نتایج جستجو برای: soil bulkdensity
تعداد نتایج: 180737 فیلتر نتایج به سال:
1Soil Science Department, Faculty of Sciences, University of A Coruña (UDC), 15008 A Coruña, Spain 2Center for Soils and Environmental Resources, Agronomic Institute of Campinas (IAC), Avenida Barão de Itapura 1481, 13022902 Campinas, SP, Brazil 3Applied Mathematics Department, Polytechnical University of Madrid, Ciudad Universitaria, s/n, 28040 Madrid, Spain 4CEIGRAM, Polytechnical University ...
Introduction Conclusions References
Estimation of Regional Carbon Storage Potential in Mangrove Soils on Carmen Island, Campeche, Mexico
The effect of policy measures on agriculture and water quality with respect to nitrogen have been monitored on farms in the sandy regions since the early 1990s. Nitrogen surplus on dairy farms decreased by 100 kg/ha (30%) in the 1991-1999 period due to demonstration projects and the implementation of MINAS, limiting farm gate balance surplus. Nitrogen surplus on arable farms has slightly decrea...
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