La Qasida suriya de Muhammad b. 'Ali b. Hassan as-Suri, missionnaire ismaélien mort en Syrie vers 487/1094
Responses of Tall and Semidwarf Hard Red Spring Wheats to Fertilizer Nitrogen Rates and Water Supply in North Dakota 1969-1974
Prosopis Chilensis (Mesquite) Root and Shoot Growth in Response to Soil Impedance, Soil Matric Potential and Soil Temperature