كتب ذات صلة

Potash pays practical suggestions to farmers showing how to use fertilizers with profit.

Potash and paying crops the results of the latest scientific investigations in Germany.

Potash in agriculture : results obtained in the United States.

Indications of food starvation in our cultivated plants being the results of experiments and observations at the Experimental Station of the Duchy of Anhalt, Bernburg; the Institute for Soil and Plant Cultivation Instruction of the Royal Agricultural College, Bonn-Poppelsdorf; the Agricultural Institute of Goettingen University [and] the Experimental Farm, Lauchsthädt.

• Tobacco Substation at Windsor : report for 1941
  المؤلفون: Anderson, P. J. ,  Swanback, T. R.
• Tobacco substation at Windsor : report for 1940
  المؤلفون: Anderson, P. J. ,  Swanback, T. R.
• Tobacco substation at Windsor : report for 1939
  المؤلفون: Anderson, P. J. ,  Swanback, T. R.

• Wine grape trials ...
  المؤلفون: Kiyomoto, Richard K.
• Wildfire of tobacco in Connecticut
  المؤلفون: Clinton, G. P. ,  McCormick, Florence A.
• White Supersweet and Sweet Breed corn trials, 1997-1998
  المؤلفون: Hill, David E.