The relative abundance of the reproductive types Thrips tabaci Lindeman was occasionally surveyed by collecting female adults from foliage commercially grown Welsh onions, and cabbages at various locations in Kyoto Prefecture between 2016 2018. Arrhenotokous females were found 39 46 sites coexisted with thelytokous 26 sites, which arrhenotokous composition higher than that 19 sites. type domina...

The most pervasive and harmful illness is cruciferous black spot disease. This disease starts to show symptoms as soon the seed emerges from soil continues all through growth season. In regions designated for seeds, cabbages left storage, areas planted human consumption, seen. Alternaria mostly affects plants’ organs responsible generating it severely damages pods seeds. leaves bulbs of crucife...