Rice production is affected by changing climate conditions and has the dual role of contributing to global warming through emissions of the greenhouse gas methane.
Mathematical models are being increasingly used to estimate the concentrations of a wide range of substances in the environment for a variety of reasons, including government control and legislation, and risk and hazard estimation.
Traditional reliance on chemical analysis to understand the direction and extent of treatment in a bioremediation process has been found to be inadequate.
This volume contains a selection of papers presented at the Rothamsted Millennium Conference "e;Interactions in the Root Environment - an Integrated Approach"e;.
"e;Field screening"e; indicates field analytical tools, and (quick) methods and strategies for on-site or in-situ environmental analysis and assessment of contamination.
Coastal Conservation and Management provides the reader with a synthesis of the range and variation of the main coastal formations and includes practical guidance on their management.
This volume contains selected contributions from geoENV III - the Third European Conference on Geostatistics for Environmental Sciences, held in Avignon, France in November 2000.
Parasitic weeds of the families Cuscutaceae, Orobanchaceae and Scrophulariaceae are considered to be among the major problems facing agriculture in the Tropics and Subtropics.
Soil science in the Netherlands puts strong emphasis on the relationship between parent material and soil formation, and between physiographic conditions and land use.
During the past few years there has been a marked increase in the use of advanced chemical methods in studies of soil and clay mineral systems, but only a relatively small number of soil and clay scientists have become intimately associ- ated and acquainted with these new techniques.
The agricultural value of sewage sludges is well known and a lot of published data has demonstrated the positive effects of sludge appli- cations on plant growth and yield.
The present investigation was carried out in the period 1977-1981 at the Department of Soil Science and Plant Nutrition of the Agricultural University Wageningen, Netherlands.
The Symposium was organized by the Hungarian Ministry of Agriculture and the Central Research Institute for Chemistry of the Hungarian Academy of Sciences.
It is an established fact that we must continually increase and improve agricultural production if we are to meet even the minimum requirements of a growing popu- lation for food, shelter, and fuel.
As for the preceding four International Symposia on Nitrogen Fixation, held in Pullman, Washington USA (1974); Salamanca, Spain (1976); Madison, Wisconsin, USA (1978); and Canberra, Australia (1980), the 5th Symposium held from August 28 - September 3, 1983 in Noordwijkerhout, The Netherlands, received the gene- rous support of the Charles F.
The success of shifting cultivation systems developed by subsistence farmers testifies to the resilience of the "e;natural"e; soil-plant ecosystems to recover from the offtake of nutrients in crops and loss of soil struc- ture.
The fifth meeting of scientists working with Frankia and actinorhizal plants was held at Montmorency Forest of Laval University in Quebec from August 6-8, 1984.
The mission of the International Fertilizer Development Center is to increase food production through the improvement of fertilizers and fertilizer practices for the developing countries with special emphasis on tropical and subtropical agriculture.
This volume presents the proceedings of the Second International Sym- posium on Genetic Aspects ofPlant Minerai Nutrition, held in Madison, Wisconsin in 1985.
The steadily increasing cost of nitrogen fertilizer has resulted in more emphasis on basic and applied studies to improve nitrogen use efficiency in lowland rice.
The 22nd International Dairy Congress was the first to offer to participants the opportunity to present their work in the form of a poster, the object being to include more con- tributions in the programme than there was time available for oral presentations.
On the occasion of its twenty-fifth anniversary, in 1985, the Netherlands Society for Grassland and Fodder Crops (NVWV) agreed to organize an International Symposium on a topic related to intensive grass and fodder production systems.
