Селскостопанска академия

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Намерени са 32 резултата. Да не би да имахте предвид sprache?
Restocking cut in the birch forest with spruce crops under the canopy
Каталог "Статии" | Списание
Restocking cut in the birch forest with spruce crops under the canopy
(2019)
Aydar др.

CURRENT problems of forest protection in spruce stands under conversation
54724
Каталог "Книги" | Книги
CURRENT problems of forest protection in spruce stands under conversation
(2006)
Wojciech Grodzki

Rhizosphere chemistry and nutrient efficiency of Norway spruce (Picea abies [L. ] Karst. ) and European beech (Fagus sylvatica L. ) and their importance for competition and Phytophthora infection
Д9984
Каталог "Дисертации" | Дисертации
Rhizosphere chemistry and nutrient efficiency of Norway spruce (Picea abies [L. ] Karst. ) and European beech (Fagus sylvatica L. ) and their importance for competition and Phytophthora infection
(2001)
Zhenyu Wang

Winter temperatures and survival of the Green spruce aphid
Пр 1768
Каталог "Книги" | Книги
Winter temperatures and survival of the Green spruce aphid
(1972)
C. Carter

Cone and seed studies in Norway spruce (Picea abies L. Karst)
8
Каталог "Книги"
Cone and seed studies in Norway spruce (Picea abies L. Karst)
(1965)
Enar Andersson

Artificial inoculation with Ips typographys-associated blue-stain fungi can kill healthy Norway spruce trees
Пр 908
Каталог "Книги"
Artificial inoculation with Ips typographys-associated blue-stain fungi can kill healthy Norway spruce trees
(1983)
Richard Horntvedt; et al.

Mass trapping of the spruce bark beetles Ips typographus : Pheromone and trap technology
Пр 908
Каталог "Книги"
Mass trapping of the spruce bark beetles Ips typographus : Pheromone and trap technology
(1983)
Alf Bakke; Torfing Saether; Torstein Kvamme

Gilpinia hercyniae (Hartig) : a pest of spruce
Пр 1768
Каталог "Книги"
Gilpinia hercyniae (Hartig) : a pest of spruce
(1978)
D. Billany

Plant condition and growth. Planting experiments with spruce (Picea abies) L. (Karst) on Calluna heath land
8
Каталог "Книги"
Plant condition and growth. Planting experiments with spruce (Picea abies) L. (Karst) on Calluna heath land
(1970)
Erik Bjorkman

Photoperiodical after-effects of parent plant environment in Norway spruce (Picea abies (L) Karst.) seedlings
Пр 908
Каталог "Книги"
Photoperiodical after-effects of parent plant environment in Norway spruce (Picea abies (L) Karst.) seedlings
(1981)
Asmund Bjornstad

Veneer and plywood yields from eastern spruce
Пр 2000
Каталог "Книги"
Veneer and plywood yields from eastern spruce
(1969)
Allen Brackley; James Shottafer

The great spruce bark beetle. Dendroctonus micans, in North West Europe
8
Каталог "Книги"
The great spruce bark beetle. Dendroctonus micans, in North West Europe
(1966)
J. Brown; D. Bevan

Effect of fertilizer and density pretreatment on spruce seedling survival and growth
Пр 1768
Каталог "Книги"
Effect of fertilizer and density pretreatment on spruce seedling survival and growth
(1968)
T. Bell

Infestation ability of LPS typographus in Norway spruce, in relation to butt rot, tree vitality, and increment
Пр 908
Каталог "Книги"
Infestation ability of LPS typographus in Norway spruce, in relation to butt rot, tree vitality, and increment
(1980)
Erik Huse; Knut Huse

Photosynthesis and respiration in white spruce and balsam fir
Пр 1666
Каталог "Книги"
Photosynthesis and respiration in white spruce and balsam fir
(1961)
John Clark

Adelgids attacking spruce and other conifers
Пр 1768
Каталог "Книги" | Книги
Adelgids attacking spruce and other conifers
(1968)
Joan Davies

Sequential sampling in surveys of overwintering larvae of spruce budworm, Choristoneura fumiferana (Lepidoptera : Tortricidae)
Пр 1609
Каталог "Книги"
Sequential sampling in surveys of overwintering larvae of spruce budworm, Choristoneura fumiferana (Lepidoptera : Tortricidae)
(1988)
J. Dimond; Henry Trial

Anatomical and histological examinations of the union of scion and stock in grafts of scots pine (Pinus silvestris L.) and norway spruce (Picea abies /L./ Karst)
8
Каталог "Книги"
Anatomical and histological examinations of the union of scion and stock in grafts of scots pine (Pinus silvestris L.) and norway spruce (Picea abies /L./ Karst)
(1937)
Ingegerd Dormling

Occurrence of gibberellin-like substances in Norway spruce (Picea abies L. Karst.) and their possible relation to growth and flowering
9
Каталог "Книги"
Occurrence of gibberellin-like substances in Norway spruce (Picea abies L. Karst.) and their possible relation to growth and flowering
(1974)
Arne Dunberg

Effects of some naturally occuring chemicals and extracts of non-host plants on feeding by spruce budworm larvae, Choristoneura fumiferana
Пр 1609
Каталог "Книги"
Effects of some naturally occuring chemicals and extracts of non-host plants on feeding by spruce budworm larvae, Choristoneura fumiferana
(1982)
M. etc.