搜索结果: 1-15 共查到“农学 sulphate”相关记录16条 . 查询时间(0.08 秒)
Fine root development and mycorrhization in Norway spruce stands one year after fertilization with potassium sulphate and wood ash
forest fertilization fine root ectomycorrhizal fungi
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2016/1/29
We compared the effects of forest fertilization with wood ash and potassium (K) sulphate on growth and mycorrhizal colonization of fine roots and on other soil microorganisms in Norway spruce (Picea a...
Atresia coli in a Japanese black calf diagnosed by a barium sulphate enema contrast radiograph in the standing position:a case report
atresia coli contrasts radiography enema Japanese black calf standing position
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2015/4/16
A three day-old Japanese black calf was admitted with a history of abdominal distension and absence of defecation. Dilated loops of the small intestine and hypoplasia of the colon and rectum was obser...
Sulphate concentration and S-SO42 – flux in soil solutions in the West Carpathians Mountains on an example of submontane beech forest stand
sulphate concentrations soil water submontane beech forest West Carpathians Mts
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2015/4/14
The paper presents the evaluation of data on precipitation totals and on SO42 –concentrations and S-SO42 – fluxes in lysimetric waters in a submontane beech stand. The records cover continually a 1...
Mortality and Movement Behaviour of Bursaphelenchus xylophilus under Different Dosages of Copper Sulphate
LC50 mortality locomotor behaviour pine wood nematode
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2015/3/10
The effects of in vitro exposure to different concentrations of copper sulphate for different durations on the mortality
and locomotor behaviour of Bursaphelenchus xylophilus were evaluated. Copper ...
SPRING TRITICALE YIELD AS DEPENDENT UPON GROWTH REGULATORS, APPLIED ALONE OR IN COMBINATIONS WITH MAGNESIUM SULPHATE
triticale yield growth regulators
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2009/3/31
The effects of growth regulators, applied alone or in combinations with magnesium sulphate, on the yield of ‘Gabo’ spring triticale were studied in a three-year field experiment. Growth regulators: 3-...
Effect of Post-shooting Spray of Sulphate of Potash (SOP) on Yield and Quality of Banana cv. Robusta (AAA- Cavendish)
Sulphate of Potash banana yield quality
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2010/11/11
An experiment was conducted at the Department of Fruit Crops, Tamil Nadu Agricultural
University, Coimbatore to evaluate the effect of post shooting spray of Sulphate of Potash (SOP) on bunch yield a...
Effect of Ammonium Sulphate and Agricultural Sulphur on the Artichoke Plant Growth, Heads Yield and its Some Physical and Chemical Properties
Artichoke Ammonium sulphate sulphur growth heads yield
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2010/11/9
Two field experiments were carried out during the two successive seasons of 2004/2005 and
2005/2006 in the newly reclaimed soil to investigate the response of artichoke plant for different fertilizat...
CHRONIC Cd TOXICITY OF BEAN PLANTS CAN BE PARTIALLY REDUCED BY SUPPLY OF AMMONIUM SULPHATE
ammoniun sulphate oxidative stress photosynthesis
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2010/12/1
The effect of ammonium sulphate supply on plant Cd uptake, growth and photosynthesis of bean plants (cv. Limburgse vroege) grown in Cd-contaminated artifi cial soil was studied. The experiments were p...
Successive alkalinity producing system for the treatment of acid sulphate soil runoff: preliminary results of a field trial
aluminium acid sulphate soils iron manganese successive alkalinity producing system water treatmenta
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2010/8/11
A successive alkalinity producing system (SAPS) has been investigated as a potential passive treatment option for acid, metal containing runoff from acid sulphate soil. A pilot-scale system was instal...
Measured and simulated effects of sophisticated drainage techniques on groundwater level and runoff hydrochemistry in areas of boreal acid sulphate soils
acid sulphate soils control drainage lime filter drainage leaching acidity sulphate aluminium manganese iron
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2010/8/11
To abate the environmental problems caused by the severe acidity and high metal concentrations in rivers draining acid sulphate (AS) soils of Western Finland, control drainage (CD) and lime filter dra...
Stream plant chemistry as indicator of acid sulphate soils in Sweden
acid sulphate soils water biogeochemistry metals mapping
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2010/8/11
Results from the biogeochemical mapping (roots of aquatic plants and Fontinalis antipyretica) conducted by the Geological Survey of Sweden (SGU) reflects the metal load of surface waters draining acid...
An analytical procedure for determination of sulphur species and isotopes in boreal acid sulphate soils and sediments
sulphur species sulphur isotopes analytical scheme acid sulphate soils sediment
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2010/8/11
An analytical scheme suitable for boreal acid sulphate (AS) soils and sediments was developed on the basis of existing methods. The presented procedure can be used to quantify and discriminate among a...
A comparison of nitrogen and carbon reserves in acid sulphate and non acid sulphate soils in western Finland
carbon nitrogen nitrification mineralization soil organic matter acid sulphate soils subsoil drainage humus
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2010/8/11
Previous studies suggest that nitrogen (N) loads from acid sulphate soil (AS soil) catchments in Finland are higher than those from other agricultural catchments. This study seeks to explain this diff...
Assessment of aquatic pollution, remedial measures and juridical obligations of an acid sulphate soil area in western Finland
acid sulphate soils sulphur metals acidity pH hydrogeochemistry
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2010/8/11
Reclaiming of Holocene sulphide-bearing sediments, widespread in the coastal areas of Finland, has enabled oxidation of sulphides to a depth of 1? m and the subsequent development of acid sulphate soi...
Sources of acidity and metals in a stream draining acid sulphate soil, till and peat, western Finland, revealed by a hydrochemical and sulphur isotope study
acid sulphate soil alkali metals alkaline earth metals sulphur ditching sulphur isotopes land use catchment area
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2010/8/11
The main aim of this study was to determine, during extreme hydrological conditions, the source(s) of acids, sulphate and metals (alkali and alkaline earths) in the Munsala stream (western Finland) dr...