Potassium requirements of crops.
Contributors: International Potash Institute.
Series: IPI research topics -- no. 7.
Publisher: International Potash Institute
Published: 1980
Place of publication: Worblaufen-Bern
Language: eng
Number of pages: 122
Subjects: Potassium -- Research -- Congresses.
Notes: "Extracted from : Proc. 11th Congr. Int. Potash Inst., p. 225-342[1978])."

Includes bibliographies.