Tropicultura

Open Access ISSN 0771-3312 eISSN 2295-8010

1993 vol. 11 no 2

Schamp N. — The Universitary Cooperation for Development (Text in Dutch), p. 41-42.
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Original articles

Baboy L., Sabiti K. — Statistical analysis of the influence of four types of mulch on the productivity of two varieties of tomatoes (Text in French), p. 43-49.
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Ben Halima-Kamel M., Ben Hamouda MH. — Aphids in the protected crops and their natural enemy in Tunisia (Text in French), p. 50-53.
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Defoer T., Hussain SS., van Nieuwkoop M., Erenstein O. — Onions in the farming systems of the Swat Valley, Northern Pakistan : Implications for research and extension, p. 54-60.
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Rwigema JB., Van den Berghe CH., Mujawayezu AM., Sota P. — Interaction between enriched farmyard manure with fertilizers, lime and different phosphorus sources obtained from the phosphatic rock from Matongo on a ferralitic soil from the region of Bututsi (Burundi) (Text in French), p. 61-66.
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Technical notes

Hamers C., Aboulhouda YI., Abdillah Y., Faharoudine A. — Note on the pathology of livestock in Grande Comore (Islamic Federal Republic of Comores) (Text in French), p. 67-69.
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Otles S. — The nutrient composition of watermelons Citrullus vulgaris in Turkey, p. 70-71.
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Ngoy Kadiebwe N. — Study of the behaviour in the field and of local varieties performances of sweet potato Ipomoea batatas in eastern Zaire (Text in French), p. 72-73.
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Makany L. — Panafrican Union for Science and Technology (P.U.S.T.) (Text in French), p. 74-75.
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Bergen D. — Disseminating research results is not enough : farmers also need tools for their evaluation and for finding their own solutions (Text in French), p. 76-61.
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Bibliography

p. 83-84.
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