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Determination of the pH-value in acidic soil by means of the ethyl red spectrophotometric method
Qiu Xing-chu, Zhang Yu-sheng, Zhu Ying-quanVolume:
316
Year:
1983
Language:
english
Pages:
2
DOI:
10.1007/bf00488434
File:
PDF, 152 KB
english, 1983