Msolla, Mshindo Mbette; Semoka, Johnson Mashambo Roland; Singh, Bal Ram (Journal issue, 1994)
Four Zn extractants, EDTA-(NH)CO,, DTPA, HCI and EDTA, were screened for suitability in assessing the available Zn status of rice-growing areas of the Tabora region in Tanzania. Rice response to Zn application was evaluated ...