Acta fytotechnica et zootechnica, 1, 1998, 3

	Magda LACKO-BARTOŠOVÁ, Milan ANTALA Formation of quantitative characters of Triticum spelta (L.) cultivars in the conditions of South Slovakia....55
	Vendelín MUCHA Influence of soil moisture and temperature on oxidoreductase activity....58
	Ladislav MEČIAR The influence of production technology on the seed quality of winter wheat....60
	Richard POSPÍŠIL Energy balance of crop production systems intended for production of grain crops....63
	Soňa JAVOREKOVÁ, Dana TANČINOVÁ, Peter ONDRIŠÍK Testing starch polyethylene films for resistance to soil fungi....67
	Milan PAJTÁŠ, Mária CHRENEKOVÁ, Alexander SOMMER, Ján CHOVANEC The influence of excessive magnesium doses and additions of fat and oil on digestibility of nutrients and balance of nitrogen in ruminants....70
	Ivan PAŠKA, Mária BULLOVÁ, Jozef LACKOVIČ, Stanislav ELIÁŠ Evaluation of carcass value from two combinations of pig crossing....73
	Peter ONDRIŠÍK, JAROSLAV NOSKOVIČ Effect of urea-formaldehyde condensates and nitrification inhibitors on the rate of creation of inorganic nitrogen....76