Sentences with phrase «between cultivation systems»
Dr Bügel says: «No systematic differences between cultivation systems representing organic and conventional production methods were found across the five crops so the study does not support the belief that organically grown foodstuffs generally contain more major and trace elements than conventionally grown foodstuffs.»
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Their organisation proposes a system of investment where you buy a certain number of trees (the price includes their cultivation and care taking) and over a 20 year period, (their suggested time frame), you will see returns of between 7 % and 21 % annually.Maderas Nobles tell us that us that in the last 35 years the value of high quality hardwoods in Europe have risen approximately 11 % yearly, therefore they are an excellent natural product to invest in.