Titlebook: An Introduction to Agricultural Systems; C. R. W. Spedding Book 1988Latest edition Elsevier Applied Science Publishers Ltd 1988 agricultur

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争论

Biological Efficiency in Agriculture,Although agriculture involves a great deal more than biology, it is nevertheless based on biological processes. It is impossible to conceive of an agriculture or an agricultural system that is not based on one or more biological processes. Indeed, a part of the definition proposed in Chapter 1 was the controlled use of animals and plants.

Nefarious

Pastoral Nomadism,Nomads are people who travel more or less continuously, with no settled homes, although often following well-established, traditional routes.

喷出

Industrial Food Production Systems,There are a number of food production systems that use little or no land (except for buildings) but do use biological organisms, usually in highly controlled environments. No-one would class them as farming, which seems generally to be associated with the use of land or water, but they are regarded here as part of agriculture.

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MAUVE

https://doi.org/10.1007/978-3-658-02041-5 can be called agricultural, but this is not good enough if we are seriously interested in topics such as the role of science in agriculture, the role and importance of agriculture in the world and how agricultural efficiency can be improved.

Outmoded

https://doi.org/10.1007/978-3-658-02041-5lled enterprises, farms, plantations, regional and national agricultures. It is useful to have a term of this kind that does not imply a particular size or level of organisation. After all, the essential activity does not imply anything of this kind and it is desirable to be able to discuss operatio

GRAVE

https://doi.org/10.1007/978-3-8349-3900-5 to farm businesses just as to any other business activity, although it is often true that the objectives of farming may be rather different. If a large tract of land is wholly owned, it can be used for very low output enterprises (or not at all), such as grouse or tiger hunting. It may be said that