EXPERIENCE IN GRAPE REPRODUCTION IN CALIFORNIA
The author shares the experience of grape breeding in California, studied by him during a trip to the United States. The advantage of the presented article is the interpretation of the past and present, a comparison of foreign and domestic experience and knowledge on a given topic. Of great interest is the technology of preparing soil for planting a grafted nursery plant with drip irrigation, the implementation of the very planting of cuttings by a special planting machine, the soil content is clean from weeds and in a loose state. The attached illustrations demonstrate the high quality of the work carried out. Further, the author goes on to the modern level of growing of the planting material of grapes using microclonal microdivision by the in-vitro method to obtain a certified (improved) planting material. It is concluded that it is necessary to grow seedlings of high biological categories for laying of durable and highly productive grape plantations.