✦ LIBER ✦

Tithonia and senna green manures and inorganic fertilizers as phosphorus sources for maize in Western Kenya

✍ Scribed by C. N. Gachengo; C. A. Palm; B. Jama; C. Othieno

No coin nor oath required. For personal study only.

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Innovations as Key to the Green Revoluti

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Phosphorus availability and maize respon

✍ A.B Kwabiah; N.C Stoskopf; C.A Palm; R.P Voroney; M.R Rao; E Gacheru 📂 Article 📅 2003 🏛 Elsevier Science 🌐 English ⚖ 128 KB