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Impact of Scots pine admixture in European beech stand on dissolved organic carbon and nitrogen leaching from organic and humic horizons of Dystric Arenosols in Northern Poland
European beech Scots pine leaching carbon cycling nitrogen cycling
2015/4/14
The effect of Scots pine admixture in European beech stand on the leaching of dissolved organic carbon (DOC), dissolved organic nitrogen (DON), nitrate nitrogen (NO3-N) and ammonium nitrogen (NH4-N) f...
New strawberry genotypes tested for organic production on a Verticillium-infested site
tolerance resistance root diseases breeding fruit quality
2015/3/24
Nineteen new strawberry breeding clones, bred at the Institute for Breeding Research on Fruit Crops in Dresden-Pillnitz, Germany, were evaluated for their suitability for organic production at a Verti...
Growth, phenology and fruit set of Prunus armeniaca L. (cv. Ninfa) grafted on two rootstocks in organic and conventional management
apricot fruit quality yield tree growth flowering
2015/3/24
Tree growth, flowering, yield and fruit quality of Prunus armeniaca L. cv. Ninfa grafted on peach cv. Nemaguard [Prunus persica (L.) Batsch] and cv. Real Fino apricot (Prunus armeniaca L.) as rootstoc...
Comparison between conventional and organic weed management: growth and yield of leek (Allium porrum L.)
herbicides mulching with barley straw injury symptoms light interception yield
2015/3/17
Leek is a weak competitor against weeds. A field experiment was conducted to determine the effects of herbicides and mulching on weed flora, growth and yield of a leek crop. A randomized complete bloc...
Organic growth supplement stimulants for in vitro multiplication of Cymbidium pendulum (Roxb.) Sw.
banana homogenate coconut water orchids peptone protocorms regeneration
2015/3/17
The aim of this study was to establish protocol for in vitro regeneration and multiplication of Cymbidium pendulum through protocorms, as explants using organic growth supplements such as banana homog...
Dissolved organic carbon concentrations under conditions of different forestcomposition
dissolved organic carbon throughfall lysimetric water
2015/3/16
The study deals with the monitoring of dissolved organic carbon (DOC) concentrations in seepage water sampled from differently managed forest plots in the Drahansk?vrchovina Upland. Simultaneously, th...
Determination of volatile organic compounds in the crude and heat treated amaranth samples
amaranth volatile organic compounds heat treatment GC/MS HS-SPME
2015/3/13
The present study concentrated on the development of an analytical method for determination of emissions of volatile organic compounds from crude and heat treated amaranth (genus Amaranthus L.) sample...
Sorption of heavy metals in organic horizons of acid forest soils at low added concentrations
acidic soils adsorption desorption organic matter risk elements
2015/3/13
The individual adsorption/desorption of Cu, Pb, and Zn in six soil samples taken from organic horizons of acid forest soils is studied in batch experiments. These three metals were chosen because of t...
Risk factors associated with subclinical mastitis in dairy cows on Swiss organic and conventional production system farms
subclinical mastitis organic farms risk factors cows
2015/3/13
Epidemiological studies comparing risk factors for subclinical mastitis (SM) in organic (OP) and conventional dairy production systems (CP) are lacking. In 60 OP and 60 CP farms, 970 cows were used to...
Interactive effects of arbuscular mycorrhizae and maize (Zea mays L.) straws on wheat (Triticum aestivum L.) growth and organic carbon storage in a sandy loam soil
Glomus caledonium rhizosphere acidification root-to-straw ratio soil enzyme straw return
2015/3/10
A pot experiment was conducted to study interactive effects of arbuscular mycorrhizae (AMs) and maize (Zea mays L.) straws on wheat (Triticum aestivum L.) growth and organic carbon (C) storage in a st...
Effect of agricultural lands afforestation and tree species composition on the soil reaction, total organic carbon and nitrogen content in the uppermost mineral soil profile
acidification afforestation carbon nitrogen soil reaction
2015/3/10
Forests occupy one third of the world’s land area and govern carbon (C) transfers and influence nitrogen (N) content in the biosphere. Afforestation leads to soil changes of specific dynamics, often a...
Susceptibility of Escherichia coli, Salmonella sp. and Clostridium perfringensto organic acids and monolaurin
fatty acids monolaurin enteropathogenic bacteria inhibition
2015/3/5
The antimicrobial activity of fatty acids, monolaurin, citric, succinic, fumaric, malic and lactic acid was determined in cultures of two strains of Escherichia coli, three strains of Salmonella sp. a...
Soil organic carbon dynamics and its influence on the soil erodibility factor
agrotechnical erosion control measures soil erodibility factor soil erosion soil organic carbon
2015/3/5
The effect of erosion and erosion control measures on changes in the amount of organic matter in soil was studied. We investigated the influence of organic matter inputs into the soil on surface runof...
Simulation of soil organic carbon changes in Slovak arable land and their environmental aspects
agricultural management long-term simulation RothC model soil organic carbon soil quality
2015/3/5
One of the key goals of the Thematic Strategy for Soil Protection is to maintain and improve soil organic carbon (SOC) stocks. A decline of SOC stocks is politically perceived as a serious threat to s...
Control of Hoplocampa testudinea using the extract from Quassia amara in organic apple growing
apple orchard organic farming Malus domestica
2015/3/3
In 2008 and 2009 the effects of quassin and neoquassin (oxygenated triterpenes) on apple sawfly (Hoplocampa testudinea Klug, 1814) were studied. In the Czech Republic, monitoring was carried out in sm...