Chilling requirements of 43 apple and 38 pear cultivars were estimated over a 2 year period by cutting shoots in the field at weekly intervals and forcing them in a warm greenhouse for 4 weeks. For apples, the mean va ...

Growing trees as a green manure crop together with an annual food crop is a new technology for farmers in Oregon. To promote farmer participation and to acquire a broad knowledge of the processes involved in species in ...

Cryopreservation of pollen offers a simple and effective method of long-term pollen storage. Pollen may be stored in liquid nitrogen (LN) for many years without loss of its essential capabilities to pollinate, fertili ...

Bacterial contamination is one of the most important problems both in plant tissue culture research and commercial laboratories. Early detection of contaminants saves time, effort, and money. Strawberry runner explant ...