Yes, that is an oil well in the field! This certified Organic farm near Maricopa, California, is growing blueberries in a soil-less media. Surrounded by chemical agriculture for miles and miles, one has to wonder whether these blueberries taste like…
Graphs and charts.
A talk about the Haughley Experiment, given by Lady Balfour at an IFOAM conference in Switzerland.
This valuable book went out of print years ago. It was revised and updated in 2013 and republished on the internet by the author.
Article's content is as the full title states. May be the first significant study of the quality differences between organically grown and "conventional" foodstuffs.
This later edition contains several new chapters, a new preface and much fresh information about fertilizers and their sensible use.
Chemical fertilizers are effective and positive to the degree that humus remains in the soil; chemical fertilizers cause problems only when they completely or substantively replace farmyard manure. Hopkins takes on the Howardites point by point and demolishes many of their positions.
A frequent correspondent of this library, Justin Naylor, has written a short and worthy article that appeared in Acres, USA about the organic/chemical controversy, using Donald Hopkin's book as a springboard.