Click here to view my full CV

* indicates undergraduate co-author

Grab, H., Poveda, K., Danforth, B.N.,  & G. Loeb (2018)Landscape context shifts the balance of costs and benefits from wildflower borders on multiple ecosystem services. Proc. R. Soc. B 285: 20181102.


C1 PAGE.inddD.S. Karp, R. Chaplin-Kramer, T.D. Meehan, E.A. Martin, F. DeClerck, H. Grab, C. Gratton, L. Hunt, A.E. Larsen, A. Martínez-Salinas, M.E. O’Rourke, A. Rusch, K.Poveda, M. Jonsson, J.A. Rosenheim, N.A. Schellhorn, T. Tscharntke, S.D. Wratten, W. Zhang….(2018) Crop pests and predators exhibit inconsistent responses to surrounding landscape composition. PNAS


Grab, H., Danforth, B.N., Poveda, K. & G. Loeb (2018) Landscape influences classical biological control and crop yield. Ecological Applications.

*McCabe, E.A., Loeb, G.M, and H. Grab (2017) Responses of crop pests and natural enemies to wildflower borders depends on functional group. Insects. 8(3), 73; doi:10.3390/insects8030073 

Lichtenberg, E.M., Kennedy, C.M., Kremen, C., Batáry, P., Berendse, F., Bommarco, R., Bosque-Pérez, N.A., Carvalheiro, L.G., Snyder, W.E., Williams, N.M., Winfree, R, …, H. Grab, et al. (2017) A global synthesis of the effects of diversified farming systems on arthropod diversity at field and landscape scales. Global Change Biology.

Grab, H., Blitzer, E.J., Danforth, B.N. Loeb, G & Poveda, K. (2017) Spillover of pollinators between crops: competition or facilitation. Nature Scientific Reports

Wallingford, A.K., H. Connelly, G. Dore Brind’Amour, M.T. Boucher, A. Mafra-Neto, and G.M. Loeb. 2016. Field evaluation of an oviposition deterrent for management of spotted-wing drosophila, Drosophila suzukii, and potential nontarget effects. Journal of Economic Entomology: doi: 10.1093/jee/tow116

*Renauld, M., *Hutchinson, A., Loeb, G., Poveda, K & H. Connelly (2016) Landscape simplification constrains adult size in a native ground nesting bee. PLOS One 11(3), e0150946.

Connelly, H., Poveda, K & Loeb, G. (2015) Landscape simplification decreases wild bee pollination services to strawberry. Agriculture, Ecosystems and the Environment, 211, 51-56

In Press


In Review

Grab, H., Branstetter, M., Amon, N., Blitzer, E., Park, M., Loeb, G., Poveda, K., & B.N. Danforth  (in review) Agriculturally dominated landscapes reduce bee phylogenetic diversity and crop pollination. Science.

Figueroa, L., Grab, H., Graystock, P., McFrederick, Q.S., & S. McArt (in review) Landscape influences network structure and pathogen prevalence across bee communities. Science.

Murray, E; J. Burand, *N. Trikoz, H. Grab & B.N. Danforth. (in review) Infection patterns of three viruses shared in honeybees and native bees, with a worldwide phylogeny of black queen cell virus. Environmental Microbiology


In Prep

draft manuscript available upon request

Krichilsky, E,.  Centrella, M., Eitzer, B., Poveda, K., B.N. Danforth & H. Grab (in prep) Taking inventory: landscape and pesticides drive the prevalence of chalkbrood (Ascosphaera) in the solitary mason bee Osmia cornifronsCurrent Biology.

H. Grab, Perez, R., Bergmann, A.,  Loeb, G., & K. Poveda (in prep) Bees in simplified landscapes are smaller, less effective pollinators. Ecology Letters.

H. Grab, Brokaw, J., Anderson, E., Gedlinske, L., Gibbs, J., Wilson, J., Loeb, G., Isaacs, R. & K. Poveda (in prep) Habitat enhancements for pollinators buffer the negative effects of landscape simplification on bee body size. Journal of Applied Ecology.

H. Grab, Loeb, G., Danforth, B.N., & K. Poveda (in prep) Landscape simplification reduces functional diversity of bee communities with consequences for pollination services. Functional Ecology.