00665nam a2200205Ia 4500001001000000003000500010008004100015010001100056040000900067082002000076100001900096245009500115260008200210300001000292440001900302500003200321650004600353650004100399700001900440Para_7346CHAP220125s1925    xx            000 0 und d  a206234  cCHAP  aPA-C 631.81 B86  aNelson, Martin  aResults of fertilizer experiments with cotton 1924  /c by Martin Nelson and Ward H. Sachs  aFayetteville, Ark  :b University of Arkansas Agricultural Experiment Station  a12 p.  aBulletin , 195  aEnc. con impresos similares  aFertilizantes x colecciones de escritos   aFertilizantes x efecto en algodón  aSachs, Ward H.