Výsledky vyhľadávania
- Promotion of cone production on field-grown grafts of eastern white pine by gibberellin A4/7 injection
Ho Rong H.
Sault Ste. Marie : Ontario Forest Research Institute , 1996. - iii, 6 s. : 2 tab., 28 cm
xkni - KNIHY
1, z toho voľných 1
kniha
- Promotion of pollen-cone production by heat treatment and naphthalene acetic acid spraying in potted black spruce
Ho Rong H.
Layne Marya H.
Ford Randy D.
Sault Ste. Marie : Ontario Forest Research Institute , 1996. - iii, 12 s. : 6 tab., 28 cm
xkni - KNIHY
1, z toho voľných 1kniha
- A review of tree crown management in conifer orchards
Ho Rong H.
Schooley Hugo O.
The Forestry Chronicle. Vol.71, No.3, (1995), s. 311-316.
xkni - KNIHYkniha
- 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.
xkni - KNIHYkniha
- Gibberellin A4/7 promotes cone production on potted grafts of eastern white pine
Ho Rong H.
Schnekenburger Frank
Tree Physiology. 11. (1992), s. 197-203. tab.
xkni - KNIHYkniha
- A Guide to Pollen- and Seed-Cone Morphology of Black Spruce, White Spruce, Jack Pine and Eastern White Pine for Controlled Pollination. Forest Research Report No. 125.
Ho Rong H.
Sault Ste. Marie : Forestry of Natural Resources, Ontario Forest Research Institute , 1991. - 31 s.: 76 obr.
xkni - KNIHY
1, z toho voľných 1kniha