Results of paddy soil testing in Yongnam Korea [R.] area
1984
Kim, J.K. | Jung, Y.T. (Office of Rural Development, Milyang (Korea R.). Yongnam Crop Experiment Station) | Han, W.S. (Office of Rural Development, Suwon (Korea R.). Statistical Analysis Div.) | Park, N.K. | Jeon, B.H. | Lee, K.S. (Korea R.)
Soil samples were analysed to improve the fertility of paddy soils in Yongnam district during the years from '81 to '82. It was found that available P2 O5 (113 ppm) and extractable potassium (0.25me/100g) slightly increased compared to values observed during years from '64 to '69 while the contents of O.M., extractable Ca and Mg etc slightly decreased, and the values of pH, C.E.C. and Av. SiO2 etc. were more or less unchanged
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This bibliographic record has been provided by Southeast Asian Regional Center for Graduate Study and Research in Agriculture