Category Reproductive Biology Subject Flowering - Pollination Rate; Pollinators - Pollinator Activity Title The relationship between flower type, bee density and the number of pollen grains per stigma Description Average pollen grains per stigma as a function of flower type and bee numbers per tree over a 4-year period. Note that bee numbers per tree greatly influence pollination rate and that “A” flower types have higher overall rates. Location Interrelationship between avocado flowering and honey bees and its implication on the avocado fruitfulness in Israel. Gad Ish-Am. PhD dissertation, Tel Aviv University Date 1994 Source Gad Ish-Am Larger Picture 1000 x 772 (55 kb)