00572    a2200157   4500020001600000082001600016100002200032245011600054260006400170300001900234440003000253650004100283650003500324650003100359650002400390  a92905800243  a631.58bCAL  aCaldwell, John S.  aAssessing rainy season vegetable production alternativesba case study in ''upstream'' farming systems research  bAsian vegetable research and development centerc1971g1971  a[v],34p.c25cm  aTechnical bulletin No. 16  aAgriculture and related technologies  aSpecial methods of cultivation  aCultivation and harvesting  aSpecific techniques