00761cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040001700111042001200128050001900140100003300159245007300192260006700265300006400332500002300396500002100419650001100440700005100451999001700502agr46000318 DLC20260227111005.0770829s1946    xx            000 0 eng    aagr46000318   a(OCoLC)3226011  aDLCcOCdDLC  apremarc00aS591b.W4 19461 aWeir, Wilbert Walter,d1882-10aProductive soilsc[by] Wilbert Walter Weir. Edited by R. W. Gregory.  aChicago,aPhiladelphia [etc.]bJ.B. Lippincott companyc[1946]  avii, 325 p.billus. (incl. diagrs.) col. pl., maps.c21 cm.  aOn cover: Revised.  a"Fifth edition." 0aSoils.1 aGregory, R. W.q(Raymond William),d1893-eed.  c10536d10536