Sökt på: a system of geology
Vi gjorde istället en sökning på titeln a system of geology vilket gav totalt 7 träffar
Belowground Responses to Rising Atmospheric CO2: Implications for Plants, Soil Biota, and Ecosystem Processes
As atmospheric CO2 increases there will almost certainly be alterations in soil carbon fluxes. It is likely that such alterations will be accompanied by changes in the …
Management of Biological Nitrogen Fixation for the Development of More Productive and Sustainable Agricultural Systems
Table 1. Global allocation of arable land between different com modities Globally, cereal cropping dominates cultivated land Commodities' Proportion of land area use (around 50% …
Methane Emissions from Major Rice Ecosystems in Asia
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. Climate change …
Nitrogen Fluxes in Intensive Grassland Systems
Nitrogen Turnover in the Soil-crop System
Proceedings of a workshop held at the Institute for Soil Fertility Research, Haren, the Netherlands, June 1990, the purpose of which was to compare various simulation models of …
Nutrient Uptake and Cycling in Forest Ecosystems
From the research results and discussions presented in this book it becomes clear that a profound understanding of the various interrelationships of the nutritional aspects …
Resource Management in Rice Systems: Nutrients
Rice is the major staple food in Asia, and food security means rice security for most Asians. By the year 2025, we need to produce about 60% more rice than we do today to meet …