Nutrient Management Research Database
Results for: "organic"
Crop | Title | Irrigation System | Soil Class | Environmental Consideration | Management Practice | County | ||
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Wine Grapes | Remote Sensing of Grape K Deficiency Symptoms Using Leaf Level Hyperspectral Reflectance | Drip | fertilization (conventional), monitoring and testing, nutrient deficiencies | Napa | more... | |||
Cotton, Garlic, Melons, Onion, Tomato, Wheat | On-Farm assessment of Soil Quality in California's Central Valley | Not Specified | Cerini clay loam, Ciervo clay, West-haven clay loam | air quality, carbon sequestration, soil health, water quality | compost, cover crops, crop rotation | Fresno | more... | |
Tomato | Microbial responses and nitrous oxide emissions during wetting and drying of organically and conventionally managed soil under tomatoes | furrow | Yolo Silt Loam | greenhouse gas emissions, climate change, soil health | fertilization (conventional), fertilization (organic), manure, cover crops, water use | Yolo | more... | |
Lettuce | Pre-sidedress soil nitrate testing (PSNT) improves N management in lettuce production | Furrow, Sprinkler | sandy loam to loamy clay | nitrate leaching, water quality | application rates, crop quality, fertilization (conventional), monitoring and testing, yield | Monterey | more... | |
Wine Grapes | Cover Crops and Compost Amendments for Organic Grape Production | Sprinkler | Sandy Loam | soil health | compost, cover crops, fertilization (organic), manure, monitoring and testing, yield | more... | ||
Grapevine Nutrition: An Australian Perspective | application rates, crop quality, fertilization (conventional), fertilization (organic), timing, yield | more... | ||||||
Tomato, Wheat, Safflower, Bean, Corn | Changes in soil chemical properties resulting from organic and low-input farming practices | furrow | Reiff Loam, Yolo Silt Loam | nitrate leaching | fertilization (organic), fertilization (conventional), manure, cover crops, crop rotation | Yolo | more... | |
Tomato, Wheat | Site Specific Farming Information Systems in Tomato-Based Rotation in the Sacramento Valley | Furrow, Sprinkler | Variable | crop rotation, fertilization (conventional), yield | Yolo | more... | ||
Tomato | Fertigation Boosts Optimum Nitrogen for Tomatoes and Peppers | Sandy Loam | nitrate leaching | application rates, crop quality, fertigation, fertilization (conventional), water use, yield | more... | |||
Wine Grapes | Direct N2O emissions following transition from conventional till to no-till in a cover cropped Mediterranean vineyard (Vitis vinifera) | Drip | Willows silty clay | climate change, greenhouse gas emissions | cover crops, tillage | Colusa | more... | |
Tomato | Cover cropping affects soil N(2)O and CO(2) emissions differently depending on type of irrigation | Drip, Furrow | Reiff Loam, Yolo Silt Loam | climate change, greenhouse gas emissions | cover crops, fertilization (conventional), fertilization (organic) | Yolo | more... | |
Almonds | Nitrous Oxide Emissions from an Irrigated Almond Orchard | Sprinkler | sandy-clay loam | climate change, greenhouse gas emissions | fertilization (conventional) | Kern | more... | |
Broccoli, Celery, Cilantro, Lettuce | Transition to large-scale organic vegetable production in the Salinas Valley, California | Drip | Salinas clay loam, Cropley silty clay | (agro) biodiversity, nitrate leaching, soil health | compost, cover crops, fertilization (organic), yield | Monterey | more... | |
Tomato | Winter cover crops before late-season processing tomatoes for soil quality and production benefits | Furrow, Sprinkler | Not Specified | surface water runoff | cover crops, crop quality, fertilization (organic), water management, yield | Sutter, Yolo | more... | |
Tomato | Reduced nitrous oxide emissions and increased yields in California tomato cropping systems under drip irrigation and fertigation | Drip, Furrow | Brentwood silty clay loam | climate change, greenhouse gas emissions | fertilization (conventional), water management, yield | Yolo | more... | |
Lettuce | Efficient Phosphorus Management in Coastal Vegetable Production | effects on natural resources (habitat, wildlife, etc), surface water runoff, water quality | fertilization (conventional), fertilization (organic), monitoring and testing | Monterey, San Benito, Santa Clara, Santa Cruz | more... | |||
Lettuce | Establishing Lettuce Leaf Nutrient Optimum Ranges Through DRIS Analysis | Not Specified | Not Specified | more... | ||||
Wine Grapes | Cover crops and cultivation: Impacts on soil N dynamics and microbiological function in a Mediterranean vineyard agroecosystem | Rainfed | Elder loam | nitrate leaching, soil health | cover crops, fertilization (organic), mineralization, tillage | Monterey | more... | |
Almonds | Yield-scaled global warming potential from N20 emissions and CH4 oxidation for almond (Prunus dulcis) irrigated with nitrogen fertilizers on arid land | Sprinkler | Milham sandy loam | climate change, greenhouse gas emissions | application rates, fertigation, fertilization (conventional), timing, water management | Kern | more... | |
Selecting the right cover crop gives multiple benefits | soil health | cover crops | more... | |||||
Nitrogen fertilizer use in California: Assessing the data, trends and a way forward | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates | more... | |||||
Wine Grapes | Cover crops enhance soil organic matter, carbon dynamics and microbiological function in a vineyard agroecosystem | Elder loam | carbon sequestration, climate change, greenhouse gas emissions, soil health | cover crops, fertilization (organic), tillage | Monterey | more... | ||
Wine Grapes | Vineyard weed management practices influence nitrate leaching and nitrous oxide emissions | Drip | Elder loam | carbon sequestration, climate change, greenhouse gas emissions, nitrate leaching, soil health | fertigation, fertilization (conventional), tillage | Monterey | more... | |
Wine Grapes | Biochar does not mitigate field-scale N2O emissions in a Northern California vineyard: An assessment across two years | Drip | Dierssen sandy clay loam | climate change, greenhouse gas emissions | cover crops, fertigation | Sacramento | more... | |
Cotton, Tomato | Tillage and cover cropping affect crop yields and soil carbon in the San Joaquin Valley, California | Furrow | Panoche clay loam | carbon sequestration | cost, cover crops, tillage, yield | Fresno | more... | |
Almonds, Walnut, Wine Grapes | Monitoring soil carbon will prepare growers for a carbon trading system | carbon sequestration, climate change | cover crops | Amador, Colusa, Napa, Solano | more... | |||
The Potential for California Agricultural Crop Soils to Reduce Greenhouse Gas Emissions: A Holistic Evaluation | carbon sequestration, climate change, greenhouse gas emissions | application rates, compost, cover crops, fertilization (conventional), fertilization (organic), manure, tillage, water management, yield | more... | |||||
Corn, Tomato | Transitioning from standard to minimum tillage: Trade-offs between soil organic matter stabilization, nitrous oxide emissions, and N availability in irrigated cropping systems | Furrow | Yolo silt loam, Rincon silty clay loam | climate change, greenhouse gas emissions, soil health | cover crops, fertilization (conventional), fertilization (organic), manure, mineralization, tillage | Yolo | more... | |
Alfalfa, Corn, Cotton, Melons, Rice, Safflower, Tomato, Wheat | Modeling shows that alternative soil management can decrease greenhouse gases | climate change, greenhouse gas emissions | cover crops, fertilization (conventional), fertilization (organic), tillage, yield | Fresno, Yolo | more... | |||
Nitrogen and carbon mineralization dynamics of manures and composts | Yolo silt loam | compost, manure, mineralization | Yolo | more... | ||||
Table and Raisin grapes | Management of Mineral Nutrition in Table Grape Vineyards | Drip | application rates, fertigation, fertilization (conventional), nutrient deficiencies, timing | Kern | more... | |||
Nitrogen availability from high-nitrogen-containing organic fertilizers | Sorrento sandy loam | fertilization (organic), mineralization | more... | |||||
Nitrogen availability from liquid organic fertilizers | Drip | Yolo sandy clay loam, Elder sandy loam | fertigation, fertilization (organic), mineralization | more... | ||||
Who's your Farmer California? Cover cropping with Martin Burger | carbon sequestration, erosion, soil health, surface water runoff | compost, cover crops, fertilization (conventional), fertilization (organic), timing, water management | Yolo | more... | ||||
Almonds, Wine Grapes | N20 emissions and water management in California perennial crops | Drip, Sprinkler | Bale loam | climate change, greenhouse gas emissions | fertilization (organic), water management | Colusa, Napa | more... | |
Wine Grapes | Nutrient management in times of drought for wine grapes: Wine grape grower Pete Hoffman | (agro) biodiversity, soil health | compost, cover crops, fertilization (organic), manure, water use | Napa | more... | |||
Wine Grapes | Nutrient management in times of drought for wine grapes | fertilization (conventional), fertilization (organic), monitoring and testing, water management | Merced | more... | ||||
Lettuce, Tomato | Humic substances generally ineffective in improving vegetable crop nutrient uptake or productivity | Drip | Yolo silt loam, Reiff loam | application rates, yield | Yolo | more... | ||
Drip irrigation and soil fertility management | Drip | nitrate leaching | application rates, fertigation, fertilization (conventional), monitoring and testing, water management, water use | more... | ||||
Strawberry | Nitrogen dynamics in an organic strawberry production system | Santa Ynez fine sandy loam | nitrate leaching | fertilization (organic), mineralization | Monterey | more... | ||
Long-term effects of mineral fertilizers on soil microorganisms – A review | Not Specified | (agro) biodiversity, soil health | fertilization (conventional), mineralization, monitoring and testing | more... | ||||
Broccoli, Cabbage, Carrot, Cauliflower, Celery, Cilantro, Cucumber, Lettuce, Onion, Peppers, Spinach, Swiss Chard, Tomato | Vegetable Production Best Management Practices to Minimize Nutrient Loss | Drip, Furrow, Sprinkler | nitrate leaching, surface water runoff, toxicity, water quality | application rates, cover crops, crop rotation, fertigation, fertilization (conventional), fertilization (organic), manure, mineralization, monitoring and testing, timing, water management | Monterey, San Benito, Santa Clara, Santa Cruz | more... | ||
Efficient phosphorus management for vegetable production | surface water runoff | application rates, fertilization (conventional), fertilization (organic) | more... | |||||
Broccoli, Cauliflower, Celery, Lettuce | Nitrogen management through intensive on-farm monitoring | Drip | Variable, from sand to clay loam | effects on natural resources (habitat, wildlife, etc), nitrate leaching, water quality | application rates, fertilization (conventional), monitoring and testing | more... | ||
Quantifying the Effects of Green Waste Compost Application, Water Content and Nitrogen Fertilization on Nitrous Oxide Emissions in 10 Agricultural Soils | Not Specified | Sandy loam, Loam, Clay loam, Silty clay | air quality, climate change, greenhouse gas emissions | compost, fertilization (conventional), fertilization (organic), water management, water use | Fresno, Monterey, Solano, Stanislaus, Yolo | more... | ||
Cauliflower, Lettuce | Reevaluating tissue analysis as a management tool for lettuce and cauliflower | Not Specified | effects on natural resources (habitat, wildlife, etc) | monitoring and testing | Monterey, Santa Barbara | more... | ||
Lettuce | Efficient Use of Phosphorus Fertilizer in California Vegetable Production | Not Specified | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional) | Monterey | more... | ||
The Nature of Phosphorus in Calcareous Soils | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional), fertilization (organic) | more... | |||||
Phosphorus Availability with Alkaline/Calcareous Soil | variable | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional), fertilization (organic) | more... | ||||
Lettuce | Pre-sidedress Soil Nitrate Testing (PSNT) Improves N management in Lettuce Production | Furrow, Sprinkler | Clay loam, silt loam, clay | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic), monitoring and testing | Monterey | more... | |
Tomato | Pre-sidedress Soil Nitrate Testing Identified Processing Tomato Fields Not Requiring Sidedress N Fertilizer | Not Specified | Cerini sandy loam Cerini clay loam, Excelsior sandy loam, Shanghai variant | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic), monitoring and testing | more... | ||
Soil Test Levels and Nutrient Budgets in the Western United States | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional), fertilization (organic) | more... | |||||
Tillage and nitrogen fertilization effects on nitrous oxide yield-scaled emissions in a rainfed Mediterranean area | Rainfed | Loam, Silty Clay Loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions | application rates, tillage | more... | |||
Tomato, Wheat, Wine Grapes | Role of green waste compost in the production of N2O from agricultural soils | Not Specified | Sand, Clay loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions | application rates, compost | Fresno, Monterey, Solano | more... | |
Plant species diversity affects soil-atmosphere fluxes of methane and nitrous oxide | Rainfed | sandy loam to silty clay | more... | |||||
Almonds | Cover crops under different managements vs. Frequent tillage in almond orchards in semiarid conditions: effects on soil quality | Not Specified | Clay loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions | cover crops, fertilization (conventional), fertilization (organic), tillage | more... | ||
Corn | Manure and Inorganic Nitrogen Affect Trace Gas Emissions under Semi-Arid Irrigated Corn | Clay loam | greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic) | more... | |||
Corn | Effects of Manure and Cultivation on Carbon Dioxide and Nitrous Oxide Emissions from a Corn Field under Mediterranean Conditions | Not Specified | Sandy loam | greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic), manure, tillage | more... | ||
Tomato | Tightly-Coupled Plant-Soil Nitrogen Cycling: Comparison of Organic Farms across an Agricultural Landscape | Not Specified | Tehama loam, Capay silty clay, Brentwood silty clay, Yolo silt loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions, nitrate leaching | application rates, fertilization (conventional), fertilization (organic), mineralization | Yolo | more... | |
Apple, Pear | Apple and Pear Nutrition | application rates, fertilization (conventional), fertilization (organic), monitoring and testing, nutrient deficiencies | more... | |||||
Beet, Broccoli, Cabbage, Celery, Cucumber, Lettuce, Peppers, Potato, Tomato | Soil Testing for Nutrient Availability Procedures and Interpretation for California Vegetable Crop Production | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic), monitoring and testing | more... | ||||
Potassium Fixation and Its Significance for California Crop Production | application rates, fertilization (conventional), fertilization (organic) | more... | ||||||
Traditional Tools and New Technology Play Key Roles in Site-Specific Management | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional), fertilization (organic), monitoring and testing | more... | |||||
Corn, Wheat | Soil nitrous oxide emissions in forage systems fertilized with liquid dairy manure and inorganic fertilizers | Flood | Loamy sand, clay | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions, nitrate leaching | application rates, fertilization (conventional), manure, timing | Sacramento, San Joaquin | more... | |
Tomato | Soil sampling protocol reliably estimates preplant NO3- in SDI tomatoes | Drip | Yolo silt loam, Sycamore silt loam, Marvin silty clay loam, Tehama loam, Capay silty loam, Brentwood silty clay, Stockton clay, Jackstone clay, Capay clay, Stomar clay loam, Westhaven loam, Calflax cl | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic), monitoring and testing | Fresno, San Joaquin, Yolo | more... | |
Spatiotemporal dynamics of phosphorus release, oxygen consumption and greenhouse gas emissions after localised soil amendment with organic fertilisers | Not Specified | Sandy clay loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic), manure | more... | |||
Soil type, crop and irrigation technique affect nitrogen leaching to groundwater | variable | nitrate leaching | fertilization (conventional), fertilization (organic), water management | more... | ||||
Rice | Indigenous Nitrogen Supply of Rice Is Predicted by Soil Organic Carbon | Flood | Rindge mucky silt loam | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic) | Sacramento | more... | |
Broccoli, Corn, Lettuce, Tomato, Wheat | Higher flexibility in input N:P ratios results in more balanced phosphorus budgets in two long-term experimental agroecosystems | Drip, Furrow, Rainfed | Yolo silt loam | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic), manure, monitoring and testing, nutrient deficiencies | Yolo | more... | |
Alternative nutrient, water and floor management strategies | Drip, Sprinkler | water management, water use | more... | |||||
Apple | Nutrient Management Guide: Apples | effects on natural resources (habitat, wildlife, etc), nitrate leaching | application rates, fertilization (conventional), fertilization (organic), nutrient deficiencies | more... | ||||
Crop Management for Soil Carbon Sequestration | crop rotation, fertilization (conventional), fertilization (organic), manure, tillage | more... | ||||||
Olive | Fertility Management For Oil Olives | Drip | effects on natural resources (habitat, wildlife, etc) | application rates, compost, cover crops, fertilization (conventional), fertilization (organic), manure, monitoring and testing, nutrient deficiencies | more... | |||
Broccoli, Cabbage, Carrot, Celery, Cucumber, Lettuce, Spinach, Swiss Chard | Nutrient Management in Cool-Season Vegetables | effects on natural resources (habitat, wildlife, etc), nitrate leaching, water quality | application rates, fertilization (conventional), water management, water use | more... | ||||
Table and Raisin grapes | Effect of Different Carbon Rates on Table Grapes (‘Thompson Seedless’) in a Controlled Experiment | application rates, compost, manure | more... | |||||
Apple | Influences of selected mulches and soil amendments on dynamics of nitrogen and phosphorus availability in the apple root zone | application rates, monitoring and testing | more... | |||||
Managing potassium for organic crop production | Not Specified | application rates, fertilization (organic) | more... | |||||
Nectarine, Peach, Plum | Mineral Nutrition | effects on natural resources (habitat, wildlife, etc) | application rates, fertilization (conventional), fertilization (organic), nutrient deficiencies | more... | ||||
Introduction to Inorganic and Organic Nutrients | fertilization (conventional), fertilization (organic) | more... | ||||||
Soil and tissue testing in organic production | fertilization (organic), monitoring and testing | more... | ||||||
Nutrient cycling and maintaining soil fertility in fruit and vegetable crop systems | salinity, soil health | application rates, crop rotation, fertilization (conventional), pH management, soil carbon | more... | |||||
Alfalfa, Corn, Wheat | Measurements of net global warming potential in three agroecosystems | Rainfed, Sprinkler | loam | greenhouse gas emissions | fertilization (conventional), fertilization (organic) | more... | ||
N2O, NO, and NH3 Emissions from Soil after the Application of Organic Fertilizers, Urea and Water | Sandy loam | greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic) | more... | ||||
Tillage and Soil Carbon Sequestration- What do we really know? | carbon sequestration | tillage | more... | |||||
Review of greenhouse gas emissions from crop production systems and fertilizer management effects | greenhouse gas emissions | application rates, fertilization (conventional), fertilization (organic) | more... | |||||
Nitrous Oxide Emissions Following Applications of Residues and Fertiliser Under Zero and Conventional Tillage | Not Specified | silt loam | greenhouse gas emissions | tillage | more... | |||
Apple | Nutrient Management in Organic Apple Orchards | soil health | application rates, fertilization (organic) | more... | ||||
Potato | Measuring Nutrient Accumulation Rates of Potatoes-Tools for Better Management | Not Specified | sandy | application rates, fertilization (conventional), monitoring and testing | more... | |||
Productivity of Organic Cropping Systems | effects on natural resources (habitat, wildlife, etc), soil health | fertilization (organic) | more... | |||||
Tomato | The effect of nitrogen source and crop rotation on the growth and yield of processing tomatoes | Furrow | loam | effects on natural resources (habitat, wildlife, etc), greenhouse gas emissions, nitrate leaching | application rates, crop rotation, fertilization (conventional), fertilization (organic) | Yolo | more... |