Seasonal variation in hydrochloric acid, malic acid, and calcium ions secreted by the trichomes of chickpea (Cicer arietinum)

acide chlorhydrique acide malique acido malico calcio calcium chlorides chlorure cicer arietinum cloruros daylight glande vegetale hydrochloric acid hydrogen ion iones ions light regimes malate malates malatos malic acid ph plant glands plant secretions regimenes de luz seasonal variation secreciones de las plantas