000			00343nam a2200145Ia 4500
008			140316s9999 xx 000 0 und d
020			_a
082			_aFAO/IRR&D/1977/24 _b
100			_aDoorenbos,J
245			_aGuidelines for Predicting crop water requirements
260			_aRome _bFAO _c1977
300			_a
650			_a
942			_2ddc _cBK
999			_c4903 _d4903