搜索结果: 1-13 共查到“农学 mixing”相关记录13条 . 查询时间(0.234 秒)
Non-Additive Effects of Mixing Eucalyptus and Castanopsis hystrix Trees on Carbon Stocks under an Eco-Silviculture Regime in Southern China
carbon storage mixed-species plantation Eucalyptus plantation synergistic effect silviculture regime
2023/12/6
Eucalyptus plantations harbor great potential for supporting ecosystem services, but this prospect is weakened under long-term traditional silviculture regimes. To reform these traditional silvicultur...
Effects of 20-day litter weight on weaned piglets’ fighting behavior after group mixing and on heart rate variability in an isolation test
Fighting Behavior Isolation Test Skin Lesion Score Heart Rate Variability Autonomic Nervous System
2017/3/9
The objective of this study was to investigate the effect of 20-day litter weight on behavior and heart rate variability (HRV) of piglets under stress.
Effects of Mixing on the Aggressive Behavior of Commercially Housed Pigs
Aggressive Behavior Dominance Index Interaction Mixing, Pig
2016/5/18
In this study, we investigated the effects of mixing on the aggressive behavior of commercially housed pigs. The behavioral patterns of 36 groups of pigs (a total of 360 animals) were observed over 3 ...
Production of High Soluble Solids Tomato Fruits on the Long-term Cultivation by Control of Nutrient Solution Supply Based on Solar Radiation in Hydroponics Using Substrate Made with Mixing Coconut Husk and Bark Compost
evapotranspiration rate fruit quality organic substrate water stress
2009/7/9
The present study aimed to stabilize high tomato fruit yields with high soluble solids on long-term hydroponic cultivation using an organic substrate culture. The water holding properties of an organi...
Effect of Mixing Ratio of Blast-Resistant Isogenic Lines on Rice Yield of the Multiline
Blast resistance Isogenic line Mixing ratio
2009/7/8
Effect of Intra- and inter-row mixing of sorghum with two varieties of cowpea on host crop yield in a Striga hermonthica infested field
Sorghum yield Intra-row inter-row cowpea mixed-cropping
2009/3/3
A trial was conducted in the International Institute of Tropical Agriculture (IITA) research farm in Kano, Nigeria during the 2002/2003 cropping season to evaluate the effect of intrarow and interro...
Application of roof shaped and double cone inserts in mixing of granular elements in the flow process
granular material funnel flow system one-way analysis of variance computer image analysis RSI and double cone system inserts
2008/11/24
The paper presents the results of mixing elements of aftercrops, such as vetches and lupine, which differ as far as the dimensions and diameter of seeds are concerned. The research was conducted with ...
Research on the impact of mass fractions of multi-element granular structure on the mixing process
granular material heterogeneous granular structure multi-element granular structure cluster analysis
2008/11/18
Knowledge concerning mechanisms that govern the mixing process of multi-element heterogeneous granular structures is still not sufficient. The description of a mixing process where one of the factors ...
Nutritive Value Assessment of Ensiling or Mixing Acacia and Atriplex Using In Vitro Gas Production Technique
Nutritive value roughages acacia atriplex silage gas production fermentation
2010/11/10
An in vitro gas production technique was used in the current study to evaluate berseem
(Trifolum alexandrinum) hay (Hay), fresh acacia (Acacia saligna, F. Acacia), acacia silage (Acacia S), fresh atr...
THE BEHAVIOURAL REACTION OF WEANERS TO HANGING TOYS: WOODEN BALL AND AROMATIZED WOODEN BALL – WAY TO REDUCE AGGRESSION AFTER MIXING
behaviour weaners aggression
2010/12/6
The behaviour of weaners after mixing housed in pens equipped with hanging wooden ball, aromatized with vanilla fluid hanging wooden ball and without enrichment was evaluated. It was found that both e...
THE COMPARISON OF THE BEHAVIOUR OF WEANERS HOUSED AFTER MIXING IN PEN EQUIPPED WITH A HANGING TOYS: OBJECT FOR BITING AND WOODEN BALL
weaners aggression environmental enrichment
2010/12/3
The behaviour of weaners after mixing housed in pens equipped with hanging fl exible, destructible object for biting, hanging non-destructible wooden ball and without enrichment was evaluated. It was ...
Parametric analysis of the properties of selected mixing feeding wagons
mixing feeding wagons cattle feeding total mixed rations output fuel consumption
2014/2/27
Eight different mixing feeding wagons (MFW) were investigated under identical conditions in preparing total mixed rations (TMR) for three various cattle categories. Investigated were the uniformity of...
Phosphorus extractability in surface soil samples as affected by mixing with subsoil
phosphorus sampling soil horizons sorption isotherms
2010/8/16
Samples taken from the plow layer (Ap horizon)and subsoil (B horizon)of six cultivated soil profiles were analyzed as original samples and as mixtures containing 25% or 50% material from the B horizon...