Haku
Viitteet 1-3 / 3
The dependence of yield increases obtained with phosphorus and potassium fertilization on soil test values and soil pH
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1980)
Effects of soil temperature on nutrient take-up, growth, and yield in the strawberry
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1980)
Lime and bark ash for red clover
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1988)