Разширено търсене
Автор да съдържа R. Downs
37394
Каталог "Книги" | Книги
Environment and the experimental control of plant growth
(1975)
R. Downs; H. Hellmers
Пр 685
Каталог "Книги"
Light and plants. A series of experiments demonstrating light effects on seed germination, plant growth, and plant development
(1966)
R. Downs; H. Piringer; H. Borthwick;
A. Piringer
и др.
Пр 996
Каталог "Книги"
Phytotron procedural manual for controlled-environment research at the Southeastern Plant Environment Laboratories
(1976)
R. Downs; V. Bonaminio