leaf Moisture Content And Nitrogen Detecting Based On Spectral Reflectance
16. The Change And Mineralization Of Carbon And Nitrogen In Deep Soil In Greenhouse Vegetable Cropping System
17. Farmland Fertility And Soil Quality Comprehensive Assessment Based On Different Straw Returning Modes
18. Studies On The Varietal Differences Of Photosynthetic Characteristics And Its Underlying Mechanisms In Rice Plants
19. Effects Of N Application On Crop Nutrient Uptake And Soil NO-3~--N Content In Maize And Potato Intercropping
20. Influence Of Long-term Fertilization On NO3-N Content In Cinnamon Soil Profiles
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