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九十年代初以来，江苏姜堰银杏生产发展较快，至１９９８年底全市定植银杏２５０万株，实现银杏产量１０００吨，比九十年代初翻了两番。笔者从１９９３年起注重调查了解我市的银杏施肥情况，并进行银杏施肥试验。实践证明，科学施肥技术是保证果用银杏优质、高产、高效的重要?
Since the early nineties, Jiangsu Jiangyan Ginkgo has witnessed rapid development. By the end of 1998, the city had set up 2.5 million ginkgo plants and achieved a production of 1000 tons of ginkgo, which quadrupled from the early 1990s. From 1993 onwards, I focus on the investigation to understand the city of ginkgo fertilizer, and ginkgo fertilizer test. Practice has proved that scientific fertilization technology is to ensure the quality of fruit ginkgo, high yield, high efficiency important?