ABSTRACT

Sowing scheme ( 8 - 1 5 ) x 4 - 63 14 17.70 9.83 55.5 17 18.76 11.38 60.6 20 19.71 14.65 74.50 23 19.30 13.02 69.00 26 17.62 10.57 60.00

Seed scheme ( 8 - 2 7 ) x 3 - 61 14 16.28 10.50 64.4 17 18.40 13.13 71.4 20 18.02 12.26 68.0 23 18.66 11.42 61.2 26 17.08 9.26 54.2

Rq5 1.032 0.626

Seed rate Various fractions yield of standard onion sets, t ha~1 million per ha 8 -1 4 mm diameter 15-20 mm diameter 21--25 mm diameter

Sowing scheme ( 8 - 1 5 ) x 4 - 63 14 1.88 3.39 4.56 17 2.68 4.49 4.26 20 5.65 4.62 4.38 23 5.26 4.29 3.46 26

Sowing scheme ( 8 - 2 7 ) x 3 - 61 14 2.99 3.4 4.1 17 5.33 4.26 3.56 20 5.09 4.42 2.76 23 4.89 4.34 2.14 26 4.64 3.34 1.28

■♦— 1999 m. (8+15+8+15+15+63) * - 2 0 0 0 m. (8+15+8+15+15+63)

1999 m. (8+27+8+27+8+61) ■X-2000 m. (8+27+8+27+8+61)

Environment and Crop Production

Adamicki, F. 1997. Przechowywanie warzyw. Wyd. I W. s, Warszawa, pp. 83-91. Adamicki, F. 1998. Cebula: zbior, dosuszanie, prsechowywanie. Hortpress sp.z.o.o,

Warszava, 61 pp. Baranauskiene, M. ir kt. 1993. Svogunij ir jij sekhj auginimas. Babtai, pp. 11-14. Brevster, J.L. 1994. Onions and other Vegetable Alliums. Cambridge Univ. Press,

Cambridge, pp. 109. Rumpel, J. 1998. Cebula-zelecnia uprawowe. Osrodek Doradztwa Rolniezego Olecko,

Warszawa, pp. 18. Rumpel, J. 2000. Uprawa cebuli. Hortpress Sp.z.o.o, Warszawa, 2000. pp. 27.