白沙枇杷丰产栽培需要异花授粉白沙枇杷以其优良品质受到生产者和消费者的欢迎，价格逐年上升，但产量一直徘徊不前。前几年对产量限制因子花和幼果冻害研究较多，对授粉结实研究较少。因此，笔者于１９９２年秋～１９９３年春对白沙系枇杷的主要品种授粉结实情况进行了试... Baisha loquat high yielding cultivation requires cross-pollination Baisha loquat by its good quality by producers and consumers, the price increases year by year, but the output has been stagnant. A few years ago on the production of limiting factors flower and young fruit frost damage more research on pollination less. Therefore, the author in the autumn of 1992 to the spring of 1993 on the main varieties of white sand loquat pollination carried out a trial ...