Intensive farming is a primary cause of increased sediment and associated nitrogen (N) phosphorus (P) loads in surface water systems. Determining their contributing sources, pathways present major challenges the high-intensity agricultural catchments. Herein, we quantify sources magnitude total N P from different using novel application compound-specific stable isotope (CSSI) fallout radionucli...

abstract protection policies in the agricultural sector is an inevitable necessity, its accomplish effects individuals welfare and economic sectors. protection policies account for a major economic strategy in agricultural sectors of developing and developed countries. applying ardl, the study investigates effects of protection policy in agricultural sector on total factor productivity of this ...

the benefits of information and communication technologies (icts) for agricultural extension purposes and activities are obvious. the main objective of this article is to identify encouraging and discouraging factors in application of icts in agricultural extension in isfahan province of iran. this study investigated areas of icts application by extension workers (ews), too. the research design...

Energy plays a significant role in today's developing societies. The role of energy demands to make decisions and policy with regard to its production, distribution, and supply. The vital importance of energy, especially fossil fuels, is a factor affecting agricultural production. This factor has a great influence on the production of agricultural products in Iran. The forecast of the con...

The study focuses on examining how the total factor productivity (TFP) of China’s agriculture-related enterprises is affected by reform “County Administrated Province” (CAP). Using panel data from 1998 to 2013, with a sample size 292, 423 enterprises, investigates influence CAP TFP. findings reveal significant dampening effect TFP enterprises. These results are further supported series robustne...

The main purpose of this study was to investigate the major barriers to application of Good Agricultural Practices (GAPs) technologies in sustainability of livestock by ranchers of Meshkinshahr. A sample of 120 farmers was selected by using proportional random sampling method. Data were collected by means of a questionnaire. Validity of questionnaire was determined through Agricultural Jihad ex...

Riparian buffer zones are the only measure which has been used extensively in Sweden to reduce phosphorus losses from agricultural land. This paper describes how the FyrisSKZ web tool can be used to evaluate allocation scenarios using data from the Svärta River, an agricultural catchment located in central Sweden. Three scenarios are evaluated: a baseline, a uniform 6-m-wide buffer zone in each...

Indonesia has been recognized as a country with significant potential in agriculture, not only to be self-sufficient in terms of food, but also to be the “food basket” for the world. However, given limited and competing use of resources, raising agricultural productivity is of paramount importance. To date, most of the existing work on Indonesia’s agricultural sector is at the national level. C...

the support of agricultural sector is adopted in various countries of the globe through different means and mostly with the aims such as increasing farmers incomes, protecting domestic products, ending dependence (on foreign goods), augmenting employment and reducing poverty. this paper tries to survey the support policies in agricultural sector in different countries as far as their components...

Twenty-three stream sites representing a range of forested, agricultural, and urban land uses were sampled in the South Platte River Basin of Colorado from July through September 2002 to characterize water quality during drought conditions. With a few exceptions, dissolved ammonia, Kjeldahl nitrogen, total phosphorus, and dissolved orthophosphate concentrations were similar to seasonal historic...