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Mostrando ítems 71-80 de 508
Adaptações morfoanatômicas de Cyperaceae ao ambiente aquático
(Sociedade Brasileira da Ciência das Plantas Daninhas, 2011-03-01)
No ecossistema aquático há uma faixa de umidade gradiente no solo que interfere diretamente na ocupação das espécies à margem da lâmina de água. Essa zonação ecológica reflete os graus de adaptação que as plantas apresentam ...
Do woody plants of the Caatinga show a higher degree of xeromorphism than in the Cerrado?
(2016-09-01)
The maintenance and success of plants in different environments is tied to water availability, to the capacities in water transport and to the development of strategies to deal with water deficit. Here, we conducted a study ...
Nodule ultrastructure and initial growth of Anadenanthera peregrina (L.) Speg. var. falcata (Benth.) Altschul plants infected with rhizobia
(Oxford University Press, 2002-08-01)
The anatomy and ultrastructure of root nodules of Anadenanthera peregrina var. falcata (Leguminosae-Mimosoideae) were analysed, as was plant growth. To ensure that nodules developed, seedlings were inoculated with a mixture ...
Microscopic evidence supports the hypothesis of high cellulose degradation capacity by the symbiotic fungus of leaf-cutting ants
(Aristotle Univ Thessaloniki, 2011-01-01)
Leaf-cutting ants (Hymenoptera, Formicidae) use fresh leaf fragments to cultivate a symbiotic fungus (Basidiomycota, Agaricales) as their food source. There are three hypothetical propositions for the degree of cellulose ...
Microscopic evidence supports the hypothesis of high cellulose degradation capacity by the symbiotic fungus of leaf-cutting ants
(2011-09-16)
Leaf-cutting ants (Hymenoptera, Formicidae) use fresh leaf fragments to cultivate a symbiotic fungus (Basidiomycota, Agaricales) as their food source. There are three hypothetical propositions for the degree of cellulose ...
Anatomy and histochemistry of Manihot caerulescens Pohl (Euphorbiaceae) Leaf anatomy of Manihot caerulescens
(2019-12-01)
This study aimed to analyze the leaf anatomy of Manihot caerulescens, with emphasis on the ontogeny and secretion composition of the laticifers. Leaf samples were submitted the usual techniques in plant anatomy and ...
Aspects of leaf anatomy of Kudzu (Pueraria lobata, Leguminosae-faboideae) related to water and energy balance.
(Pesquisa Agropecuaria Brasileira, Brasilia, V.34, n.8, p.1361-65, ago. 1999., 2011)
Morphology and Anatomy of Stem Mines in Cipocereus minensis (Wender.) Ritter (Cactaceae), an Endemic Species to Eastern Brazil
(CACTUS SUCCULENT SOC AMER INCPAHRUMP, 2012)
Plant mines are structures with the form of a cavity caused by consumption of host plant tissue by the insect's miner larvae. Plant mines are more common in leaves, but in Cipocereus minensis, a species in which the leaves ...
Structural features of carnivorous plant (Genlisea, utricularia) tubers as abiotic stress resistance organs
(2020-07-02)
Carnivorous plants from the Lentibulariaceae form a variety of standard and novel vegetative organs and survive unfavorable environmental conditions. Within Genlisea, only G. tuberosa, from the Brazilian Cerrado, formed ...