abstract research and development (r&d;) spending plays a major role in innovation, raising productivity and increasing economic growth. the purpose of this paper is to investigate the impact of r&d; spending on growth and total factor productivity (tfp) in iran's agricultural sector. we estimate growth and productivity models using auto-regressive distributed lag (ardl) approach and data over ...

1. In 2005, following a request from Alun Michael, then Minister for Rural Affairs and Local Environmental Quality, the Royal Commission on Environmental Pollution (RCEP) published a report on the assessment of human health risks associated with the use of agricultural pesticides. The report set out concerns of the RCEP regarding the exposure of bystanders and residents to agricultural pesticides.

an investigation of science and technology parks in technology development in different countries show a positive impact on development is technology. factors influencing on the development of technology parks can be considerable help in the creation of parks may be appropriate.the study purpose is identified strategies for improving agricultural technology development in science and technology...

iii FOREWORD This report summarizes the results of a Collaborative Programme of a group of international development agencies – AfDB, FAO, IFAD, IWMI and the World Bank – to review the experience of agricultural water investment in sub-Saharan Africa to date and to identify the conditions for successful investment in sustainable, cost-effective agricultural water development. IWMI and the World...

The rapid development of agricultural economy exacerbates the competition that the agricultural and animal husbandry enterprises compete for high-skilled talents. The contradiction of the agricultural talent supply and demand is increasingly outstanding. The cultivation model of school-enterprise cooperation high-skilled talents can solve this problem effectively. The article can highlight adva...

Irrigation water management is crucial for agricultural production and livelihood security in many regions and countries throughout the world. In this study, a two-stage stochastic fractional programming (TSFP) method is developed for planning an agricultural water resources management system under uncertainty. TSFP can provide an effective linkage between conflicting economic benefits and the ...

Modern agriculture often leads to nonpoint source pollution. From the perspective of a decoupling analysis, this research evaluates the relationship between crop production and agricultural nonpoint source pollution (via fertilizer application), using the Heilongjiang land reclamation area as a case study. As it is the largest commodity grain base and green food base in China, more than 80% of ...