Potential of different Composts to improve Soil Fertility and Plant HealthJ.G.FuchsauthorU.BaierauthorA.BernerauthorJ.MayerauthorL.TammauthorK.SchleissauthorComposts can influence soil fertility and plant health. These influences can be positive or negative, depending of the quality of the composts. Some practitioners already make use of the positive effects on plant health. For example, they use composts to protect their plants against soil borne diseases in substrate, or to detoxify and reactivate soil after steaming. In order to estimate the potential of Swiss composts to influence soil fertility and plant health positively, we analyzed one hundred composts representative of the different composting systems and qualities available on the market.Crop health, quality, protection Soil quality Composting and manuring2006Verlag ORBIT e.V., WeimarBook chapter