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The effects of alfalfa Medicago sativa [L.] plantation age on the occurrence of adult Curculionoidea

100%

Pisarek M.

Journal of Plant Protection Research

2001

tom 41

nr 1

The numbers of Curculionoidea showed a growing tendency during the initial four years of alfalfa crop use for green fodder, but in the subsequent years they decreased significantly. The number of species increased with the plantation age.

The occurrence of Curculionoidea on alfalfa [Medicago sativa [L.] crops in South-Eastern Poland

100%

Pisarek M.

Journal of Plant Protection Research

2001

tom 41

nr 1

The research on the occurrence of Curculionoidea carried out in 1990-1995, in south-eastern Poland showed that Sitona humeralis Steph. was the most numerous species. Its participation among all the collected Curculionoidea was 69.4%. Other species occurring on alfalfa crops were: Hypera postica (Gyll.)- 7.7%, Sitona lineatus (L.)- 5.0%, Sitona hispidulus (Fabr.) - 4.7% and Apion tenue Kirby 4.4% of the entire entomological material. In the spring, the highest numbers of adult Curculionoidea appeared in mid May and in the second half of September.

Lucerna i jej szkodniki

71%

Wachowiak H., Mrowczynski M.

Agrochemia

2001

nr 06

14-17

Ograniczanie wyników

2 Journal of Plant Protection Research

1 Agrochemia

2 Pisarek M.

1 Mrowczynski M.

1 Wachowiak H.

3 2001

Wyniki wyszukiwania

The effects of alfalfa Medicago sativa [L.] plantation age on the occurrence of adult Curculionoidea

The occurrence of Curculionoidea on alfalfa [Medicago sativa [L.] crops in South-Eastern Poland

Lucerna i jej szkodniki