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- [5] Effect of farmyard manure, organic manure and balanced fertilizers application on the productivity and soil fertility in pearl millet (Pennisetum glaucum)- mustard (Brassica juncea) cropping sequence in sandy loam soil of semi-arid regions INDIAN JOURNAL OF AGRICULTURAL SCIENCES, 2016, 86 (02): : 220 - 226
- [6] RESPONSE OF DIGITARIA SETIVALVA TO NITROGEN, PHOSPHORUS, POTASSIUM, MAGNESIUM AND CALCIUM ON EBINI SANDY LOAM, GUYANA .1. EFFECT ON YIELD, TISSUE COMPOSITION AND NUTRIENT UPTAKE TROPICAL AGRICULTURE, 1972, 49 (02): : 115 - +
- [7] RESPONSE OF DIGITARIA-SETIVALVA TO NITROGEN, PHOSPHORUS, POTASSIUM, MAGNESIUM AND CALCIUM ON EBINI SANDY LOAM, GUYANA .2. EFFECT ON SOME CHEMICAL PROPERTIES AND NUTRIENT STATUS OF SOIL TROPICAL AGRICULTURE, 1973, 50 (03): : 193 - 202