Isotopic studies of Azolla and nitrogen fertilization of rice /
Kumarasinghe, K. S.
Isotopic studies of Azolla and nitrogen fertilization of rice / e dited by K. S. Kumarasinghe and D. L. Eskew. - Dordrecht : Kluwer Academic Publishers, 1993. - xi, 145 p. : ill. ; 25 cm. - Developments in plant and soil sciences ; 51. .
Rice --Fertiliizers.------
Azolla as fertilisers.--Fertiliizers.------
Nitrogen fertilisers.--Fertiliizers.------
Isotopic studies of Azolla and nitrogen fertilization of rice / e dited by K. S. Kumarasinghe and D. L. Eskew. - Dordrecht : Kluwer Academic Publishers, 1993. - xi, 145 p. : ill. ; 25 cm. - Developments in plant and soil sciences ; 51. .
Rice --Fertiliizers.------
Azolla as fertilisers.--Fertiliizers.------
Nitrogen fertilisers.--Fertiliizers.------