A yellow-leaf seedling marker, r, was used to determine if there was pref er en tial chromosome pairing in a group of tetraploid southern highbush blueberry hybrids. Plants with four copies of r (no copies of R) fail to develop anthocyanins, and cotyledons, hypo co t yls, leaves, stems, and other vegetative tissues have a bright yellow-green color. In the hybrids that were studied, two genomes ...

Although “gay rights” may be considered a contemporary issue in modern global society, history is replete with accounts of same-sex attraction and sexual behavior across a multitude of Western and non-Western cultures. The present chapter reviews the status of sexual orientation across cultures. We pay particular attention to how varying degrees of belief and public discourse about gender work ...

C timing of flowering is a major component of crop environmental adaptation, particularly when Water availability is a major yield-limiting factor in semi-arid regions. Hence, efficient utilization of soil water for grain production the growing season is restricted by climatic factors such depends on correct timing of flowering. Following winter (Decemberas drought and high temperature (Subbara...