Báo cáo lâm nghiệp: "Micrografting of mature stone pine (Pinus pinea L ) trees" pps

... micrograft development: (a) one week old micrograft, (b) intermediate callus of a two weeks old micrograft, (c) three weeks old developed bud, (d) five months old grafted plantlet. 843 Ann. For. ... Sci. 61 (200 4) 843–845 © INRA, EDP Sciences, 2005 DOI: 10.1051/forest:2004081 Note Micrografting of mature stone pine (Pinus pinea L. ) trees Millán CORTIZO a , Pablo ALON...

Ngày tải lên: 08/08/2014, 01:22

... Mutke S., Gil L. , La producción de piña de Pinus pinea L. en los montes públicos de la provincia de Valladolid. in: Primer Simposio del Pino Piñonero (Pinus pinea L. ) (II) Valladolid, 2000, pp. ... J.A., Seasonal development of female strobilus of stone pine (Pinus pinea L. ), Ann. Sci. For. 46 (198 9) 51–53. [2] Alía R., Gómez A., Agúndez M.D., Bueno M.A...

Ngày tải lên: 08/08/2014, 01:21

... than variability of the length of a leafstalk. e least variation at the endogenous level is typical of the leaf coefficient, number of pairs of lateral veins and D/A. Intrapopulation variation Sufficiently ... numbers of flowering plants L. , 1969. Lenin- grad, Nauka: 371. FÉR F., ŠEDIVÝ Z., 1963. Přirození kříženci olše lepkavé (Al- nus glutinosa (L. ) Gaertn .) a olše šed...

Ngày tải lên: 07/08/2014, 03:22

... between HKK). All the analyzed stands exhibi- ted an intolerably high occurrence of tangles – always smallest in healthy trees and showing a 100% presence in snags. All snags and nearly all injured ... size of the aboveground part. It was calculated as the ratio of the cross-sectional areas of all horizontal skeletal (HKK) and anchor roots (anchors) at the place of measurement...

Ngày tải lên: 07/08/2014, 03:22

... ( +)- 3-carene:terpinolene ( +)- α-pinene: ( -)- β-pinene: ( +)- 3-carene:terpinolene ( +)- α-pinene: ( -)- β-pinene: ( +)- 3-carene:terpinolene ( +)- α-pinene: ( -)- β-pinene: ( +)- 3-carene:terpinolene ( +)- α-pinene: ( -)- β-pinene: ( +)- 3-carene:terpinolene ( +)- α-pinene: ... ( -)- β-pinene: ( +)- 3-carene:terpinolene ( +)- α-pinene: ( -)- β-pinene: (...

Ngày tải lên: 07/08/2014, 16:20

... Republic. The research included the wood of Norway spruce (Picea abies (L. ) Karst .), Scots pine (Pinus sylvestris L. ) and European larch (Larix decidua Mill .). The juvenile wood density close ... abies [L. ] Karst .), Scots pine (Pinus sylvestris L. ) and European larch (Larix decidua Mill .). MATERIAL AND METHODS  e material for the sample prepara...

Ngày tải lên: 07/08/2014, 10:21

... the sum of horizontal angles (HAS4 5) and the sum of sine of elevation angles (SEAS4 5) (Tab. I). We developed the SEAS45 index as an elevation angle analog to Lin’s [32] horizontal angle sum. To ... ) calculated across all species (SS res,reduced ). We also compared distin- guishing among all species (SS res, full , Eq. ( 4)) with only considering hardwood/softwood or sha...

Ngày tải lên: 07/08/2014, 16:21

... (Sistema Central), West Andalusia (Andalucía Occidental) and Catalonia (Cataluña). This will allow us to analyse the inter-regional variability in dominant height growth patterns for Pinus pinea stands, ... in boreal forests of Abatibi, Quebec, Can. J. For. Res. 26 (199 6) 2170–2179. [5] Cañadas N., Pinus pinea L. en el Sistema Central (Valles del Tiétar y del Alberche): desarrollo...

Ngày tải lên: 08/08/2014, 01:21

... limit insect colonization of stone pine cones (Dormont, 199 3). Similar phenological relationships be- tween seed cone development and action of mortality factors, especially ... unit. ACKNOWLEDGMENTS We thank E De Guillebon, National Park of Vanoise, A Collas, National Forestry Office of Savoie, D Rougon, University of Orléans, JP Raimbault, I...

Ngày tải lên: 08/08/2014, 18:21

... Esperienze sull’innesto all’aperto del pino domestico (Pinus pinea L. ). Firenze, pp. 20 Owens J.N. & Molder M. (198 4) The re- productive cycle of Lodgepole pine. Information Service ... separates the female gametophyte into many small cells. In April, the archegonia appear at the nucellar end of the gametophyte, with the egg cell we...

Ngày tải lên: 09/08/2014, 04:20