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Book 1992

Autor: Hartley, P.

L'irrigation est une pratique tres ancienne, aussi vieille que la civilisation. C'est l'application artificielle d'eau sur Ie sol pour la production agricole. L'eau d'irrigation sert generalement II completer reau de pluie et la contribution de Ia nappe phreatique. L'ir-rigation permet d'eviter I...

Enlace original: https://cgspace.cgiar.org/handle/10568/98730

Investigación en Agricultura
Enlace permanente

Hartley, P. ,  [Systems d'irrigation pour les fermes experimentales: guide de recherche de lIita, No. 14] ,  Systems d'irrigation pour les fermes experimentales: guide de recherche de lIita, No. 14
Book 1998

Autor: Hartley, P.

Postharvest research is concerned with maintaining crop quality until the crop reaches the consumer. Postharvest physiology includes study of the physiological development of fruits, and their metabolic processes, especially transpiration and respiration. Postharvest improvements aim to slow down...

Enlace original: https://cgspace.cgiar.org/handle/10568/95923

Investigación en Agricultura
Enlace permanente
Hartley, P. ,  [Postharvest physiology of plantain and banana: IITA research guide, No 64] ,  Postharvest physiology of plantain and banana: IITA research guide, No 64
Book 1998

Autor: Hartley, P.

The agricultural tractor has passed through a long evolution from the early steam-powered machines to the modern petrol and diesel engine tractors of today. The hydraulic system, power take off, and auxiliary modules have greatly extended the capabilities of tractors. Today, the reliability of tr...

Enlace original: https://cgspace.cgiar.org/handle/10568/95921

Investigación en Agricultura
Enlace permanente
Hartley, P. ,  [Tractor design and operation for research stations: IITA research guide, No. 4] ,  Tractor design and operation for research stations: IITA research guide, No. 4

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