Kumquat oranges, formerly regarded as a separate genus Fortunella, are now generally included in Citrus s.l. Originating in China, two species are widely cultivated: oval kumquat Citrus margarita, syn. Fortunella margarita, and round kumquat Citrus japonica, syn. Fortunella japonica. A popular...

In summer 2003 a Physalis sp. found growing on two waste sites in Norway was identified as P. grisea, which was designated a new species by M. Martinez in North America, and was recorded in similar situations in Sweden in 2002. The plant is described and illustrated.

In a comparison of 9 planting dates between 9 May and 29 August for the raspberry cv. Veten, planting on 9 May resulted in the highest yield in the following year. The most marked drop in yield (fewest berries/da) occurred with planting between 23 May and 20 June, due to poor cane growth. Planting...

Larvae of Ceratitis capitata (Wied.) are reported infesting oranges imported into Norway in 1979. The biology and injuriousness of the tephritid are described.

Greenhouse cucumbers were observed exhibiting leaf necroses in Østlandet, Norway. The causal agent was identified as melon necrotic spot carmovirus on the basis of symptoms, transmission, host range, particle morphology, serological relationships and presence of its vector Olpidium radicale.

This report on a seminar on the postharvest care of fruit and berries in the Scandinavian countries contains summaries (variously in Norwegian, Swedish and English) of 17 contributions. Topics dealt with include the storage of apples grown in Finland; changes in the quality of sweet cherries; the...

Strawberries, cv. Senga Sengana, were planted on 13 different dates between 10 May and 30 October, using bare-rooted runners or runners raised in Jiffy-7 peat pots. The yield in the first year after planting fell markedly with each delay in planting date after 16 July. From data on accumulated day...

In 1977 and 1978 unripe, ripe and overripe fruits of 39 sweet cherry cvs were collected from two sites in Ullensvang (W. Norway) and at the University of Agriculture (S.E. Norway). Data are tabulated for picking date, fruit size, colour and firmness, stone size, juice colour, soluble solids,...

In 2 years' trials, fruits of the plum cvs Mallard, Opal, Oullins [Oullins Gage], Rivers Early Prolific [Early Rivers] and Victoria were harvested at 4 stages of maturity and held for up to 12 days at 2 deg or 20 deg C. During ripening at either temperature, fruit colour increased and firmness and...

In this brief review from Norway, notes are provided on about 10 species of leaf-mining Lepidoptera of temperate fruits in Europe and America which are potential pests (and in some cases known pests) in Norway. The 3 American species include Phyllonorycter crataegella and P. elmaella.