Ensuring safe food for a growing population is a challenge for agriculture.The current systems of intensive agriculture are based on important allocations of factors of production per unit area, like chemical fertilizers and pesticides, allocated in order to stimulate production.In doing so, food security is ensured, by obtaining high yields per he

The present study investigates the influence of hygrothermal ageing on the tribological behaviour of polytetrafluoroethylene (PTFE) polymer composites.Three PTFE composites along with unfilled PTFE were tested in sliding contact against Inconel 625 (a Ni-based alloy) plates in both dry and water-lubricated conditions, utilising a unidirectional pin

The collapse of socialism as a consequence of primarily economic inefficiency has raised in front of the post socialist countries the dilemma of choice (what a miracle) the path to capitalism.On this reversible, historical process, the leading Western countries have had a ready answer - Missouri Star Souvenir Fabric the Washington Consensus.The str

The test basis is provided for the development of high performance concrete of metakaolin through studying the performance of metakaolin in high performance concrete, which is to meet the demand of high performance concrete in modern industry.The experiment shows that the incorporation of metakaolin has a great influence on Paleo Supplements the st