00286nam a2200109Ia 450000500170000000800410001708200120005810000180007024500430008826000370013130000080016820260224040835.0260224s9999||||xx |||||||||||||| ||und||  a633 SHR  aShrestha, A.  0aCropping systems : trends and advances  aN.Y. : Food Products Pressc2005  a720