The distribution of nitrogen and chloride in the soil profile for 1
year was studied. NH4-N in N fertilizer was absorbed in the surface
soil and remained within a depth 10 cm. NO3, nitrified nitrogen, ...
The "U.S. Agricultural Trade with the Developed Pacific Rim,
1968-90" dataset contains data on U.S. agricultural exports to
and imports from the seven developed Pacific Rim countries of
Japan, Taiwan, ...
Precipitation, pH, SO4 and CL from rainfall were collected during one
month. They were measured by the English standard deposit gauge at
10-odd points in Kagoshima City since 1987. Measurments were ...