板栗疏雄花产量高板栗属雌雄异花树种，即在１株树上分别有雌雄两种花序。板栗树雌雄花朵数比例为１２３４０～３４５０，如此过量的雄花势必要耗费大量的营养与水分，影响树体生长。试验证明，冠径４ｍ的板栗树疏雄花９０％，可减少耗水１２５ｋｇ，少耗干物质０．６７ｋ... Chestnut spruce male flowers Yield high chestnut genus dioecious, namely in a tree, respectively, male and female two kinds of inflorescences. Chestnut tree male and female flower number ratio of 12340 ~ 3450, so excessive male flowers will spend a lot of nutrients and water, affecting the growth of trees. Test proved that the chestnut tree crown diameter 4m sparse male flowers 90%, can reduce water consumption 125kg, less consumption of dry matter 0.67k ...