and not always to the benefit of humankind. Bees can enhance the unintentional spread of genes from genetically engineered plants, and may increase the spread of invasive weeds. Conversely, genetically engineered plants can impact pollinators, and invasive weeds can supply new sources of food for ...
In this highly readable book, he tells four stories to illustrate this idea.In the first, coping with color blindness in art class leads to his career as a scientist; in the second, ancient American Indian songs, when translated, reveal an understanding of plants and animals that rivals ...
The plants are low-growing and the pendant blossoms are often obscured by the foliage. In Oklahoma the species blooms from April through October. The flowers are yellow with dark purple or brown maculations in the center and a mat of white hairs in the throat. Nectar is produced in small...
Pollination is required for flowering plants to produce seed for the next generation. Pollen produced by a plant is located on the anthers of a flower, but must reach the stigma, where the wind or an insect aids in transporting pollens...(US Forest Service) ...
Home > Section > Chapter Pietila, L. Euphytica 84(2): 127-131 1995 ISSN/ISBN:0014-2336 10.1007/bf01677950 002673704 Article emailed within 0-6 h Buy Now for$19.90 Payments are secure & encrypted Abstract
Mating by outcrossing plants depends on the frequency and quality of the interaction between pollen vectors and individual flowers. However, the historical focus of pollination biology on individual flowers (floricentrism) cannot produce a complete understanding of the role of pollination in plant mating...
they may control pests. By far the best known of the beneficial social insects in managed environments are bees (Hymenoptera: Apidae), especially those managed for pollination. The scope of this entry is limited to eusocial insects, those that live in colonies and exhibit caste differentiation, ...
Recent work at Rothamsted has shown that the application of an arsenical spray to flowers in which bees are working is likely to kill 90% of the bees pollinating those flowers. The spraying of open blossom should therefore be avoided, including those of weeds or other plants. Management of ...
All assessments were done as reported in the previous paper of this series. One M2 family with apparent paternal shift was grown on to M3 generation. All the 15 M2 plants of this family were selfed to produce M3 lines and 20 plants of each of the 15 M3 lines were field-grown and ...
Gerhard Gottsberger; Ilse Silberbauer-Gottsberger; Roger, S. Seymour; Stefan Dötterl 2012: Pollination ecology of Magnolia ovata may explain the overall large flower size of the genus Flora - Morphology, Distribution, Functional Ecology of Plants 207(2): 107-118Previous...