00398nam a2200121Ia 4500008004100000082001600041100001400057245006200071260002900133300001300162600001300175650008800188140224s9999    xx            000 0 und d  a63.001.5 K8  aArnon, I.  aOrganisation and administration of agricultural research.  aNew YorkbElsevierc1968  axi,342p.  aI. Arnon  aAgricultural research,Internal Agricultural Cooperation Agricultural Administration