Penetapan nitrogen tanah metode Kjeldahl pada sampel tanah

Penetapan nitrogen tanah metode Kjeldahl pada sampel tanah laporan praktik kerja lapangan Rahmawati, Ratih text Cianjur SMK Terpadu Al Ittihad 2018 id 37 p. : ill. ; 29 cm. Ratih Rahmawati SOIL ANALYSIS KJELDAHL METHOD NITROGEN CONTENT 631.417.1 631.417.1 RAH p 230522 20230522114633 20210917093820 INLIS000000000001358 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)