Etholen, K. The effect of felling time on the sprouting of betula pubescens and Populus tremula in the seeding stands in Northern Finland. Helsinki: 1974 16 p. : ill.
Etholen, K. The effect of felling time on the sprouting of betula pubescens and Populus tremula in the seeding stands in Northern Finland. Helsinki: 1974 16 p. : ill.
Etholen, K. (1974) The effect of felling time on the sprouting of betula pubescens and Populus tremula in the seeding stands in Northern Finland, Helsinki: 16 p. : ill.
Etholen, K. (1974). The effect of felling time on the sprouting of betula pubescens and Populus tremula in the seeding stands in Northern Finland. Helsinki: 16 p. : ill.
Etholen K. The effect of felling time on the sprouting of betula pubescens and Populus tremula in the seeding stands in Northern Finland. Helsinki: 1974. p. 16 p. : ill.
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