تأثير الحجم و موعد الزراعة في نمو و حاصل الأبصال و البذور للبصل Allium cepa L.

الملخص EN

Field experiment was conducted in AL-Amiria (60 KM) south west Baghdad to study the effected of different size of onion mother bulb (20g , 15g and 10g) at different dates viz ., 30 Nov , 15 Oct and 30 Oct observe their effect on growth , blub and seed yield of onion common red variety .

The mother bulb size and planting time showed significant influence on growth bulb and seed yield of onion .

The small mother bulb size (10g) and late planting time (30 Oct) gave the highest bulb yield (11.43ton.hac1) , and the large mother bulb size (20g) and the early planting time (30Nov) gave the best vegetative growth and highest seed yield (401.93Kg.hac1).