SOI L "AV" Text and Hmong translation prepared by English Hmong Text and Hmong translation prepared by Sam Vang, Soil Conservationist Assisted by Lisa A. Hokholt, CA State Outreach Coordinator

Why Is Soil Important? Vim Licas Av Thiaj Yog Ibyam Tseemceeb? Produces food and fiber Tsim zaubmov thiab ristsho Foundation for roads and houses Chaw teeb kev thiab vajtse Provides minerals (iron/silica) Txhawv khoom txhiamlaj txhiamxws Important in photosynthesis Kev ua-pa ntawm xyoobntoo nrojtsuag

ESSENTIAL NATURAL RESOURCE Why Is Soil Important? continued.. Vim Licas Av Thiaj Yog Ibyam Tseemceeb? Filters water Lim tej dej hauv nruabtiv Home to organisms (plants, animals, and others) Ua lub chawnyob rau yamkhoom muajsia; xyoobntoo, tsiajtxhu, lwmyam Waste decomposer Pab tseev kom tej khoom povtseg lwj mus ESSENTIAL NATURAL RESOURCE

What factors influence soil formation What factors influence soil formation? Dabtsi uarau av peemtsheej losmus ua av tau?

5 Soil Forming Factors Av Xeebtxawm Losntawm Ntauyam Parent Material Zebtsuas losyog pobzeb Climate Huabcua dejnag Living Organisms Tej kab muajsia nyob hauv av Topography Tojroob hauvpes Time Ncua sijhawm losyog hnubnyoog

What is soil made of? Nyob hauv-av muaj dabtsi?

Mineral Khoom txhiamlaj txhiamxws Mineral Khoom txhiamlaj txhiamxws The Four Components of Soil Plaub Yamkhoom Uake Uas Peemtsheej Ua-av Tau Air Cua 25% Air Cua 25% Mineral Khoom txhiamlaj txhiamxws 45% Mineral Khoom txhiamlaj txhiamxws 45% Organic Matter Nrojtsuag lwj 5% Organic Matter Nrojtsuag lwj 5% Water Dej 25%

What is soil texture? Tej hom tsiav-av ne yog dabtsi?

Different Sized Soil Particles Cov Tsiav-av Sibtxawv Largest Sand Medium Silt Smallest Clay Suabzeb Loj tshajplaws Nrab Av-tshauv Me Tseem-av

Soil Textural Triangle Lubcim Xabxeebkaum Qhia Cov Hom Ntsiav-av

Tej Txheej Av Uas Sibteem Nyobrau Hauv Nruabtiv Muaj nrojtsuag lwj ntau Pib muaj txhais-chiv sib me-ntsis Pib muaj txha-av Txha-av ntau R = Tob tshaj no rovhauv ces yog lagzeb losyog pobzeb lawn xwb

USDA and NRCS is an equal opportunity provider and employer. USDA txwv tsis pub muaj kev cais pabpawg neeg thiab cevnqaij daimtawv, pojniam losyog txivneej, kevntseeg, hnubnyoog, kev xiam-oobkhab, kamteb kevchaw, kevplees kevyi, los mus rau kev muaj pojniam muaj txiv losyog tsis muaj. 美国农业部和自然资源保护服务局是平等机会的雇主和服务提供者. USDA es un proveedor y empleador que ofrece igualdad de oportunidades para todos.