Dalam sistim konversi energi, motor listrik khusus nya motor induksi akhir-akhir ini sempat berperan aktif ka-rena mempunyai beberapa kelebihan sehingga banyak dipakai sebagai penggerak dalam industri. Namun dalam menjalankan motor, kadang dijumpai kendala-kendala yang menyebabkan mo-tor tidak jalan atau rusak. Adapun penyebab motor tidak ja lan adalah gangguan yang terjadi dari dalam maupun lu…
ABSTRACT The experiment of the effect of concentration and time of application by Gandasil D folliar fertilizer on yield of cacao (Theobroma cacao L.), it had been done on regosol soil, pH 6,5 at Kramat village, nort Magelang, at Magelang district, was carried aut during 31 Nof ember 1990 until Februari 1991, an elevation 365 meters above the sen. The experiment was done by using factoria…
The experiment is study the of population and wee- ding interval on yield of ground nuts (Arachis hypogaea L) kelinci variety was carried out since 25 Pebruary until 3 Juni 1955 at Kedungsari Village, Nort Megelang District, Magelang Regency. The experiment was on Lato- sol soil by pH 6,5 and altitude 360 metres above sea level. The experiment is a factorial (3 x 3) of plant po- pulation…
The objective of this experiment is to know the influ- ence of number of nodes of shoot cutting and dose of pota- ssium fertilizer on the yield of sweet potato. The experi- ment was carried out from Febuary 2, 1989 until Jul 2, 1989 1n Borobudur village the regency of Magelang, Central Java, on the Latosol soil, altitude 18 550 metros. Metodology of this experiment is the Faktorial method ba…
The experiment concerning the influence of concentrati- on and moment gift fertilizer leaves Gandasil D to yield chinese cabbage (Brassica chinensis) already had been carri- th ed out begin Mei 24 th until 19 1990 at Sukoyoso, Sutopati. Village, Kajoran District, Magelang Regency, Central Java Provincy, with an altitude of 1100 meters above sea level, the soil type was Brown Latosol with soil p…
An experiment to study the effect of dose of nitrogen (N) fertilizer on intencity of leaf spot attack (Cercospora sp) on peanut varieties (Arachis hypogeae L) had been carried out from 7 September 1995 until 29 Desember 1995 in Girirejo quarter, Tegalrejo sub distric, Magelang Regency. The soil is latosol with pH 6,5 and the elevation 320 meters to the sea level. The design is factorial with…