High lander [Elmer Migo of Kalinga, Apayao, Philippines] shows Batangas[Philippines] farmers how to grow cabbage

abonos nitrogenados adoption de l'innovation advisory officers agriculteur agricultores brassica oleracea capitata conseiller agricole contour cultivation cultivation cultivo cultivo en curvas de nivel culture en courbe de niveau farmers filipinas heat tolerance innovation adoption irrigation lowland nitrogen fertilizers philippines pratique culturale riego sloping land technologie technology tecnologia terre en pente terreno en declive tierras bajas tolerancia al calor variedades varieties