搜索结果: 1-15 共查到“农学 problems”相关记录43条 . 查询时间(0.076 秒)
A SOUND APPROACH FOR RESOLVING THE FOREST PROPERTY PROBLEMS WITH DIGITAL PHOTOGRAMETRIC METHOD
Forestry Photogrammetry Image Digita Method
2015/7/29
The Turkey’s general cadastre works have not been completed as yet. Even some of the areas where cadastre has been finalised,
forest properties are still under social pressure and as such these area...
Early Mycoplasma hyopneumoniae infections in European suckling pigs in herds with respiratory problems: detection rate and risk factors
Mycoplasma hyopneumoniae detection rate risk factors
2015/4/7
The present study aimed at estimating the detection rate of M. hyopneumoniae in 3-week-old pigs in different European countries and to identify possible risk factors. Nasal swabs from suckling pigs in...
Timber harvesting in the ukrainian carpathians: Ecological problems and methods to solve them
crawler and wheeled skidders damage to ground surface rut formation undergrowth damage
2015/3/19
The paper contains results of comparative investigations of crawler and wheeled skidders regarding their effect on soil surface, undergrowth and rut formation during mountain timber harvesting. It was...
Problems of the statistical evidence of feedbacks between forest herb phytocoenoses and soil acidity at pollution load
substitute stands phytocoenosis bioindication trophic series soil acidity
2015/2/2
Emissions and ecological factors are evident in changes of dynamics of global forest ecosystems. Specific develop-ment takes place in these substitute stands on contaminated and devastated plots. The ...
The Problems of Rural Reindustrialization: A Case Study of Monroe, Massachusetts
Rural Industrialization Monroe Massachusetts
2014/12/10
Owing to the departure of the mill industry from rural New England, many small towns have suffered erosion of their economic base. These towns and villages face a declining population, vacant mills, a...
The Problems of Rural Reindustrialization: A Case Study of Monroe, Massachusetts
The countryside Cities and towns The economic base Villages Population decline Labour
2014/12/1
Owing to the departure of the mill industry from rural New England, many small towns have suffered erosion of their economic base. These towns and villages face a declining population, vacant mills, a...
Subfertility Problems Leading to Disposal of Breeding Bulls
Bull Disposal Subfertility Semen Quality Semen Freezability Prediction Equation
2016/5/11
Subfertility problems are encountered frequently in the cattle and buffalo bulls commercially maintained for semen production in dairy farms and under field conditions for natural insemination. Report...
Shiyang River ecosystem problems and countermeasures
Degradation of Ecological Environment Water Resource
2013/2/28
With the increase of population and the development of social economy, contradiction between water supply and demand of Shiyang River Basin become more outstanding. Unreasonable exploitation and utili...
Present problems of water management and agrarian reforms in uzbekistan
Uzbekistan Agriculture Water Management Agrarian Reforms
2013/2/28
The agriculture of Uzbekistan always played the important role in economy and in social life of the country. In spite of the fact that new branches of production have been created in the last years, a...
Smallholder dairy production in Southern Vietnam: Production, management and milk quality problems
Milk quality questionnaire smallholder dairy farms milk somatic cell count
2011/1/12
The aim of this study was to investigate the prerequisites for dairy production at smallholder farms in Southern Vietnam and to identify the strengths and weaknesses in management at farm level. Data ...
Cereals production in Nigeria: Problems, constraints and opportunities for betterment
Nigeria cereals production problems
2011/1/11
Nigeria agriculture is characterized by small holdings, low capitalization and low yield per unit of land. Cereal crops are the major dietary energy supplier all over the world and particularly in Nig...
A research on the structure and problems of agrochemical markets in Isparta province
Agrochemical markets Turkey structure
2011/1/11
In recent days, healthy and reliable food has become one of the most important issues. Therefore, social-economic situation and status of agrochemical firms which are important information sources for...
PROBLEMS OF MANAGEMENT PROCESSES OF MODERNIZATION OF DOMESTIC FARM EQUIPMENT IN A VIEW OF AVAILABLE FINANCIAL SOURCES
farms modernization technical equipment
2010/12/9
In the paper analysis of technical equipment modernization process of selected farms in Kujawy & Pomorze Province was made with questionnaire method. Not sufficient investment funds cause that farmers...
Monitoring and inspection problems of GM crops situated potentially close to organic and beekeeping farms
inspections monitoring GM crops
2010/1/19
Precise information is essential to carry out qualitative inspections and monitoring
that would help prevent the presence of the undesirable admixture of a GMO in organic and
apicultural products....
Wetland management in Turkey: Problems, achievements and perspectives
Wetlands wetland management Turkey
2010/9/13
Due to the extremely variable topography and diverse climate, Turkey has a great biodiversity in the term of flora and fauna. One of the main features that compose the rich biodiversity in Turkey is w...