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… and USA, there are very few scientific papers on the subject. In order to supplement the research history, other applications of comfrey are presented, and also other species which can be used as plant nutrition sources, perhaps in combination with comfrey. The literature study …
… weighing. The conclusion of the review and the trial is that Parvel is a good supplement to litters with many small piglets and also to litters where the sow’s milk production is low. These litters often contribute to a major part of the piglet mortality and also show a low …
… basic values. They can also be of a character, which makes them useful as supplement and interpretation of law. EU has developed principles of law that can be divided into general and special. Within the Union there are existences of around twenty general ones. A further …
