小枣采前生理落果的防控技术小枣的采前落果，是一种生理现象。枣果生长到白熟期以后，果实容易产生离层，造成未熟脱落现象，俗称“风落枣”。近几年来，由于采取一系列保花保果措施，使多数枣树负载偏高，从而更增加了风落枣的比例。风落枣，果实含糖量低，口感差，干制... Prevention and control of jujube physiological decapitation before harvest Jujube harvest deciduous fruit is a physiological phenomenon. Jujube growth to the white maturity, the fruit is prone to delamination, resulting in unripe shedding phenomenon, commonly known as “Feng jujube.” In recent years, as a result of a series of flowers and fruit protection measures, so that most jujube tree load is high, thus increasing the proportion of fengzaozao. Decline, low sugar content, poor taste, dry ...