板栗有机多元专用肥的研制与应用

根据板栗需肥特性与优质高产要求，以配方施肥以与平衡技术为基础，在适应的Ｎ、Ｐ、Ｋ三要素配方的基础上，加入有机肥料、无机肥料添加剂（含中、微量元素），研制出板栗有机多元专用肥。其Ｎ、Ｐ、Ｋ有机质与腐植酸养分总量超过４０％。施用后比对照增产７７．８％，板栗中氨基酸、蛋白质、脂肪、总糖等营养成分明显增加。并且具有增强抗性、减少落果、提高产量、改善品质、促进土壤改良等多种功效。

Development and Application of Special Multi-element Fertilizer for Chinese Chestnut

In accordance with the requirement of the Chinese chestnut ( Castanea mollissima ) for fertilizer,the additive for inorganic and organic fertilizer,medium quantity elements and trace elements were added into the basic fertilizer with N,P,K as the key elements,based on the application technique of balanced and appropriate proportion of different elements.The multi element fertilizer special for Chinese chestnut was developed.The contents of N,P,K,organic matter and humid acid accounted for above 40%.The yield of the chestnut with the application of developed fertilizer increased by 77.8% compared with that without application.The contents of amino acid,protein,fat,total sugar amount and other nutritional gradients in the fruit augmented sharply.In addition it can also improving resistance,reducing premature drop of the fruits,raising yield and quality, promoting soil improvement.