KLEINE, variability of bees.
KNIGHT, ANDREW, on crossing horses of different breeds. -crossing varieties of peas. -persistency of varieties of peas. -origin of the peach. -hybridisation of the morello by the Elton cherry. -on seedling cherries. -variety of the apple not attacked by coccus. -intercrossing of strawberries. -broad variety of the cock's-comb. -bud variation in the cherry and plum. -crossing of white and purple grapes. -experiments in crossing apples. -hereditary disease in plants. -on interbreeding. -crossed varieties of wheat. -necessity of intercrossing in plants. -on variation. -effects of grafting. -bud-variation in a plum. -correlated variation of head and limbs.
KNOX, Mr., breeding of the eagle owl in captivity.
KOCH, degeneracy in the turnip.
KOHLRABI.
KOLREUTER, reversion in hybrids. -acquired sterility of crossed varieties of plants. -absorption of Mirabilis vulgaris by M. longiflora. -crosses of species of Verbascum. -on the hollyhock. -crossing varieties of tobacco. -benefits of crossing plants. -sell-impotence in Verbascum. -effects of conditions of growth upon fertility in Mirabilis. -great development of tubers in hybrid plants. -inheritance of plasticity. -variability of hybrids of Mirabilis. -repeated crossing a cause of variation. -number of pollen-grains necessary for fertilisation.
"KRAUSESCHWEIN."
KROHN, on the double reproduction of Medusae.
"KROPF-TAUBEN."
LABAT, on the tusks of feral boars in the West Indies. -on French wheat grown in the West Indies. -on the culture of the vine in the West Indies.