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Protocol: low cost fast and efficient generation of molecular tools for small RNA analysis
Vector Target mimic miRNA, Cloning Plant Downregulation
2024/1/19
Small RNAs are sequence-dependent negative regulators of gene expression involved in many relevant plant processes such as development, genome stability, or stress response. Functional characterizatio...
Determining the recreational value of forest park by travel cost method and defining its effective factors
Shahid Zare Forest Park travel function economic value consumer surplus
2016/10/14
Considering the importance of recreation and excursions in household’s basket of expenditures on the one hand, and not paying attention to the economic value of recreational function for natural resou...
Production value and cost-effectiveness of pig fattening using liquid feeding or enzyme-supplemented dry mixes containing rye grain
swine barley fattener enzyme yeast xylanase
2016/9/1
The aim of this study was to assess the cost-effectiveness of a fermented liquid feeding and enzyme supplementation of dry fodders containing rye grain for pig fattening. Two experiments were performe...
Energetic cost of rearing a pup seen in soaring metabolic rate of sea otter mom
rearing a pup seen soaring metabolic rate sea otter mom
2016/8/11
The idyllic sight of a sea otter mother nursing a pup while basking in the peaceful waters of Monterey Bay can conceal the true extent of her devotion. Lactation is one of the most demanding physiolog...
Economic evaluation of natural forest park using the travel cost method (case study; Masouleh forest park, north of Iran)
willingness to pay recreational value
2015/5/5
We evaluated recreational and socioeconomic values of Masouleh forest park, north of Iran. Travel Cost
Method (TCM) or Clawson method was used for evaluation. Therefore, 96 questionnaires were distr...
Comparing productivity-cost of roadside processing system and road side chipping system in Western Australia
productivity cost road side chipping road side processing productivity model feller-buncher skidder
2015/4/24
This research compared roadside chipping and road side processing systems. Two sites planted with Eucalyptus globulus were selected to study these harvesting systems. A time and motion study was appli...
Productivity and cost analysis of skidding with Timberjack 450C in forest plantations in Shafaroud watershed, Iran
forest operation wood extraction skidder time study Iran
2015/4/24
We present research results of timber skidding by a Timberjack 450C skidder in the path cutting of pine trees in Shafaroud watershed. Time studies were conducted to quantify the productivity and perat...
Productivity and cost of farm tractor skidding
skidding operation continuous time study regression model forest system efficiency Iranian forest
2015/4/14
In this study, productivity rate and operation cost of farm tractor were evaluated in a mountainous natural forest. Data for the study came from a detailed time study in the Research and Educational F...
Effect of log length on productivity and cost of Timberjack 450C skidder in the Hyrcanian forest in Iran
Hyrcanian forest skidding Timberjack 450C short-log method long-log method
2015/4/14
This paper presents research results on the performance of the Timberjack 450C skidder in timber skidding at two working sites of broadleaved trees in mountainous conditions in the Hyrcanian forest. T...
Evaluating productivity, cost, chip quality and biomass recovery for a mobile chipper in Australian roadside chipping operations
mobile chipper biomass productivity harvest residues energy content Pinus radiata Australia
2015/4/14
The Bruks mobile chipper was tested for chipping extracted non-merchantable stemwood at the roadside in Pine plantation in Victoria. The elemental time study method was used to evaluate the system pro...
Productivity and cost of manual felling with a chainsaw in Caspian forests
chainsaw working efficiency unit cost
2015/3/17
A field production study was conducted for a manual harvesting system using a chainsaw in a Caspian hardwood forest site. A selective cut was performed on a 42-hectare tract with an average slope of 3...
Robust and cost-effective system for measuring and logging of data on soil water content and soil temperature profile
Data-Logger Soil Temperature Soil Water Content Microcontrollers Sensors
2013/3/4
The paper describes the system for measuring and logging of data on soil water content and soil temperature profile. The system was tested in a field and shows great potential for performing continuou...
Computing the cost of the agricultural products: A case study
Agriculture cost computation crops livestock farm expenses
2011/2/22
Agriculture constitutes a specific sector of the Romanian economy. It does not contribute significantly to the increase in the gross domestic product, however, it is expected to fulfil three important...
Computing the cost of the Agricultural products: A case study
Agriculture cost computation crops livestock farm expenses
2011/2/22
Agriculture constitutes a specific sector of the Romanian economy. It does not contribute significantly to the increase in the gross domestic product, however, it is expected to fulfil three important...
Economics of scale and cost efficiency in small scale maize production in Mubi North Local Government in Adamawa State, Nigeria
Economics of scale stochastic frontier cost function
2011/1/12
This study presents economics of scale and cost efficiency of small scale production of maize in Mubi North Local Government in Adamawa state, Nigeria. A multi stage sampling techniques was used to se...