Seilgazina Sm 1

1. The effects of NPK fertilization on hay production and some yield components of crested wheatgrass (Agropyron cristatum) in the dry steppe zone of Eastern Kazakhstan
2. The effects of feeding with organic waste by terrestrial isopod Philoscia Muscorum on enzyme activities in an incubated soil
3. Age changes in extramural digestive glands of sheep and rabbits in the postembryonic period
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