00511nam a2200145Ia 4500 140224s9999 xx 000 0 und d 631.85:661.632:631.416.2(7) 1976.6.1/3 (082.2) M0 Khasawneh, F.E., ed. The role of phosphorous in agriculture Madison American Society of Agronomy 1980 xviii,910p. F.E. Khasawneh Phosphatic fertilizers,Plants-phosphorus effect,Soil-phosphorus content,Phosphate industry BK 0 0 0 0 KSD KSD 2014-02-24 0 631.85:661.632:631.416.2(7) 1976.6.1/3 (082.2) M0 3236 2014-02-24 00:00:00 2014-02-24 BK 96784 96784