共 50 条
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- [22] COMPARISON OF SOME METHODS OF DETERMINING OF CHEMICAL ACTIVITY OF LIME FERTILIZERS AGROCHIMICA, 1966, 10 (02): : 168 - &
- [23] A comparison of the gravimetric, volumetric, and gas-chromatographic methods for measuring adsorption values RUSSIAN JOURNAL OF PHYSICAL CHEMISTRY, 2000, 74 (09): : 1507 - 1511
- [25] COMPARISON OF METHODS OF DETERMINING STORAGE OF AVAILABLE WATER IN SOIL -(NEGOVELOVS,SF AND GRAVIMETRIC METHODS) SOVIET SOIL SCIENCE-USSR, 1969, (05): : 624 - &
- [26] DIAGRAM OF PHASES OF SYSTEM K-K2O AND POTASSIUM MONOXIDE K2O CANADIAN JOURNAL OF CHEMISTRY, 1970, 48 (13): : 1955 - &
- [29] LIMITS TO THE INCORPORATION OF K2O IN FELDSPATHIC GLASSES BRITISH CERAMIC TRANSACTIONS AND JOURNAL, 1992, 91 (02): : 41 - 44