
ABSTRACT The experiment of the effect of method application and dosage TSP to yield soybean (Glycine max L. Merrill), was carried out at Kedungsari Village, sub District North Magelang, Magelang City, from 1.5 Agustus 1991 until 5 Novem- ber 1991. The soil type was latosol, the soil pH 6,7 with an altitude of 380 metres. The experiment design used was Split Plot Design (SPD) composeā¦