BOOKS - FOR CHILDREN AND PARENTS - Растения рассказывают
US $5.50
760324
760324
Растения рассказывают
Author: Церлинг В.В.
Year: 1975
Format: DJVU
File size: 10,84 MB
Language: RU
Year: 1975
Format: DJVU
File size: 10,84 MB
Language: RU
A book on plant nutrition, chemical fertilizers and the OP-2-Zerling device, with which schoolchildren can determine what kind of food plants need. For middle and high school age.
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