use of nitrogen fertilizers has contributed much to the remarkable increase in food production that has occurred during the past 50 years. however, environmental and economic challenges due to nitrogen application in agricultural have increased regard to nitrogen use efficiency (nue). studies conducted around the world shows that only half of nitrogen fertilizer inputs is taken up by crops. unf...

the shortage of fresh water and growing competition for clear water makes less water available for agriculture production. the great chalange for the coming decades will be the task of increasing food  production with less water, particularly in countries  with limited water and land resources. therefore, increasing of irrigation efficienciy and decreasing of water losses are important factores...

Modern society’s social, economic and civilized transformation is manifested in various fields of life. The peculiarities the transforming society can be seen critical conditions, which war crisis are especially important. Under these problems management efficiency increasing more more. This research aims to discuss society. article presents one main characteristics – phenomenon anomie. object ...