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1.在酸性黄壤土茶园,秋末施基肥比不施基肥增产12.01—15.19%,秋末以农家肥与磷肥混合施用(每亩堆肥和人粪8000斤,油饼100斤、磷肥100斤),比不配施磷肥增产8.47%,冬季每亩用100斤磷矿粉与牛粪堆沤一月再配合人畜粪施用的,比不施磷肥增产14.74—15.12%。2.茶树是需氮较多的作物,提高氮肥利用率是经济施肥的一个关键,追肥每亩施农家肥
1. Acid yellow loam tea garden, late autumn base fertilizer than non-base fertilizer increased yield 12.01-15.19%, late autumn with peasant fertilizer and phosphate fertilizer mixed application (per acre compost and manure 8000 kg, cake 100 kg, phosphate fertilizer 100 kg) than unworthy Phosphate fertilizer yield 8.47% per mu in winter with 100 kg of phosphate rock and cattle manure piled up in January with human and animal manure than the non-phosphate fertilizer yield 14.74-15.12%. 2. Tea is a nitrogen-requiring crops, improve nitrogen use efficiency is a key to economic fertilization, top dressing fertilizer per acre Manchu