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10.2307/1937752 · 1981 · External reference

Energetic constraints and adaptive significance of the floral display of a forest milkweed

10.2307/1940126 · 1982 · External reference

Genetic engineering in agriculture

10.1126/science.229.4709.111 · 1985 · External reference

Variation in pollen size, fertilization ability, and post fertilization siring ability in Erythronium grandiflorum

10.2307/2409550 · 1990 · External reference

Evolution of pollen morphology

10.1126/science.253.5015.66 · 1991 · External reference

Gene dispersal from transgenic crops by pollen

1990 · External reference

Unresolved reference

1871 · External reference

Hybridization as an avenue for escape of engineered genes

10.2307/1311390 · 1990 · External reference

Monitoring of organisms in the environment

1992 · External reference

Sexual reproduction and variation in floral morphology in an ephemeral vernal lily, Erythronium americanum

10.1007/bf00384301 · 1985 · External reference

“Majoring” and “minoring” by foraging bumblebees Bombus vagans: An experimental analysis

10.2307/1937652 · 1979 · External reference

Mechanisms in the pistil that regulate gametophyte population in the peach (Prunus persica)

1992 · External reference

Physiological evolution in angiosperm pollen: possible role of pollen vigour

1983 · External reference

Membrane behaviour and stress tolerance in pollen

1992 · External reference

Transgenic plants on trial

10.1038/363580a0 · 1993 · External reference

Interspecific gene flow in Cucurbita: C. texensis vs. C. pepo

10.2307/2444217 · 1989 · External reference

Radish as a model system for the study of engineered gene escape rates via crop-weed mating

10.1111/j.1523-1739.1991.tb00360.x · 1991 · External reference

Crop-weed hybridization in radish (Raphanus sativus): Effects of distance and population size

10.2307/2445143 · 1992 · External reference

Plant size and pollinator visitation in Cynoglossum officinale

10.2307/3565267 · 1989 · External reference

The incidence and effects of hybridization between cultivated rice and its related weed, red rice (Oryza sativa L.)

10.2307/2409561 · 1990 · External reference

The potential for interference among the pollen grains of wild radish

1992 · External reference

The turnover of milkweed pollinia on bumble bees, and implications for outcrossing

10.1007/bf00545662 · 1982 · External reference

The rise of the angiosperms: a genecological factor

10.1126/science.206.4414.20 · 1979 · External reference

Nectar production in the boreal forest lily Clintonia borealis

10.1139/b81-025 · 1979 · External reference

Sexual selection in an hermaphroditic plant

10.1038/305706a0 · 1983 · External reference

The adaptive potential of genetically engineered organisms in nature

1988 · External reference

Effects of nonrandom seed abortion on progeny performance in Phaseolus coccineus L.

10.2307/2409727 · 1991 · External reference

Effects of inflorescence size on pollination in Epilobium angustifolium

10.2307/3565669 · 1988 · External reference

Gene dispersal from transgenic potatoes to conspecifics: a field trial

10.1007/bf01253984 · 1994 · External reference

Pollen carry over as a result of a proportion of the pollen load being exchanged at each visit: a model

1995 · External reference

Floral evolution: Attractiveness to pollinators increases male fitness

10.1126/science.232.4758.1625 · 1986 · External reference

The impact of a flower-color polymorphism on mating patterns in experimental populations of wild radish (Rhaphanus raphanistrum L.)

10.2307/2409211 · 1989 · External reference

Male competition, female choice and sexual selection in plants

1983 · External reference

Pollen transport and deposition by bumble bees in Erythronium: Influences of floral nectar and bee grooming

10.2307/2260258 · 1986 · External reference

Germination schedules of pollen grains: implications for pollen selection

10.2307/2409176 · 1989 · External reference

Selection for outcrossing, sexual selection and the evolution of dioecy in plants

10.1086/283837 · 1981 · External reference

The planned introduction of genetically engineered organisms: ecological consideration and recommendations

10.2307/1937535 · 1989 · External reference

Low frequency of pollen dispersal from a field trail of transgenic potatoes

1990 · External reference

Fruit abortion and the regulation of fruit number in Yucca whippley

10.1007/bf00349196 · 1981 · External reference

Foraging behaviours of pollinators

1983 · External reference

Potential effects of recombinant DNA organisms on ecosystems and their components

1988 · External reference

Sexual selection in plants and animals

1990 · External reference

Sexual selection in plants: perspective and overview

10.1086/285651 · 1994 · External reference

Flower-visitors, nectar production, and inflorescence size in Asclepias syriaca

10.1139/b79-172 · 1978 · External reference

Unresolved reference

1983 · External reference

Influences of floral variation on pollen removal and seed production in wild radish

10.2307/1940307 · 1990 · External reference

Low temperature effect on selective fertilization by pollen mixtures of wild and cultivated tomato species

10.1007/bf00265501 · 1981 · External reference