Ammonium and nitrate as sources of nitrogen for vegetable transplants

abonos nitrogenados ammonium nitrate azote brassica oleracea capitata cabbages calcium nitrate chou pomme crecimiento croissance fitotoxicidad growing media growth lycopersicon nitrate d'ammonium nitrate de calcium nitrate de potassium nitrato de amonio nitrato de calcio nitrato de potasio nitrogen nitrogen fertilizers peat phytotoxicity potassium nitrate repiquage repollo substrat de culture substratos de cultivo tomate tomatoes tourbe transplanting trasplante turba