1996 * VII * 3

CONTENTS

 K. Liidak. Do you know the land? ... 229

SCIENTIFIC WORK
E. Turbas. The effect of 20 years of regular liming and fertilization on soil properties ... 233
O. Põldmaa. Dairy farm information system and it’s main parts ... 258
K. Annuk. Removal of nitrogen, phosphorus, potassium and calcium from alluvial swamps with yield of cereal grass stand utilized for cutting ... 270
E. Must. Cooling of milk in the case of milk transportation from farm every other day ... 281
Ü. Pavel. Some thoughts about phytohygiene ... 293

AGRICULTURAL HISTORY
Ü. Oll. An interesting discovery ... 296
J. Kuum. Estonian Farmers Central Society ... 300

REPORTS 302

CHRONICLE
Activities of the Academical Agricultural Society ... 306
Memorial stone to the Miljan brothers ... 308

ANNIVERSARIES 309

MEMORIAL DAYS 317