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Effect of Nitrogen Topdressing at Jointing Stage or Anthesis on the Kernel Weight of Hokkadido-Bred Wheat Cultivar “Haruyutaka” in Warm Parts of Western Japan
Crop growth rate Haruyutaka Kernel weight Net assimilation rate Nitrogen topdress Overluxuriant growth
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2009/7/9
We attempted to increase the kernel weight of Hokkaido-bred wheat cultivar “Haruyutaka” by increasing the net assimilation rate (NAR) without inducing an over-luxuriant canopy during the ripening per...
Effects of Late Topdressing on Growth and Grain Yield of Winter Type Wheat Iwainodaichi Sown Early in the Southwestern Part of Japan
Winter type Iwainodaichi Wheat Grain yield Late topdressing Early sowing
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2009/7/9
To elucidate a suitable fertilizer application method for early sowing of winter type wheat Iwainodaichi, we investigated the effect of late topdressing on growth and grain yield over a 4-year period....
Effect of the Time of Topdressing on the Recovery Rate of Applied Nitrogen, and its Distribution in Rice Plant in a Cold District
Labeled nitrogen (15N) Protein content Recovery rate Rice plant Time of topdressing nitrogen
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2009/7/8
In order to understand the effect of the time of nitrogen topdressing (panicle formation stage — 40 days after heading time) on the recovery rate of applied nitrogen and its distribution in rice plant...