Balance of phosphorus and potassium in selected farms of three communities of Leszno region [Poland]
2008
Borowczak, F. | Alaszkiewicz, M. | Milkowska, A. | Szymanska, K.,Uniwersytet Przyrodniczy, Poznan (Poland). Katedra Uprawy Roli i Roslin
In this paper the balance of phosphorus and potassium in 91 selected farms of three communities of Leszno region (Poland) is presented. It was stated in carried out research the surplus balance of phosphorus in 65 farms (71.4 percent of the total number of farms). In 20 farms (22.2 percent of the total number) the surplus value of balance of this component was larger than 50 kg P2O5 per 1 ha of agriculturally utilized area. In case of potassium, the surplus balance occurred in 48 examined farms (52.7 percent of total number). In 12 farms (13.2 percent) it was larger than 50 kg K20/ha of AUA. Among cultivated plants the highest surplus balance value of phosphorus was stated in fodder as well as sugar beet, potato and winter rape cultivation. In cultivation of the most plants it was showed the negative balance of potassium
اظهر المزيد [+] اقل [-]الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
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