Higo, Heather A <br/><br/>
Honey bee (Hymenoptera: Apidae) distribution and potential for supplementary pollination in commercial tomato greenhouses during winter.  [electronic resource] 

 -  Journal of economic entomology  Apr 2004 
 - 163-70 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0022-0493 
<br/><br/><label>Standard No.: </label>10.1093/jee/97.2.163  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--methods<br/>Animals<br/>Bees--physiology<br/>Canada<br/>Solanum lycopersicum--growth & development<br/>Pollen--physiology<br/>Population Density<br/>Seasons