humic substance

ریشه

From Latin 'humus' meaning 'earth, ground' + 'substance'.

مثال

• Humic substances play a crucial role in soil fertility.
• The soil's humic substance content was analyzed.
• Humic substances are complex and not fully understood.

ترکیب‌های رایج

Humic substance content Humic substance levels Humic substance analysis Humic substance extraction