Transactions 6
Transactions of the Estonian Academic Agricultural Society
6
Proceedings of the Estonian Academic Agricultural Society
April 8–9, 1998 Tartu 1998
Editorial Board:
K. Annuk, A. Lember, J. Praks, A. Reintam,
O. Saveli, H. Tikk, R. Viiralt
Contents
PLANT HUSBANDRY
- M. Agur, V. Rosenberg. Dependence of PVX-resistance of the potato meristemic clones on the location of operated meristem in the plant ... 5
- A. Aruksaar, T. Püssa, P. Kuldkepp, M. Ivask. Effect of some antibacterial veterinary drugs on growth of barley and radish ... 7
- A. Bender. The economic characteristics of variety ‘Ellerslie I’ ... 11
- A. Bender, S. Tamm. Yield ability and quality of Estonian natural lucerne populations ... 15
- M. Järvan, H. Laitamm. Effect of cultivation method on the yield and biological quality of garden crops, and on the microbiological processes in soil ... 19
- M. Järvan, P. Põldma. An effect of lime fertilizers on vegetables ... 23
- S. Kalev. Pulses growing area, types and uses of pea (Pisum sativum L) in Europe ... 27
- R. Kask, H. Niine. Ignition loss as an analytical characteristic of soil ... 31
- M. Koppel, A. Tsahkna, I. Bender. Breeding of nematode resistant potato varieties at Jõgeva ... 35
- K. Kotkas. Influence of medium content and in vitro preservation conditions on the productivity of potato genebank meristemplants ... 39
- T. Kuill, E. Lauringson. About competition in agrophytocoenosis ... 43
- R. Kõlli. Soil cover of Estonia as influenced by present-day land use policy ... 47
- H. Kärblane, L. Kevvai, J. Kanger. Changes in the content of lactate soluble phosphorus and potassium in the soil ... 51
- H. Kärblane, L. Kevvai, J. Kanger. The content of Pb, Cd and Hg in Plants ... 55
- E. Kärner, M. Kärner. The influence of nitrogen fertilizer and preceding crop on the gluten content of spring wheat ... 59
- M. Kärner, E. Kärner, V. Geherman. The influence of fertilization on the crude protein yield of field grass rich in red clover ... 63
- O. Kärt, V. Karis, H. Kaldmäe, M. Mäesalu. Some correlations between the characteristics of the quality of silages estimated on the basis of samples collected in 1997 ... 67
- E. Lauk, J. Leis. Optimum seed norms and productivity of mixed seeding of wheat and vetch ... 71
- R. Lillak. Impact of autumn cutting date on alfalfa tillers growing ability and productivity depending on cultivar characteristics ... 75
- R. Lillak, A. Linke. Changing in some qualitative and quantitative characteristics of alfalfa crown with sward ageing ... 77
- H. Lõiveke, M. Häusler, V. Loide. About the possibilities cereal crops monoculture cultivation on loamy sod-calcareous soil ... 81
- P. Lättemäe, U. Tamm, R.-J. Sarand. The effect of technological factors on quality of big bale silage ... 85
- A. Pae, T. Univer. Changes in radiation level in the canopies of apple trees after hard pruning ... 89
- O. Priilinn, T. Enno, H. Peusha. Genetical collection of wheats and its using in the Institute of Experimental Biology at the Estonian Agricultural University ... 91
- M. Raudseping, D. Lõhmus. Influence of sowing time and agryl cover to pods yield of french bean ... 95
- V. Rosenberg. The variation of yielding ability of meristem clones of potato variety ‘Eba’ ... 99
- R.-J. Sarand, T. Kiisk, I. Jaaniste. Increasing aerobic stability of silages prepared with biological addivities ... 103
- R.-J. Sarand, A. Põlluste, H. Laitamm, P. Karpa. The effect of Rhizobium inoculum on persistence and yield of cutted or pastured alfalfa cultivars ... 107
- U. Tamm. The content of crude fibres in forages and its impact on digestibility of organic matter ... 111
- A. Toomsoo, P. Kuldkepp. The effect of application of pig slurry with straw as a fertilizer ... 115
- V. Vasar. Influence of nitrogen and cytokinin source on Prunus avium L. proliferation and elongation in vitro ... 117
- E. Vesik. The chemical weeds control with herbicide Stomp ... 121
- R. Viiralt, N. Kabanen. Influence of the time of the first cut and the annual number of cuts on the yield of forage legumes ... 123
- A. Õunmaa, H. Remmelg. Number of chromosomes of the cultivars and breeds developed in Estonia ... 127