套袋对黄冠梨果实Ca 和果胶含量的影响 ①
关军锋1,及 华1,冯云霄1,李丽梅1,孙玉龙1,刘立芹1,马文会2
河北农业大学学报 ›› 2009, Vol. 32 ›› Issue (1) : 51-54.
套袋对黄冠梨果实Ca 和果胶含量的影响 ①
Effects of bagging on content of Ca and pectin in Huangguan pear fruit
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