ABSTRACT The research entitled 'THE EFFECT OF PLANT SPACING AND THE DEFOLIATION LEVEL ON GROWTH AND YIELD OF COWPEAS (Vigna unguiculata (L) Walp.) was begun on October 31, 1992 until January 30, 1993 and carried out at Kedung- sari, sub district North Magelang, the soil was lathosol type, pH 6,5 on 380 meters altitude. The research has used Factorial experiment method with Randomized Completel…
ABSTRACT An experiments to know the effect of urea fertilizer dose and time of application of urea fertilizer on yield of petsai (Brassica pekinensis L.) had been carried out since & February until 19 April 1998 at Ngargosoka village, Srumbung distrik, Magelang regency. The soil type is Regosol with pH 6,0 and altitude 580 meters. The method is factorial experiment (3x3) with randomized comple…
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