FACTORS AFFECTING UREA HYDROLYSIS AND AMMONIA VOLATILIZATION IN SOIL

[11] HOFFMANN G., 1961, Zeitschrift fur Pflanzenernahrung, Dungung und Bodenkunde, V95, P55, DOI 10.1002/jpln.19610950107

[12] LAIDLER KJ, 1949, J AM CHEM SOC, V7, P2699

[13] MEYER R. D., 1961, AGRON JOUR, V53, P241

[14] MIDDLETON K. R., 1959, Journal of the Science of Food and Agriculture, V10, P218, DOI 10.1002/jsfa.2740100404

[15] OKUDA A, 1960, NIPPON DOJOHIRYOGAKU, V31, P273

[16] ROMELL LG, 1923, INT I AGR B, V1, P281

[17] VANSLYKE DD, 1914, J BIOL CHEM, V19, P140

[18] VOLK GAYLORD M., 1959, AGRON JOUR, V51, P746

[19] WAHHAB A., 1960, JOUR AGRIC SCI, V55, P47, DOI 10.1017/S0021859600021596

[20] SPECTROPHOTOMETRIC METHOD FOR DETERMINATION OF UREA [J]. ANALYTICAL CHEMISTRY, 1954, 26 (03) : 452 - 453

[11] HOFFMANN G., 1961, Zeitschrift fur Pflanzenernahrung, Dungung und Bodenkunde, V95, P55, DOI 10.1002/jpln.19610950107

[12] LAIDLER KJ, 1949, J AM CHEM SOC, V7, P2699

[13] MEYER R. D., 1961, AGRON JOUR, V53, P241

[14] MIDDLETON K. R., 1959, Journal of the Science of Food and Agriculture, V10, P218, DOI 10.1002/jsfa.2740100404

[15] OKUDA A, 1960, NIPPON DOJOHIRYOGAKU, V31, P273

[16] ROMELL LG, 1923, INT I AGR B, V1, P281

[17] VANSLYKE DD, 1914, J BIOL CHEM, V19, P140

[18] VOLK GAYLORD M., 1959, AGRON JOUR, V51, P746

[19] WAHHAB A., 1960, JOUR AGRIC SCI, V55, P47, DOI 10.1017/S0021859600021596

[20] SPECTROPHOTOMETRIC METHOD FOR DETERMINATION OF UREA [J]. ANALYTICAL CHEMISTRY, 1954, 26 (03) : 452 - 453