A completely revised and rewritten edition of this comprehensive survey of the botanical
problems of pollination ecology approached from both a theoretical and a practical …

THE MAINTENANCE OF SPECIES-RICHNESS IN PLANT COMMUNITIES: THE IMPORTANCE
OF THE REGENERATION NICHE Page 1 Biol. Rev. (1977), 52, pp. BRC PAH 52-4 THE …

Pollen-ovule ratios (P/O's) of flowering plants, including grasses, reflect their breeding
system and these can be divided into five classes: xenogamy, facultative xenogamy …

This book is about the regeneration of plants from seed under field conditions. It attempts to
give a reasonably balanced overview of the many aspects of this broad topic. The first …

Pollination ecology has been a fast growing field since the 1960s. A previous review by
Baker & Hurd (18) together with books (77, 84, 220, 221,244, 264) and various symposia (eg …

Bateman's principle states that male fitness is usually limited by the number of matings
achieved, while female fitness is usually limited by the resources available for reproduction …

Pollinators-insects, birds, bats, and other animals that carry pollen from the male to the
female parts of flowers for plant reproduction-are an essential part of natural and agricultural …

The Diptera are the second most important order among flower-visiting (anthophilous) and
flower-pollinating insects worldwide. Their taxonomic diversity ranges from Nematocera to …

Pollination mechanisms and pollinators are reported for a total of 137 species (75% of the
non‐abiotically pollinated flora) as they occur at three altitudinal levels (subandean scrub …

Studies of complex networks show that nodes with high centrality scores are important to
network structure and stability. Following this rationale, centrality measures can be used to …