Books

1. A Technical Manual for Parasitic Weed Research and Extension
   

   ---

2. Herbicide Resistance and World Grains
   

   ---

3. Agricultural Rent in England, 1690-1914
   

   ---

4. Plant Genetic Resources: Horticultural Crops
   

   ---

5. Persisting Eco/Con Tropical AG-95
   

   ---

Books