00740nam a2200193ua 4500003001000000005001700010008004100027040003000068100002400098245014500122260003400267504002800301650002200329651002300351655001700374710003800391999001700429952010000446AR-SsjUCA20250715142300.0250228s1959    xxk           000 0 eng d  aAR-SsjUCAbspacAR-SsjUCA1 aIvins, J. D.93203914aThe measurement of grassland productivity :bproceedings of the University of Nottingham, Sixth Easter School in Agricultural Science, 1959.  aLondon :bButterworth,c1959.  aIncluye bibliografía. 4aPastizales925251 4aReino Unido924302 4aTexto9240882 aUniversity of Nottingham. 932040  c19743d19743  00104070aCAbCAd2014-10-11l0o633.2 IVI Ej.1pXCA0523r2025-07-15 00:00:00w2025-07-15yLB