00870nam a2200229 i 4500001002200000005001700022008004100039020001000080040003300090100002200123245008000145260005100225300001400276440006900290520009900359653001900458653001300477080001100490084002000501999001700521952010200538552.96/K 31-16134589920260920121822.0230609s1916    xxu          l000 0yeng d  cк.50  aГПНТБ Россииbeng1 aKelley,W. P.4aut00aNitrification in semiard soils -1: bредкая книга/cW. P. Kelley  aWASHINGTON:bDepartament of agriculture,c1916  a417-437p. 0aJournal of Agricultural Research; vVol.7 No.10 December 4. 1916  aКнига посвящена нитрификации в полутвердых почвах.0 aглубина0 aазот  a552.96  a38.372rugasnti  c13566d13566  00104070aLIBbLIBcXHRd2026-06-23l0o552.96 K 31p87420r2026-06-23 16:37:44w2026-06-23yBK