The nutrients that workers derive from pollen provide all the proteins, lipids, vitamins, and minerals required for brood-rearing; the primary consumers of pollen are nurse bees which feed the brood. The greatest net increase in nitrogen content of bees is obtained when bees are fed their ...
Ferguson I.K. 1985. The role of pollen morphology in plant systematics. An. de la Asociacion de Palinologos de Lengua Espanola, 2: 5-18.Ferguson IK (1985) The role of pollen morphology in plant systematics. An Asoc Palinol Leng Esp 2:5–18Ferguson, IK (1985) The role of pollen ...
pollen volatileslinear track olfactometerhost‐plant locationThe role of pollen odour in resource location by the pollen beetle, Meligethes aeneus (Fabricius) (Coleoptera: Nitidulidae), a pollen-feeding insect regarded as a pest of oilseed rape, Brassica napus......
Pollen-rewarded learning is of interest not only in furthering our understanding of associative conditioning pathways in the insect brain, it may also shed light on the role that cognitive processes may have played in shaping the early evolutionary relationship between plants and their pollinators, ...
Burd, M. Bateman’s principle and plant reproduction: the role of pollen limitation in fruit and seed set.Bot. Rev.60, 83–139 (1994). ArticleMathSciNetGoogle Scholar Herrera, C. M. Pollinator abundance, morphology, and flower visitation rate: analysis of the ‘quantity’ component in a ...
Pollen-Wall Proteins: Physicochemical Characterization and Role in Self-Incompatibility in Cosmos bipinnatus After self pollination, the pollen tube is arrested on the stigma surface, and the callose rejection response was detected within 15 min of pollination. ... BJ Howlett,RB Knox,JD Paxton,......
Calmodulin from both bovine brain and maize germs significantly promoted pollen germination and tube growth of Pinus yunnanensis and Nicotiana tabacum;CaM ... M Gong 被引量: 37发表: 1994年 On the Role of Calcium and Other Cations in Pollen Germination and Growth The effect of Ca++ on pollen ...
Chapter 7 POLLINATION BIOLOGY: THE ROLE OF SEXUAL REPRODUCTION IN ORCHID CONSERVATION 来自 Semantic Scholar 喜欢 0 阅读量: 58 作者: DL Roberts 摘要: The study of orchid pollination biology has a long history, and is relatively well known compared with other aspects of orchid biology. This ...
Sex and pollen: the role of males in stabilising a plant-seed eater pollinating mutualism 来自 mendeley.com 喜欢 0 阅读量: 63 作者: L Després 摘要: Some plants are exclusively pollinated by an insect whose larvae feed on their seeds. The net outcome of a single visit for the plant ...
et al. Follicular dendritic cells and presentation of antigen and costimulatory signals to B cells. Immunol. Rev. 156, 39–52 (1997). Article CAS PubMed Google Scholar Hofmann, L. et al. The emerging role of exosomes in diagnosis, prognosis, and therapy in head and neck cancer. Int. ...