✦ LIBER ✦

Influence of duration of infestation by cowpea aphid (Aphididae) on growth and yield of resistant and susceptible cowpeas

✍ Scribed by I.Billy Annan; George A. Schaefers; Ward M. Tingey

No coin nor oath required. For personal study only.

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Interactions of fertilizer, cultivar sel

✍ Annan, I. Billy; Ampong-Nyarko, K.; Tingey, Ward M.; Schaefers, George A. 📂 Article 📅 1997 🏛 Taylor and Francis Group 🌐 English ⚖ 254 KB

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