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DIT-08-Sifat-Biologi-Tanah-Compatibility-Mode

DIT-08-Sifat-Biologi-Tanah-Compatibility-Mode

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Bahan Organik <strong>Tanah</strong><br />

• BOT kunci keberhasilan sistim pertanian berkelanjutan<br />

• Idealnya 2% BOT, tetapi umumnya < 2% (karena cepatnya<br />

proses dekomposisi).<br />

• Fungsi BOT<br />

– penyedia unsur hara (via dekomposisi dan mineralisasi),<br />

– pemacu aktivitas organisme tanah memperbaiki agregasi tanah<br />

dan mengurangi resiko erosi,<br />

– pengikat unsur beracun pada tanah masam ( misal Al)<br />

meningkatkan kapasitas penyangga tanah; kaitannya dengan<br />

efisiensi penggunaan unsur hara (termasuk pupuk)

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