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Geographic information system and participatory mapping in identifying and monitoring root and tubers crops in Benguet, Philippines
Foilsithe / Cruthaithe 2015Tráchtas -
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Principles of crop production theory, techniques, and technology
Foilsithe / Cruthaithe 2005LEABHAR -
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Technoguides for agricultural production and livelihood projects
Foilsithe / Cruthaithe 1999LEABHAR -
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Panagpatanor ti kawayan manual nga usar dagiti agum-uma ken kamen ti reforestation extension ti gobeyerno ditoy Pilipinas.
Foilsithe / Cruthaithe 1995LEABHAR -
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Secondary crops in primary functions the search for systems, synergy, and sustainability
Foilsithe / Cruthaithe 1995LEABHAR -
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