The best time for apple trees and pear pollination pollen

For pollination great effect to the fruit pollination time of fruit tree pollination in the best time plays an important role in improving the fruit rate of fruit trees! The best finishing time of pollen of apple tree pollen and pear pollen for everyone!

First, apple tree blossom is the center of the flower to open the first flower, two days after the flowers have opened. A inflorescence of flowers, from flowers to flowers generally need 5 to 6 days time, single flower opening time lasts for 4 ~ 5 days. Open 3 days later, the stigma began yellowing and wilting. On the opening day of the flower pollination and fruit setting rate is the highest, open 4 days after pollination can't bear fruit. Usually, the first batch of flowering and fruit setting rate is high, the second batch of third batches of medium fruit rate, fruit setting rate is low. Therefore, artificial pollination to seize the first batch of flowers. In general, apple pollination time is valid for one day before flowering between flowering period on the third day after day, in order to effect pollination of individual flowers best; the day to wind, breeze, sunny morning at 9 am to 16 PM. Therefore, the artificial pollination period must seize the time.
Two, pear pear generally open early in the morning after 8 day, flowers can be pollinated flowers 1 to 2 days, third days the best pollination, pollination and fruit setting rate is very low. The best time to pollinate in a day is 8 to 14. The better the weather, the better the pollination. How to determine the time of flower opening can be identified by the color of anther. The open flower, anther is pink, second rim of some anthers due to rupture of the powder, became dark brown, almost all the third days of anther become dark brown, on this flower, because of wilting discoloration, no stigma pollination.
This article links: http://www.ygsfhf.com/newsview.asp? Id=406

Previous：How to view pollination pollen quality?         Next：And use the option to save the pear pollen