搜索结果: 1-13 共查到“土壤肥料学 soil fertility”相关记录13条 . 查询时间(0.113 秒)
Integrated Effect of Mineral, Compost and Biofertilizers on Soil Fertility and Tested Crops Productivity
Biofertilizer organic manure calcareous soil maize wheat and plant nutrients
2010/11/15
Poor performance of nitrogen and micronutrients availability is one of the major factors related to crop productivity in the calcareous soil. Maize (Individual hybrid 10) and wheat (C.V. Giza 168) cro...
Factors responsible for differences in uptake of integrated soil fertility management practices amongst smallholders in western Kenya
Adoption soil fertility integrated soil fertility management
2010/9/14
To address soil fertility depletion and the attendant low agricultural productivity in western Kenya, many attempts have been made to develop and popularize integrated soil nutrient management (INM) p...
The Change of Cultivation and Utilization of Chinese Milk Vetch (Astragalus sinicus L.), and the Effect of Fertilizer and Soil Fertility on Paddy Field as a Green Manure
Cultivation Utilization Chinese Milk Vetch Fertilizer Soil Fertility Paddy Field
2009/8/6
The Change of Cultivation and Utilization of Chinese Milk Vetch (Astragalus sinicus L.), and the Effect of Fertilizer and Soil Fertility on Paddy Field as a Green Manure.
Toposequential Variation in Soil Fertility and Rice Productivity of Rainfed Lowland Paddy Fields in Mini-Watershed (Nong) in Northeast Thailand
Clay Farmer’s management Northeast Thailand Rainfed rice Soil fertility Soil organic carbon Toposequence
2009/7/29
Mini-watersheds called Nong in Thai are geographical components of rainfed lowland rice culture in Northeast Thailand, and constitute distinct units in understanding environmental constraints for low ...
Effect of Plot Size on Accuracy of Yield Estimation of Rainfed Lowland Rice Genotypes with Different Plant Heights and Grown under Different Soil Fertility Conditions
Competition Plant height Plot size Rice genotypes Selection trial Yield estimation
2009/7/29
Breeding programs for rainfed lowland rice normally use large plot sizes for accurate estimation of yield. Resource requirements are reduced and more genotypes can be tested if a small plot size can b...
Long-term manuring and liming effect on moraine loam soil fertility
acid and limed soil manure chemical and physical soil properties
2010/1/19
Long-term manuring and liming effect on moraine loam soil fertility.
EVALUATION OF LIGHT SOIL FERTILITY AFTER THE APPLICATION OF ORGANIC WASTE AND MANURE
poultry slaughterhouse waste chicken litter manure light soil soil fertility
2009/3/31
The paper presents a preliminary assessment of the soil conditioner applicabi-lity to improve selected light soil fertility indicators and a comparison of its influence with the impact of manure and c...
Effects of compost and green manure of pea and their combinations with chicken manure and rapeseed oil residue on soil fertility and nutrient uptake in wheat-rice cropping system
Chicken manure compost green manure rapeseed oil residue soil fertility improvement
2009/3/4
Farmers use huge chemical fertilizers for cereal production, which causes health and environmental hazards. Adoption of legumes in cereal based cropping systems and improvement of organic fertiliz...
An appraisal of the impact of petroleum hydrocarbons on soil fertility：the Owaza experience
Owaza petroleum hydrocarbons oil spillage primary macronutrients (N, P and K) soil fertility
2009/3/3
Major fertility indices - N, P, K, TOC and TOM contents - were examined against the backdrop of physico-chemical conditions of pH, temperature, moisture content and electrical conductivity of soil...
Soil fertility restoration techniques in sub-Saharan Africa using organic resources
Organic resources soil fertility soil organic matter food security soil management
2010/9/10
Food security concerns are currently escalating in sub-Saharan Africa (SSA) due to poor soil
management practices on the fragile soils. This review describes the role of organic resources acting both...
Land Cover Change and Soil Fertility Decline in Tropical Regions
Land use change tropical regions soil fertility China deforestation cropland
2009/1/8
Land cover changes influence the biogeochemistry, hydrology, and climate of the earth. Studies that assessed land cover changes at the global scale mostly focused on: deforestation, cropland expansio...
Response of Cotton to P and K Soil Fertility Gradients in North Carolina
North Carolina Soil Fertility Gradients Cotton
2008/5/12
Yield response of cotton to P and K soil fertility gradients in North Carolina was studied to augment the limited calibration data of the Mehlich-3 extractant procedure that is available. Sites were a...
Soil Degradation in the Sudano-guinea Savannas of Mbe, Cameroon: Farmers’ Perception, Indicators and Soil Fertility Management Strategies
Soil fertility farmer indicators management savannas of Mbe Adamawa Cameroon
2010/11/10
A survey was carried out in the humid savannas of Mbe to assess farmers’ indigenous
knowledge of soil fertility, their indicators and management strategies of natural resource. A sample of 174 househ...