搜索结果: 1-15 共查到“土壤肥料学 organic C”相关记录19条 . 查询时间(0.106 秒)
The influence of long-term organic and mineral fertilization on soil organic matter
long-term field experiment organic and mineral fertilization crop rotation soil organic matter
2015/2/4
Parameters evaluating soil organic matter quantity (organic C and N content) and quality (hot water extractable C content, aliphatic compounds, microbial biomass C content, basal respiration activity)...
Organic carbon dynamics and enzyme activities in agricultural soils amended with biogas slurry, liquid manure and sewage sludge
Biogas Slurry Organic Wastes Organic Carbon Dynamics
2013/2/27
The application of organic soil amendments is a common practice for increasing soil fertility and soil organic carbon (SOC) content. In recent years, a new product from biogas production, biogas slurr...
Effects of different levels of compost application on amounts and distribution of organic nitrogen forms in soil particle size fractions subjected mainly to double cropping
Compost Application Upland and Paddy Fields Soil Organic N Forms Size Fractions
2013/3/4
Effects of different levels of compost application on the amounts and percentage distribution of organic N forms in whole soils and particle size fractions were investigated. Soil samples were collect...
Nitrogen Dynamics of Organic Materials Applied to Paddy Fields: Direct Evaluation Using Organic Materials Labeled with Nitrogen-15
compost manure nitrogen use efficiency plant residue rice
2011/2/24
In this study, 15N-labeled organic materials were used to evaluate the nitrogen (N) dynamics associated with the application of organic materials to paddy fields. The decomposition of three types of o...
Effect of Organic Fertilizers on the Susceptibility of Tomato Lycopersicon esculentum: Solanaceae to Helicoverpa armigera Lepidoptera: Noctuidae in the Niayes Area Senegal.
Organic Fertilizers the Susceptibility Tomato Lycopersicon esculentum Solanaceae Helicoverpa armigera Lepidoptera Noctuidae the Niayes Area Senegal.
2010/12/16
Effect of Organic Fertilizers on the Susceptibility of Tomato Lycopersicon esculentum:
Solanaceae to Helicoverpa armigera Lepidoptera: Noctuidae in the Niayes Area Senegal.
Lysimetric research of nutrient losses from organic fertilizers
organic fertilizer nitrates nitrites ammonium ions lysimetric water
2010/1/19
In organic agricultural production high quality and safe agricultural products and
foodstuffs are produced. It is believed that organic fertilizers are slower to wash out into water, because their m...
Effect of organic and mineral fertilizers and land management on soil enzyme activities
urease saccharase fertilizer farming system
2010/1/19
Sustainable and rational management of agrophytocenoses depends on various bio-
indices and methods of application, particularly the development and protection of soil
resources (Lai et al., 200...
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...
An assessment of the use of mineral and organic fertilizers by smallholder farmers in Vhembe district, Limpopo province, South Africa
Mineral fertilizers organic fertilizers smallholder farmers
2009/3/4
The use of mineral and organic fertilizers as straight fertilizers or in appropriate combinations may alleviate the problem of declining soil fertility and hence lead to increased crop yields. T...
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...
Importance of Micronutrients, Organic Manure and Biofertilizer for Improving Maize Yield and its Components Grown in Desert Sandy Soil
Desert sandy soil micronutrients maize chicken manure humic acid and seed inoculation
2010/11/12
A field experiment was carried out on a desert sandy soil at Ismailia Agric. Res. Station during the summer season of 2008 to evaluate the importance of some treatments, i.e. foliar spray with both mi...
Organic Amendment Based on Tobacco Waste Compost and Farmyard Manure：Influence on Soil Biological Properties and Butter-Head Lettuce Yield
Tobacco waste compost farmyard manure lettuce microbial and enzyme activity organic C
2009/1/8
Agro-industrial waste presents an alternative to inorganic fertilizer. It is possible to use tobacco waste as a soil amendment due to its high organic matter and low toxic element content. Tobacco wa...
Effect of Organic manure and Phosphorus Fertilizers on Growth, Yield and Quality of Lentil Plants in Sandy Soil
Organic manure Phosphorus fertilizers lentil plant
2010/11/10
Two field experiments were carried out during the two winter seasons of 2003/ 2004 and
2004/2005 at the Experimental Farm of the National Research Centre at Nubariato study the effect of organic manu...
Response of Two Sesame Varieties (Sesamum indicum L.) to Partial Replacement of Chemical Fertilizers by Bio-organic Fertilizers
Sesame Recommended chemical fertilizer Organic fertilizer Bio-fertilizer Growth characters Yield and yield attributes
2010/11/10
Two field trials were conducted during the two successive summer seasons of 2005 and 2006
in a private farm at El Nagah Village, South El-Tahrir Province, El Behaira Governorate. The present work aim...
Performance of Thomson Seedless Grapevine as Influenced by Organic Fertilizer, Humic Acid and Biofertilizers under Sandy Soil Conditions
Thompson seedless grapevine fertilization mineral organic biofertilizer humic acid
2010/11/9
The aim of this investigation is to evaluate the replacement of mineral nitrogen fertilization through using organic source [composted municipal solid waste (MSW)] and humic acid (HA) at 0.5, 1 and 2%...