Effective temperature sums and durations of the vegetative period in Fennoscandia (1921-1950) : The effect of climatic factors on the hectare yields of barley, oats and spring wheat in Finland in 1972-77
Effective temperature sums and durations of the vegetative period in Fennoscandia (1921-1950) : The effect of climatic factors on the hectare yields of barley, oats and spring wheat in Finland in 1972-77
Effective temperature sums and durations of the vegetative period in Fennoscandia (1921-1950) : The effect of climatic factors on the hectare yields of barley, oats and spring wheat in Finland in 1972-77
Effective temperature sums and durations of the vegetative period in Fennoscandia (1921-1950) : The effect of climatic factors on the hectare yields of barley, oats and spring wheat in Finland in 1972-77