Transactions 4
Transactions of the Estonian Academic Agricultural Society
4
Proceedings of the Estonian Academic Agricultural Society April, 10…11, 1997
Tartu 1997
Editorial Board: A. Lember, R. Lillak, A. Reintam, O. Saveli, H. Tikk, R. Viiralt
Contents
PLANT HUSBANDRY
- A. Bender. About the level of red clover breeding at Jõgeva ... 5
- M. Ivask, J. Truu. Application of soil biota characteristics to the evaluation of managed soils ... 9
- M. Järvan. An effect of powdered carbonate rocks on greenhouse vegetables grown on peat medium ... 13
- M. Järvan, H. Niine, P. Rausberg. An effect of ecological and conventional cultivation methods on the yield and biological quality of vegetables ... 17
- R. Kask. An influence of organic matter on the bulk density in soils ... 21
- Ü. Kollist, E. Tikk, M. Agur. Virus resistance analysis of potato somaclones ... 25
- M. Koppel. Estonian Potato Gene Bank ... 27
- M. Koppel. Potato variety ‘Anti’ ... 31
- K. Kotkas. The storage of potato varieties in vitro as meristem plants ... 33
- T. Kuill, E. Lauringson, A. Salus. About the competition in plant field communities ... 35
- V. Kukk, H. Küüts. Plant genetic resources for agriculture in Estonia ... 37
- R. Kõlli. Soil classification as an essential tool in soil cover research ... 39
- H. Kärblane, L. Kevvai, J. Kanger. Leaching of Pb, Cd and Hg ... 43
- H. Kärblane, L. Kevvai. The limitary concentrations of Pb, Cd and Hg content in the Estonian arable soils ... 47
- E. Kärner, M. Kärner. About the influence of a nitrogen fertilizer on the yield and quality of ground barley ... 49
- H. Küüts, I. Küüts, Ü. Tamm, I. Tamm. The level of barley and oats breeding at Jõgeva ... 53
- E. Lauk. Methodological additions to research into cereal-leguminous mixed crops ... 57
- I. Lemetti, O. Ellermäe. Soil colours according to the Munsell soil colour charts ... 61
- R. Lillak, A. Linke, M. Marrandi. An effect of genotype characteristics of the alfalfa sward formation in the seeding and first harvest year ... 65
- H. Lõiveke. Rye diseases and their control caused by microfungi in Estonia ... 69
- A. Pae, J. Simisker. An influence of a biocontrol agent Trichoderma viride on the yield of cucumber plants in a plastic greenhouse ... 71
- O. Priilinn, T. Enno. Genetical recombination in plant breeding ... 73
- H. Raave, L. Raave. Grazing of grass swards sown with pure grasses and with grass-white clover mixtures ... 77
- H. Remmelg, A. Õunmaa. Apomixis: potentialities in plant breeding ... 81
- R.-J. Sarand, T. Kiisk, I. Jaaniste. The preservation of a crushed moist mixed crop ... 85
- I. Tammaru, E. Tuubel. The role of arthropod predators in agrocoenosis and influence of pesticides on the number of predators ... 89
- A. Toomsoo, P. Kuldkepp. The effect of organic fertilizers and different rates of ammonium nitrate on the yield and quality of potato ... 91
- A. Tsahkna. The new potato variety ‘Juku’ ... 95
- S. Uusna. Integrated weed control in a rotation of field crops ... 99
- V. Vasar. Storage of sour cherry (Prunus cerasus auct.) microshoots at a temperature +4 C ... 101
- E. Vesik. The chemical control of potato tuber diseases ... 103