00366nam a22001337a 4500003000400000082001600004100002000020245008800040260003600128300000900164440002900173546001200202700001800214OSt  aW.BANK/AGRI  aJosiah, Scott J  aRoot trainers in seedling production systems for Tropical forestry and agroforestry  bAsia technical departmentc1992  a32p.  aLand resources series: 4  aEnglish  aJones, Norman