"0, . "
more water for arid land:promising technologies and research: opportunities/ - 1 ed. - usa : national academy of sci.. 1974. - "vii, 153p.; 23 cm."
S472 / .A54 1974
more water for arid land:promising technologies and research: opportunities/ - 1 ed. - usa : national academy of sci.. 1974. - "vii, 153p.; 23 cm."
S472 / .A54 1974