Potassium fertilisation of starch potato on peaty clay soils (with a summary) :
Boskma, K., Van der Heij, D.
Potassium fertilisation of starch potato on peaty clay soils (with a summary) : - Wageningen 1964 - 34 p. - No. 644; Netherlands Verslagen .
633.491-1.435.4:631.83
Potassium fertilisation of starch potato on peaty clay soils (with a summary) : - Wageningen 1964 - 34 p. - No. 644; Netherlands Verslagen .
633.491-1.435.4:631.83