- Author:
GY. Varallyay
Total Page Count: 8
Page Number: 681 to 688
Research Institute for Soil Science and Agricultural Chemistry (RISSAC) of the Hungarian Academy of Sciences, Herman Otto ut 15. Budapest, H-1022 Hungary.
* Guest lecture delivered on 26th November 1999 during the 64th Annual Convention of Indian Society of Soil Science held at the Tamil NOOu Agricultural University, Coimbatore.