00627nam a22002057a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001600102110003700118245010300155260004000258300000900298490003900307650003600346830003900382CHAP20220329135815.0971013s1979            r     00010     d  a42515  a43487  a47623  cCHAP  a631.371bE8  aE.U.A. Department of Agriculture  aSolar energy and nonfossil fuel research ; a directory of projects related to agriculture, 1976-79  aWashington :bThe Department,c1979  as.p.  aMiscellaneous publicationsv; 137814aEnergía solar en agricultura.0 aMiscellaneous publicationsv; 1378