Effectiveness of magnesium- and boron-enriched complex fertilizer (14-10-12-3-0.2) on the pasture maintenance and management, 2; Changes in the forage yields, yield components, and chemical compositions in a mixed grass-clover and pure grass swards

analytical methods chemical composition composition chimique contenido de materia seca contenido mineral crude fat crude fibre dry matter content fibra bruta fibre brute graisse brute gramineas graminee grasa bruta grasses grasslands herbage mineral content oversowing praderas resiembra semis sous couvert technique analytique