M.A. Verhaar

Comparison of three biological control agents against cucumber powdery mildew (Sphaerotheca fuliginea) in semi-commercial-scale glasshouse trials

A. J. Dik, M.A. Verhaar, Richard R. Bélanger · European Journal of Plant Pathology · 1998 · 85 citations

Glasshouse Experiments on Biocontrol of Cucumber Powdery Mildew (Sphaerotheca fuliginea) by the MycoparasitesVerticillium lecaniiandSporothrix rugulosa

M.A. Verhaar, T. Hijwegen, J.C. Zadoks · Biological Control · 1996 · 62 citations · Full text

Glasshouse Experiments, Cucumber Powdery Mildew, Plant-microbe Interaction +7

Preventative and Curative Applications of Verticillium lecanii for Biological Control of Cucumber Powdery Mildew

M.A. Verhaar, K. K. OSTERGAARD, T. Hijwegen et al. · Biocontrol Science and Technology · 1997 · 30 citations

Engineering, Botany, Cucumber Powdery Mildew +13

Selection of Verticillium lecanii Isolates with High Potential for Biocontrol of Cucumber Powdery Mildew by Means of Components Analysis at Different Humidity Regimes

M.A. Verhaar, T. Hijwegen, J.C. Zadoks · Biocontrol Science and Technology · 1998 · 26 citations

Engineering, Cucumber Powdery Mildew, Plant-microbe Interaction +14

Effects of cucumber genotype on the induction of resistance to powdery mildew, <i>Sphaerotheca fuliginea</i> , by 2, 6‐dichloroisonicotinic acid

T. Hijwegen, M.A. Verhaar · Plant Pathology · 1995 · 22 citations