Abstract:
The effect of P fertilizer and organic matter on growth and yield of potato.
Five levels of P fertilizer, 0, 75, 150, 225, 300 kg P2O5/ha were combined with two kinds of organic matter, chicken manure and green manure (Azolla). Plant height, tuber fresh weight, shoot dry weight and yield were higher under the application of 20 ton/ha chick en manure and 150 kg P2O5/ha.
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