APA

George E S, Nair N U & Punnoose K I.Potassium and sodium fractions in rubber growing soil continuously manured with different combinations of K and Na and its relationship with yield. : Proceedings of the Indian Society of Soil Science: 75th Annual Convention of the Indian Society of Soil Science, 14-17 November 2010, Indian Institute of Soil Science, Bhopal, India.

Chicago

George E S, Nair N U and Punnoose K I.Potassium and sodium fractions in rubber growing soil continuously manured with different combinations of K and Na and its relationship with yield. : Proceedings of the Indian Society of Soil Science: 75th Annual Convention of the Indian Society of Soil Science, 14-17 November 2010, Indian Institute of Soil Science, Bhopal, India.

Harvard

George E S, Nair N U and Punnoose K I.Potassium and sodium fractions in rubber growing soil continuously manured with different combinations of K and Na and its relationship with yield. : Proceedings of the Indian Society of Soil Science: 75th Annual Convention of the Indian Society of Soil Science, 14-17 November 2010, Indian Institute of Soil Science, Bhopal, India.

MLA

George E S, Nair N U and Punnoose K I.: Proceedings of the Indian Society of Soil Science: 75th Annual Convention of the Indian Society of Soil Science, 14-17 November 2010, Indian Institute of Soil Science, Bhopal, India. .