Acta fytotechnica et zootechnica, 4, 2001, 2

	Ladislav VETERÁNY, Martin HALAJ, Svätoslav HLUCHÝ, Jaroslav JEDLIČKA The Influence of Egg Set Weight on Chicken Hatching....29
	Pavel SANISLÓ, Alexander SIROTKIN, Adriana BUDÁČOVÁ, Iveta FLORKOVIČOVÁ, Hans-Jorg SCHAFFER A Role of Thrombopoietin and Different Protein Kinases in the Regulation of Proliferation, Apoptosis and Steroidogenesis in Porcine Ovarian Cell In Vitro....31
	Ivan ČERNÝ, Vladimír PAČUTA, Jana ŠIMURKOVÁ Influence of Atonik on Sugar Beet Root Yield and Quality....34
	Peter KOVÁČIK, Ján JANČOVIČ Deficiency Symptoms of Nitrogen, Phosphorus, Potassium and Sulphur in Radish Plants....38
	Helena GREGOROVÁ, Jaroslav ŠPANKO Productivity and Quality of Simple Clover-Grass Mixtures under Different Sowing Portions....42
	Vendelín MUCHA Formation of Soil Aggregates in Tetra-culture....46
	Monika VRÁBLOVÁ, Peter TÓTH, Vladimír JANSKÝ, Ľudovít CAGÁŇ Cicadas (Auchenorrhyncha) Associated with Redroot Pigweed, Amaranthus retroflexus L., in Slovakia....90