Influence of pollen grain volume on the estimation of the relative importance of its source to bees

[1]  M. O'Rourke,et al.  Standardized Analytical Techniques for Bee-Collected Pollen , 1991 .

[2]  C. A. Garófalo,et al.  Analysis of the niche of two sympatric species of Bombus (Hymenoptera, Apidae) in southeastern Brazil , 1989, Journal of Tropical Ecology.

[3]  D. Frohlich,et al.  Mortality factors, pollen utilization, and sex ratio in Megachile pugnata Say (Hymenoptera: Megachilidae), a candidate for commercial sunflower pollination , 1982 .

[4]  V. Tepedino.  Flower visitation and pollen collection records for bees of high altitude shortgrass prairie in southwestern Wyoming , 1982 .

[5]  E. Ranta,et al.  Resource utilization by bumblebee queens, workers and males in a subarctic area , 1981 .

[6]  D. Severson,et al.  A Chronology of Pollen Collection by Honeybees , 1981 .

[7]  M. Engel,et al.  NECTAR AND POLLEN RESOURCES FOR STINGLESS BEES (MELIPONINAE, HYMENOPTERA) IN SURINAM (SOUTH AMERICA) , 1980 .

[8]  Maria Lúcia Absy,et al.  Algumas plantas visitadas para obtencao de polen por operarias de Melipona seminigra merrillae em Manaus , 1977 .

[9]  A. Raw.  Pollen preferences of three Osmia species (Hymenoptera) , 1974 .

[10]  J. Tasei,et al.  LE COMPORTEMENT DE NIDIFICATION CHEZ OSMIA (OSMIA) CORNUTA LATR. ET OSMIA (OSMIA) RUFA L. (HYMENOPTERA MEGACHILIDAE) , 1973 .

[11]  Z. Warakomska,et al.  Analysis of Pollen Collected by Wild Apoidea from Fruit Trees and Bushes , 1971 .

[12]  Tj. Reitsma.  Size modification of recent pollen grains under different treatments , 1969 .