Via Afrika Agricultural Sciences

1 Language: EnglishVia Afrika Agricultural SciencesGrade 12 4tVEZ GuideGrade 12 Teacher s GuideVia Afrika Agricultural SciencesVia Afrika understands, values and supports your role as a teacher. You have the most important job in education , and we realise that your responsibilities involve far more than just teaching. We have done our utmost to save you time and make your life easier, and we are very proud to be able to help you teach this subject successfully. Here are just some of the things we have done to assist you in this brand-new series was written to be aligned with CAPS. See pages 8 to 11 to see how CAPS requirements are possible work schedule has been included. See pages 4 and 5 to see how much time this could save unit starts with an overview of what is taught, and the resources you need.

2 See page 19 to nd out how this willhelp with your is advice on pace-setting to assist you in completing all the work for the year on time. Page 17 shows you how thisis on how to introduce concepts and scaffold learning is given for every topic. See pages 19 and 20 for an the answers have been given to save you time doing the exercises yourself. See page 21 for an included is a CD lled with resources to assist you in your teaching and assessment. See the inside front accompanying Learner s Book is written in accessible language and contains all the content your learners need to master. The exciting design and layout will keep their interest and make teaching a pleasure for would love to hear your feedback. Why not tell us how it s going by emailing us at Alternatively, visit our teacher forum at Hemlata Govender, TeacherEducation is not static.

3 It s evolving, and I think you need to look at what you can offer and what works for you, as well as taking into consideration thedifferent methodologies and teachings. , MbathaVia AfrikaAgricultural SciencesGrade Study GuideISB N: 978-1- 41546-296-6 ContentsIntroduction to Agricultural Sciences ..1 Topic 1 Animal nutrition and digestion ..2 Unit 1 Animal nutrition ..3 Unit 2 Digestion in non-ruminants and ruminants ..6 Unit 3 All about feed and feed flow planning ..12 Topic questions ..32 Topic 2 Animal production ..35 Unit 1 Animal production systems ..36 Unit 2 Animal shelter ..39 Unit 3 Behaviour and handling of farm animals ..45 Topic questions ..53 Topic 3 Animal reproduction ..55 Unit 1 The male reproductive system ..56 Unit 2 The female reproductive system ..61 Unit 3 Natural mating and other forms of reproduction.

4 67 Unit 4 Fertilisation and 5 The birth process (parturition) ..74 Unit 6 Lactation ..77 Topic questions ..80 Topic 4 Animal health and diseases ..83 Unit 1 Animal health ..84 Unit 2 Animal diseases ..88 Unit 3 Parasites in farm animals ..98 Unit 4 Plant and metallic salt poisoning ..105 Topic questions ..108 ContentsIntroduction to Agricultural Sciences ..1 Topic 1 Animal nutrition and digestion ..2 Unit 1 Animal nutrition ..3 Unit 2 Digestion in non-ruminants and ruminants ..6 Unit 3 All about feed and feed flow planning ..12 Topic questions ..32 Topic 2 Animal production ..35 Unit 1 Animal production systems ..36 Unit 2 Animal shelter ..39 Unit 3 Behaviour and handling of farm animals ..45 Topic questions ..53 Topic 3 Animal reproduction ..55 Unit 1 The male reproductive system.

5 56 Unit 2 The female reproductive system ..61 Unit 3 Natural mating and other forms of reproduction ..67 Unit 4 Fertilisation and 5 The birth process (parturition) ..74 Unit 6 Lactation ..77 Topic questions ..80 Topic 4 Animal health and diseases ..83 Unit 1 Animal health ..84 Unit 2 Animal diseases ..88 Unit 3 Parasites in farm animals ..98 Unit 4 Plant and metallic salt poisoning ..105 Topic questions ..108 Topic 5 Basic Agricultural genetics ..111 Unit 1 Basic genetic concepts ..112 Unit 2 Patterns of inheritance ..117 Unit 3 Variation and mutation ..119 Unit 4 Selection and breeding ..122 Unit 5 Genetic modi cation ..126 Topic questions ..131 Topic 6 Agric-economic production factors ..135 Unit 1 Land as an agric-production factor ..136 Unit 2 Labour as an agric-production factor.

6 139 Unit 3 Capital as an agric-production factor ..143 Unit 4 Management as an agric-production factor ..149 Topic questions ..156 Topic 7 Agricultural marketing ..159 Unit 1 What is Agricultural marketing? ..160 Unit 2 Agricultural marketing systems ..168 Topic questions ..176 Topic 8 Agricultural entrepreneurship and business planning ..179 Unit 1 Agricultural entrepreneurship ..180 Unit 2 Agri-business plan ..182 Topic questions ..187 Answers to Topic questions ..191 Via Afrika Publishers Agricultural Sciences Study Guide eBook Introduction to Agricultural SciencesAgricultural Sciences is the study of the relationship between soils, plants and animals in the production and processing of food, fibre, fuel and other Agricultural commodities that have an economic, aesthetic and cultural value.

7 Agricultural Sciences is an integrated science. It combines knowledge and skills from Physical Sciences , Life Sciences , Social Sciences , Earth Sciences , Engineering, Mathematics and Economics. This subject must be seen within the holistic science framework rather than as an isolated Agricultural Sciences you will: develop an awareness of the management and care of the environment, natural resources and the humane treatment of animals through application of science and related technology develop problem-solving mechanisms within the contexts of Agricultural production, processing and marketing practices be aware of the social and economic development of the society at large through personal development in commercial and subsistence farming enterprises become informed and responsible citizens in the production of Agricultural commodities, caring for the environment and addressing social justice issues be aware of Agricultural indigenous knowledge and practices through understanding Agricultural Sciences in historical and social contexts.

8 Rationale for Agricultural SciencesThe interdependence of people and natural resources and the increasing demand on the latter has led to a need for proper utilisation, management and conservation of Agricultural and natural resources. Relevant education at secondary school levels can contribute to meeting these demands in a sustainable way. An appreciation and awareness of the importance of natural resources and a responsibility towards their preservation should be fostered from an early age through the Natural Sciences learning fulfil the increasing demand for food and fibre and to meet the aspirations of communities, the acquisition of relevant knowledge, skills, attitudes and values is of vital importance. Via Afrika Publishers Agricultural Sciences Study Guide eBook Introduction to Agricultural SciencesAgricultural Sciences is the study of the relationship between soils, plants and animals in the production and processing of food, fibre, fuel and other Agricultural commodities that have an economic, aesthetic and cultural value.

9 Agricultural Sciences is an integrated science. It combines knowledge and skills from Physical Sciences , Life Sciences , Social Sciences , Earth Sciences , Engineering, Mathematics and Economics. This subject must be seen within the holistic science framework rather than as an isolated Agricultural Sciences you will: develop an awareness of the management and care of the environment, natural resources and the humane treatment of animals through application of science and related technology develop problem-solving mechanisms within the contexts of Agricultural production, processing and marketing practices be aware of the social and economic development of the society at large through personal development in commercial and subsistence farming enterprises become informed and responsible citizens in the production of Agricultural commodities, caring for the environment and addressing social justice issues be aware of Agricultural indigenous knowledge and practices through understanding Agricultural Sciences in historical and social contexts.

10 Rationale for Agricultural SciencesThe interdependence of people and natural resources and the increasing demand on the latter has led to a need for proper utilisation, management and conservation of Agricultural and natural resources. Relevant education at secondary school levels can contribute to meeting these demands in a sustainable way. An appreciation and awareness of the importance of natural resources and a responsibility towards their preservation should be fostered from an early age through the Natural Sciences learning fulfil the increasing demand for food and fibre and to meet the aspirations of communities, the acquisition of relevant knowledge, skills, attitudes and values is of vital Via Afrika Publishers Agricultural Sciences Study Guide eBook Topic OverviewAnimal nutrition and digestionAnimal digestion and nutritionAnimal nutritionTOPIC 1 Page 2 UNIT 1 Page 3 Digestion in non-ruminants Digestion in ruminants Digestion in the rumen Components of feed Digestibility of feed Quality of feed.