Petri Vanhala

Seasonal restrictions of bud growth on roots of <i>Cirsium arvense</i> and <i>Sonchus arvensis</i> and rhizomes of <i>Elymus repens</i>

Lars Olav Brandsæter, Håkan Fogelfors, Haldor Fykse et al. · Weed Research · 2010 · 46 citations · Full text

Botany, Entomology, Weed Control +18

Short feeding period of carrot psyllid (<i>Trioza apicalis</i>) females at early growth stages of carrot reduces yield and causes leaf discolouration

Anne Nissinen, Petri Vanhala, Jarmo K. Holopainen et al. · Entomologia Experimentalis et Applicata · 2007 · 36 citations

Carrot Root, Engineering, Botany +16

Effects of carrot psyllid (<i>Trioza apicalis</i>) feeding on carrot yield and content of sugars and phenolic compounds

Anne Nissinen, Anne Lemmetty, Juha‐Matti Pihlava et al. · Annals of Applied Biology · 2012 · 28 citations

Nutrition, Engineering, Botany +17

Guidelines for physical weed control research: flame weeding, weed harrowing and intra-row cultivation

Petri Vanhala, D.A.G. Kurstjens, J. Ascard et al. · Socio-Environmental Systems Modeling · 2004 · 27 citations · Full text

Managing Sonchus arvensis using mechanical and cultural methods

Petri Vanhala, Timo Lötjönen, Timo Hurme · Agricultural and Food Science · 2007 · 26 citations · Full text

Sonchus Arvensis, Engineering, Botany +14