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Agriculture for Secondary Schools

                                           Glossary



          Acidosis                                 Asset
             a  build-up  of  excessive  acid  in  the   an item  or property (cash and cash
             body fluids or tissues                   equivalent) owned by a person/farmer
          Ascariasis                                  or organisation which can be used for
             infestation  of the intestines with      the payment of debts
             roundworms                            Bellow

          Acclimatisation                             characteristic  sound produced  by
             the process of change or adjustment      cows when on heat or hungry
             by which an organism becomes better   Biosecurity
             suited to different conditions of life   the hygiene and sanitation measures to

          Ad libitum feeding                          be taken so as to prevent the spread of
             prodiving feed to an animal all times.   diseases to livestock
          Adulteration                             Bloat
             addition or removal of a component       a swollen state of rumen and reticulum
             in  liquid  or  solid  food,  drug  or   caused by excessive accumulation of
             chemical  material  that  would  lower   gas, commonly occurs in ruminants
             its nutritional or working quality       that have been grazed on young, lush
          Anaemia                                     legumes or ingested large amounts of
             a condition in which the number of       concentrate rations
             red  blood cells  or the  haemoglobin   Boar
             concentration  within  them  is  lower   a mature male pig usually kept for
             than normal                              breeding
          Anion                                    Buck
             an atom or a group of atoms, that is, a   a male goat or rabbit
             molecule which is negatively charged
                                                   Buffer solution
          Anti-nutritional factors                    a solution containing an acid and a
             are substances that when present
             in animal  feed or water reduce  the     base or salt, which tends to maintain a
             availability of one or more nutrients    constant hydrogen ion concentration

          Anti-oxidant                             Buffer
             a substance which slows down the rate    to maintain a constant hydrogen
             at which something decays  because       ion concentration. It also means a
             of  oxidisation,  that  is,  combining   chemical  that keeps a liquid from
             with oxygen                              becoming more or less acidic
                                                   Bull
                                                      uncastrated male cattle

                                                                    Student’s Book Form Three
           332




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