Displaying 1151 - 1225 out of 267543 Object(s)

Author(s) Year Article/Chapter Title Book/Journal
Lutzoni, F. M., Brodo, I. M. 1995 A generic redelimitation of the Ionaspis-Hymenelia complexs (lichenized Ascomycotina).   View Details Systematic Botany
Kudoh, H., Ehighman, D. F. 2001 A genetic analysis of hydrologically dispersed seeds of Hibiscus moscheutos (Malvaceae).   View Details American Journal of Botany; official publication of the Botanical Society of America
Allphin, L., Windham, Michael D., Harper, Kimball T. 1995 A genetic evaluation of three potential races of the rare Kachina daisy [Erigeron kachinensis].   View Details General technical report P N W, United States Forest Service
Allphin, L., Windham, Michael D., Harper, Kimball T. 1996 A genetic evaluation of three potential races of the rare Kachina daisy [Erigeron kachinensis, Asteraceae].   View Details General technical report P N W, United States Forest Service
Kuhl, J. C., Havey, M. J., Hanneman, R. E. 2002 A genetic study of unilateral incompatibility between diploid (1EBN) Mexican species Solanum pinnatisectum and S. cardiophyllum subsp. cardiophyllum.   View Details Sexual plant reproduction
Madeira, Paul T., Jacono, C. C., Tipping, P., Van, T. K., Center, T. D. 2003 A genetic survey of Salvinia minima in southern United States.   View Details Aquatic Botany; an international scientific journal dealing with applied and fundamental research on submerged, floating and emergent plants in marine and freshwater ecosystems
Schulman, Leif 2003 A geo-ecologically specialised new species of Adelobotrys (Melastomataceae: Merianieae) from Peruvian Amazonia.   View Details Kew Bulletin
Francis, J. K., Knowles, O. H. 2001 Age of A2 horizon charcoal and forest structure near Porto Trombetas, Pará, Brazil.   View Details Biotropica
Bender, M. H., Baskin, J. M., Baskin, Carol C. 2000 Age of maturity and life span in herbaceous, polycarpic perennials.   View Details Botanical Review, interpreting botanical progress
Koster, B., Scott, J., Wong, B., Malloch, D., Straus, N. 2003 A geographically diverse set of isolates indicates two phylogenetic lineages within Stachybotrys chartarum.   View Details Canadian Journal of Botany
Widrlechner, M. P., Iles, J. K. 2002 A geographic assessment of the risk of naturalization of non-native woody plants in Iowa.   View Details Journal of environmental horticulture
Hinchman, V. H., Birkeland, K. W. 1995 Age prediction based on stem size for riparian cottonwood stands.   View Details Southwestern Naturalist. Dallas, TX
Turner, Billie L. 1996 Ageratina bobjansenii (Asteraceae: Eupatorieae), a new species from Durango, Mexico.   View Details Phytologia
Turner, Billie L. 1990 Ageratina moorei (Asteraceae: Eupatorieae), a new species from the state of México.   View Details Phytologia
Kilian, N., Smalla, B. 2001 Ageratum salvanaturae (Eupatorieae, Compositae), a new species from the National Park El Imposible, Ahuachapán, El Salvador.   View Details Willdenowia. Mitteilungen aus dem Botanischen Garten und Museum Berlin-Dahlem
Lei, S. A. 1999 Age, size and water status of Acacia gregii influencing the infection and reproductive success of Phoradendron californicum.   View Details American Midland Naturalist
Roach, D. A. 2003 Age-specific demography in Plantago: Variation among cohorts in a natural plant production.   View Details Ecology
Antos, J. A., Parish, R., Conley, K. 2000 Age structure and growth of the tree-seedling bank in subalpine spruce-fir forests of south-central British Columbia.   View Details American Midland Naturalist
Lieffers, V. J., Stadt, K. J., Navratil, S. 1996 Age structure and growth of understory white spruce under aspen.   View Details Canadian journal of forest research
Pederson, N. A., Jones, R. H., Sharitz, R. R. 1997 Age structure and possible origins of old Pinus taeda stands in a floodplain forest.   View Details Journal of the Torrey Botanical Society
Harrod, J. C., White, R. D. 1999 Age structure and radial growth in xeric pine-oak forests in western Great Smoky Mountains National Park.   View Details Journal of the Torrey Botanical Society
Camp, A. E. 1999 Age structure and species composition changes resulting from altered disturbance regimes on the eastern slopes of the Cascades Range, Washington.   View Details Journal of sustainable forestry
Taljapurkar, S. 1990 Age structure, environmental fluctuations, and hermaphroditic sex allocation.   View Details Heredity
Engelmark, O., Bergeron, Y., Flannigan, M. D. 2000 Age structure of eastern white pine, Pinus strobus L., at its northern distribution limit in Québec.   View Details Canadian field-naturalist
Daniels, L. D., Marshall, P. L., Carter, R. E., Klinka, K. 1995 Age structure of Thuja plicata in the tree layer of old-growth stands near Vancouver, British Columbia.   View Details Northwest Science
Fordyce, J. A. 2003 Aggregative feeding of pipevine swallowtail larvae enhances hostplant suitability.   View Details Oecologia
Doell, J. 1998 Aggressive lichens, or goodbye Cladonia.   View Details Bulletin of the California Lichen Society
Windham, L., Breden, T. 2000 A GIS-based threat analysis of Helonias bullata populations within Big Timber Creek watershed, New Jersey.   View Details Bartonia; a Botanical Annual. Proceedings of the Philadelphia Botanical Club
Iverson, L. R., Dale, M. E., Scott, C. T., Prasad, A. 1997 A GIS-derived integrated moisture index to predict forest composition and productivity of Ohio forests (U.S.A.).   View Details Landscape ecology
Aponte, Nilda E., Ballantine, David L. 1995 Aglaothamnion flexibile sp. nov. and Seirospora viridis sp. nov. (Ceramiaceae, Rhodophyta) from Puerto Rico.   View Details Phycologia
Aponte, Nilda E., Ballantine, David L., Norris, J. N. 1997 Aglaothamnion halliae comb. nov. and A. collinsii sp. nov. (Ceramiales, Rhodophyta): Resolution of nomenclatural and taxonomic confusion.   View Details Journal of phycology
Jackson, R. B., Canadell, J., Ehleringer, J. R., Mooney, Harold A., Sala, O. E., Schulze, E. D. 1996 A global analysis of root distributions for terrestrial biomes.   View Details Oecologia
Carmen Sabatini, M., Rodríguez Iglesias, R. M. 2001 A global context for the evolution and current status of protected areas in Argentina.   View Details Natural Areas Journal
Francis, A. P., Currie, D. J. 2003 A globally consistent richness-climate relationship for angiosperms.   View Details The American Naturalist
DellaSala, D. A., Reid, S. B., Frest, T. J., Strittholt, J. R., Olson, D. M. 1999 A global perspective on the biodiversity of the Klamath-Siskiyou Ecoregion.   View Details Natural Areas Journal
Wolseley, P. A. 1995 A global perspective on the status of lichens and their conservation.   View Details Mitteilungen der Eidgenössischen Forschungsanstalt für Wald, Schnee und Landschaft
Whitesell, S., Lilieholm, R. J., Sharik, T. L. 2002 A global survey of tropical biological field stations.   View Details BioScience
Darók, J. 2001 A glossary of plant cuticle terminology in Rubiaceae.   View Details Acta Botanica Hungarica. Budapest
Williams, G. L., Fensome, R. A., Miller, M. A., Sarjeant, W. A. S. 2000 A glossary of the terminology applied to dinoflagellates, acritarchs and prainophytes, with emphasis on fossils. Ed. 3.   View Details Contributions Series, American Association of Stratigraphic Palynologists. Various places
Luceño, M., Mendes, A. P., Vanzela, A. L. L., Alves, Marccus 1998 Agmatoploidy and symploidy in Rhynchospora cephalotes (L.) Vahl (Cyperaceae).   View Details Cytologia; international journal of cytology
Schmid, R. 2001 Agnes Arber, née Robertson (1879-1960): Fragments of her life, including her place in biology and in women's studies.   View Details Annals of Botany
Persson, C. 2003 Agouticarpa, a new neotropical genus of Tribe Gardenieae (Rubiaceae).   View Details Brittonia: a journal of systematic botany
Meisel, J., Trushenski, N., Weiher, E. 2002 A gradient analysis of oak savanna community composition in western Wisconsin.   View Details Journal of the Torrey Botanical Society
Guerra, Miguel P., Nodari, Rubens O., Reis, M. D., Schmidt, W. 1998 Agriculture, biodiversity and "appropriate biotechnologies" in Brazil.   View Details Ciencia e cultura; orgao da sociedad e brasileira par o progresso da ciencia
Firbank, L. G., Forcella, F. 2000 Agriculture: Genetically modified crops and farmland biodiversity.   View Details Science
Matson, P. A., Parton, W. J., Power, A. G., Swift, M. J. 1997 Agriculture intensification and ecosystem properties.   View Details Science
Bélanger, L., Grenier, M. 2002 Agriculture intensification and forest fragmentation in the St. Lawrence valley, Québec, Canada.   View Details Landscape ecology
Jenkins, C. 1993 Agriculture--the villain or the salvation of wildlife?   View Details Occasional paper, Provincial Museum of Alberta. Natural history
Fehmi, J. S., Bartolome, J. W. 2001 A grid-based method for sampling and analysing spatially ambiguous plants.   View Details Journal of vegetation science
Mahler, William F. 1989 Agrimonia incisa (Rosaceae) new to Texas.   View Details Sida; Contributions to Botany
Wessel, M. V., Thieret, J. W. 2000 Agrimonia (Rosaceae) in Kentucky with notes on the genus.   View Details Journal of the Kentucky Academy of Science
Valenzuela, H. R., Defrank, J. 1995 Agroecology of tropical underground crops for small-scale agriculture.   View Details Critical reviews in plant sciences
Hermanutz, L. A., Weaver, S. E. 1996 Agroecotypes or phenotypic plasticity? Comparison of agrestal and ruderal populations of the weed Solanum ptycanthum.   View Details Oecologia
Pasquis, R. 1998 Agroforesterie et développement durable en Amazonie.   View Details Bois et forêts des tropiques
Bannister, M. E., Nair, P. K. R. 2003 Agroforestry adoption in Haiti: The important of household and farm characteristics.   View Details Agroforestry Systems
Lilieholm, R. J. 1995 Agroforestry and sustainable systems in the Intermountain region.   View Details General technical report P N W, United States Forest Service
Anderson, S. 1995 Agroforestry and sustainable systems in the southern Great Plains.   View Details General technical report P N W, United States Forest Service
Cullen, L., Schmink, M., Pádua, C. V., Morato, M. I. R. 2001 Agroforestry benefit zones: A tool for conservation and management of Atlantic forest fragments, São Paulo, Brazil.   View Details Natural Areas Journal
Schoeneberger, M., Dix, M. E., Dosskey, M. 1995 Agroforestry-enhanced bidiversity: the good, the bad, and the unknown.   View Details General technical report P N W, United States Forest Service
Mahboubi, P., Gordon, A. M., Stoskopf, N., Voroney, R. P. 1997 Agroforestry in the Bolivian Altiplano: Evaluation of tree species and greenhouse growth of wheat on soils treated with tree leaves.   View Details Agroforestry Systems
Bainbridge, D. A. 1995 Agroforestry in the Southwest: a rich past and promising future.   View Details General technical report P N W, United States Forest Service
Hardesty, L. H., Lyon, L. M. 1995 Agroforestry opportunities in northern California, Oregon, and Washington.   View Details General technical report P N W, United States Forest Service
Eibl, B., Fernandez, R. A., Kozarik, J. C., Lupi, A., Montagnini, F., Nozzi, D. 2000 Agroforestry systems with Ilex paraguariensis (American holly or yerba mate) and native timber trees on small farms in Misiones, Argentina.   View Details Agroforestry Systems
Stamps, W. T., Woods, T. W., Linit, M. J., Garrett, H. E. 2002 Agroforestry tree selection in central Chile: Biological nitrogen fixation and early plant growth in six dryland species.   View Details Agroforestry Systems
Aronson, J., Ovalle, C., Avendaño, J., Longeri, L., Del Pozo, A. 2002 Agroforestry tree selection in central Chile: Biological nitrogen fixation and early plant growth in six dryland species.   View Details Agroforestry Systems
Rule, L. C., Colletti, J. P., Liu, T. P., Jungst, S. E., Mize, C. W., Schultz, R. C. 1994 Agroforesty and forestry-related practices in the midwestern United States.   View Details Agroforestry Systems
Fernández, M., Martínez, C., Rosete, S., Martínez, J. I. 1999 Agromercados en Cuba: Reservorios de germoplasma.   View Details Acta Botanica Cubana. Havana
Lachenaud, P., Oliver, G., Letourmy, P. 2000 Agronomic assessment of wild cocoa trees (Theobroma cacao L.) from the Camopi and Tanpok basins (French Guiana).   View Details Plant Genetic Resources Newsletter
Nava-Rojo, A., Gómez-Sánchez, Maricela, González-Ledesma, M. 2002 Agrostis avenacea (Poaceae: Pooideae): First record for the Mexican flora.   View Details Sida; Contributions to Botany
Jardim, F. C. d. S., de Souza, A. L., de Barros, N. F., da Silva, A. F., Machado, C. C., Silva, E. 1996 Agrupamento das espécies arbóreas de uma floresta equatorial na região de Manaus-AM.   View Details Beletim da Faculdade de Ciências Agrárias do Pará. Belém
Behr, E. A. 1972 A guide and a key to identifying wood.   View Details Michigan State University Extension Bulletin
Allen, J. A., Keeland, B. D., Stanturff, J. A., Clewell, Andre F., Kennedy, H. E. 2001 A guide to botomland restoration.   View Details General technical report P N W, United States Forest Service
Salazar, A. N. 1989 A guide to fieldstations in the tropics II. Panama.   View Details Tropical Bryology
Delgadillo, M. C. 1989 A guide to fieldstations in the tropics I. Mexico.   View Details Tropical Bryology
Reveal, James L. 1996 A guide to scientific names of vascular plants.   View Details Probe; newsletter for the U S D A Plant Genome Research Program