000 00394nam a2200157Ia 4500
100 _aN. S. S. Agr. State Division
245 _aReport on the pilot survey for estimation of area brought under improved agricultural pratices
260 _aAndhra Pradesh
_bNSSO
_c1962
300 _a8p.
490 _a
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a17524
999 _c17524
_d17524