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| Soil phosphorus—crop response calibration relationships and criteria for oilseeds, grain legumes and summer cereal crops grown in Australia | | Crop and pasture science |
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| Soil sulfur—crop response calibration relationships and criteria for field crops grown in Australia | | Crop and pasture science |
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| Starter Fertilizers for Corn on Soils Testing High in Phosphorus in the Northeastern USA | | Agronomy journal |
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| Can phosphorus fertilisers alone increase levels of soil nitrogen in New Zealand hill country pastures | | Nutrient cycling in agroecosystems |
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| Prediction of optimal nitrogen application rate of rice based on soil test values | | European journal of agronomy |
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| Yield and Nitrogen Balance of Greenhouse Tomato (Lycopersicum esculentum Mill.) with Conventional and Site-specific Nitrogen Management in Northern China | | Nutrient cycling in agroecosystems |
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| Evaluation of iron oxide impregnated filter paper method as an index of phosphorus availability in paddy soils of Tanzania | | Nutrient cycling in agroecosystems |
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| The effect of different N and K sources on tuber nutrient uptake, total and graded yield of potatoes (Solanum tuberosum L.) for processing | | European journal of agronomy |
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| Cadmium concentration in winter wheat as affected by nitrogen fertilization | | European journal of agronomy |
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| Pre-Sidedress Nitrate Test and Other Crop-Based Indicators for Fresh Market and Processing Sweet Corn | | Agronomy journal |
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| Comparison of Nitrogen Management Zone Delineation Methods for Corn Grain Yield | | Agronomy journal |
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| Potential nutrient supply, nutrient utilization efficiencies, fertilizer recovery rates and maize yield in northern Nigeria | | Nutrient cycling in agroecosystems |
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| On-farm evaluation of an in-season nitrogen management strategy based on soil Nmin test | | Field crops research |
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| Evaluation of the Illinois Soil Nitrogen Test for Predicting Corn Nitrogen Needs | | Soil Science Society of America journal |
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| Phosphorus Requirements of St. Augustinegrass Grown in Sandy Soils | | Crop science |
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| Response of Corn and Cotton to Starter Phosphorus on Soils Testing Very High in Phosphorus | | Agronomy journal |
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| Long-Term Study of Properties of a Xerofluvent of the Guadalquivir River Valley under Organic Fertilization | | Agronomy journal |
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| Contribution of Anaerobically Mineralized Nitrogen to the Reliability of Planting or Presidedress Soil Nitrogen Test in Maize | | Agronomy journal |
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| Evaluation of the Illinois Soil Nitrogen Test in the North Central Region of the United States | | Agronomy journal |
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| Long-Term Residual Value of Zinc Fertilizer for Pasture Legumes Using Yield of Dried Herbage and Critical Concentration of Zinc in Young Tissue | | Journal of plant nutrition |
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| Effect of organic and inorganic phosphate fertilizers and their combination on maize yield and phosphorus availability in a Yellow Earth in Myanmar | | Nutrient cycling in agroecosystems |
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| Linking Wisconsin Dairy and Grain Farms via Manure Transfer for Corn Production | | Agronomy journal |
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