Počet záznamov: 1
Optimum timing of gibberellin A4/7 sprays to promote cone production in jack pine seedlings
- Optimum timing of gibberellin A4/7 sprays to promote cone production in jack pine seedlings
Ho Rong H.
Hak Oldrich
New Forest. 8, (1994), s. 61-69. graf.
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Počet záznamov: 1