abstract in order to study the effect of environmental factors (light, temperature, salinity and drought stress, acidity and burial depth) on germination and emergence of eastern dodder (cuscuta monogyna vahl), experiments were conducted at the research laboratory of faculty of agriculture, birjand university in 2009. results showed that seeds of this parasite weed had identical germination und...

green vine of the parasitic dodder plant (Cuscuta) latching onto a host plant. Christian Hettenhausen et al. found that Cuscuta bridges between host plants facilitate the transfer of herbivoryinduced signals from attacked to unattacked host plants. The authors report that the jasmonic acid biosynthesis pathway is required to generate such interplant signaling, which elevates defensive metabolit...