Bull. Spec. CORESTA Congress, Jerez de la Frontera, 1992, p. 110, A6, ISSN.0525-6240
Synopsis of four years potash experiments in the tobacco area of P.R. China
Kali und Salz AG, Kassel, Germany
The Popular Republic of China although having the largest area under tobacco is characterized by only medium average yields of 1641 kg per ha compared to other tobacco growing countries of the world. Imbalanced fertilizer use emphazising N and P and...