Acta fytotechnica et zootechnica, 1, 1998, 2

	Ľudovít CAGÁŇ Damage to maize stems and cobs caused by the European corn borer (Ostrinia nubilalis HBN.) larvae....29
	Eva SZABOVÁ, Dana URMINSKÁ Biotransformation of phytomass in the conditions of a semi-solid state fermentation....34
	Rudolf SLOVÍK A microscopical study of the processes of transformation of alfalfa and wheat matter....37
	Jozef TÓTH, Ján TOMÁŠ, Anna HRUŠKOVIČOVÁ, Evaluation of soil hygiene in the vinicity of a metallurgical factory....42
	Osama SHALEBY, Ján BÍZIK Effect of farmyard manure and sodium humate on the content of mercury in spring wheat....46
	Ladislav VETERÁNY, Svätoslav HLUCHÝ, Ján WEIS The influence of artificial sound stimulation with a variant power amplitude and different time on hatching chicken of the ISA 715 VEDETTE hybrid....49
	Ivan PAŠKA Pig breeding in welfare....51