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Items 561 to 600 of 1117 results
Group by: Biological Sciences, Natural Resources, Earth and Environmental Sciences
 
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Western corn rootworm (Coleoptera: Chrysomelidae) feeding on corn and soybean leaves affected by corn phenology
Environmental entomology

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A Dendroctonus bark engraving (Coleoptera: Scolytidae) from a middle Eocene Larix (Coniferales: Pinaceae): early or delayed colonization?
American journal of botany

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Chloroplast DNA phylogeny and biogeography of Lepidium (Brassicaceae)
American journal of botany

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Evidence for a switch in the reproductive biology of Rubus alceifolius (Rosaceae) towards apomixis, between its native range and its area of introduction
American journal of botany

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Phylogeny and quaternary history of the European montane/alpine endemic Soldanella (Primulaceae) based on ITS and AFLP variation
American journal of botany

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Five centuries of changing forest vegetation in the northeastern United States
Plant ecology

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Island-matrix relationships in Nama Karoo inselberg landscapes. I. Do inselbergs provide a refuge for matrix species?
Plant ecology

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Landscape variation of liana communities in a Neotropical rain forest
Plant ecology

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Chlorophyll fluorescence and variations in tissue cold hardiness in response to freezing stress in Douglas-fir seedlings
New forests

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Ecotypic differentiation in Medicago polymorpha L. along an environmental gradient in central Chile. I. Phenology, biomass production and reproductive patterns
Plant ecology

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Differentiation in seed germination among populations of Capsicum annuum along a latitudinal gradient in Mexico
Plant ecology

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Ashicaulis woolfei n. sp.: additional evidence for the antiquity of osmundaceous ferns from the Triassic of Antarctica
American journal of botany

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Quantifying latitudinal clines to light responses in natural populations of Arabidopsis thaliana (Brassicaceae)
American journal of botany

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Responses of dormant heather (Calluna vulgaris) seeds to light, temperature, chemical and advancement treatments
Plant growth regulation

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Variation in the expression of chemical defenses in Alliaria petiolata (Brassicaceae) in the field and common garden
American journal of botany

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Photosynthetic characteristics of invasive and noninvasive species of Rubus (Rosaceae)
American journal of botany

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Phenetic and phylogenetic analysis of Reinhardtia (Palmae)
American journal of botany

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Evidence of Carpinus (Betulaceae) in the late tertiary (Pliocene) of Alabama
American journal of botany

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Evolution of insect-plant relationships: chemical constraints, coadaptation, and concordance of insect/plant traits
Entomologia experimentalis et applicata

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Reproductive phenology, life-forms, and habitats of the Venezuelan Central Plain
American journal of botany

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Inter-hemispheric comparison of fire history: the Colorado Front Range, U.S.A., and the Northern Patagonian Andes, Argentina
Plant ecology

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Historical biogeography and the origin of stomatal distributions in Banksia and Dryandra (Proteaceae) based on their cpDNA phylogeny
American journal of botany

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Phenology and common garden and reciprocal transplant studies of Polymnia canadensis (Asteraceae), a monocarpic species of the North American Temperate Deciduous Forest
Plant ecology

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Genetic variation across VNTR loci in central North American Taraxacum surveyed at different spatial scales
Plant ecology

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Frost hardiness in the juvenile and adult life phase of ivy (Hedera helix L.)
Plant ecology

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Olfactory antennal responses of the vine weevil Otiorhynchus sulcatus to plant volatiles
Entomologia experimentalis et applicata

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Seed dispersal and seedling establishment of Sarracenia purpurea (Sarraceniaceae)
American journal of botany

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Geographical variation in the seasonal population dynamics of Bruchidius dorsalis (Coleoptera: Bruchidae): constraints of temmperature and host plant phenology
Environmental entomology

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Effect of NaCl and high pH on seedling growth of 15 Eucalyptus camaldulensis Dehnh. provenances
New forests

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Provenance- and subcultured-dependent variation during micropropagation of Gmelina arborea
Plant cell, tissue, and organ culture

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Corn phenology influences Diabrotica virgifera virgifera emigration and visitation to soybean in laboratory assays
Environmental entomology

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The ecology of six Rhododendron species (Ericaceae) with contrasting local abundance and ditribution patterns in Hong Kong, China
Plant ecology

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The potential for genetic assimilation of a native dandelion species, Taraxacum ceratophorum (Asteraceae), by the exotic congener T. officinale
American journal of botany

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Morphological and RAPD analysis of hybridization between Quercus affinis and Q. laurina (Fagaceae), two Mexican red oaks
American journal of botany

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Post-glacial history of Trillium grandiflorum (Melanthiaceae) in eastern North America: inferences from phylogeography
American journal of botany

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Patterns of evolution in western North American Mimulus (Phrymaceae)
American journal of botany

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Anatomically preserved Liquidambar (Altingiaceae) from the middle Miocene of Yakima Canyon, Washington State, USA, and its biogeographic implications
American journal of botany

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Geographic differentiation in the pollination system of the columnar cactus Pachycereus pecten-aboriginum
American journal of botany

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Geographical distribution and phenotypic differentiation in populations of Dactylis glomerata L. in Japan
Plant ecology

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Latitudinal variation in life-cycle characteristics of Potamogeton pectinatus L.: vegetative growth and asexual reproduction
Plant ecology

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