Biodynamics Journal No. 051

Original publication date: SUMMER 1959
Original publisher:
Publication status: Out of print

Mulching — Right or Wrong?………..E.E. Pfeiffer………………………2

The Tomato …………………….. Heinz Grotzke……………………………7

Biological Control of Noxious Insects
     And Weeds ………………….C. H. Hoffman………………………..14

Book Reviews …………………………………………………………………26

From Our Secretary’s Correspondence…………………………………29

 


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