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Keyword [grain crops]
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1. Studies On Root-Soil Systems Of Several Grain Crops
2. Relationship Between Change Of Main Grain Crops' Structure And Global Warming In Heilongjiang Province In The Past Two Decades
3. Effect Of Fertilization On Yield Increase And Nutrient Use Efficiency Of Grain Crops In Different Agro-ecological Regions Of China
4. The Evaluation Of Several Small Grain Crops And High Sugar Ryegrass
5. Development And Implementation Of Regional Trial Data Collection And Analysis System For Minor Grain Crops
6. Study On Adaptation Of The Growth Environment Of Major Grain Crops To Climate Change In China
7. Study On Reclaimed Water Irrigation Security On Grain Of LongKou City
8. Research On Greenhouse Gas（N2O）Emission Intensity Of Main Grain Crops
9. Quantitative Analysis Of Reactive Nitrogen Losses And Nitrogen Use Efficiency Of Three Major Grain Crops In China
10. Research On The Spatial-temporal Distribution Of Growth Period Of Main Grain Crops And Its Change In China
11. Design Of Automatic Reseeding Systom For Large Grain Crops
12. Improvement Design And Experiment Research On Electromagnetic Vibration Type Seeding Metering Device For Small Grain
13. Spatial Variance Analysis Of Water Footprint Of Grain Crop In Northwestern Semi-arid And Arid Area In China
14. Analysis On Potential Productivity Of Crops And Change Of Planting Structure Under The Background Of Climate Change In Ningxia
15. Estimation Of Greenhouse Gases Mitigation Potential Under Reduction And Substitution Of Synthetic Nitrogen Fertilizer In The Cropland Of China
16. Establishment And Application Of Decision System Based On WebGIS For Minor Grain Crops Planting And Fertilization In Shandong
17. Water-saving And Yield-increasing And Soiland Water Conservation Effects Of Main Grain Crops On Sloping Farmlandwith Straw Biochar
18. Analysis Of Temporal And Spatial Distribution And Influencing Factors Of Water Productivity Of Grain Crops In Heilongjiang Province
19. Study On Production Water Footprint Of Main Grain Crops In Yellow River Basin
20. Effects Of Urea-formaldehyde And Urea In Different Proportions On Growth Of Main Grain Crops And Soil Nutrients
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