The high yield technique on the rice ridge cultivation were discussed from soil structure, water-thermal regime, oxidation-reduction potential and microorganism activity in paddy soils.
本文从土壤结构、水分、温度、氧化还原电位以及微生物活性等方面分析了水稻半旱栽培技术增产的原因。
This paper presents the result of canonical correlation analysis between leaf characters and yield of 12 paddy rice cultivars measured during the physiological maturing stage.
对12个水稻品种生理成熟期的产量和叶型特征进行典型相关分析，结果表明：产量与叶型特征各性状的典型相关系数均达显著或极显著水平。
When the density of transplant is 14.3 holes per centare, applying fertilizing of super wide spacing planting will have advantages of increasing rice yield on cold water paddy soil.
冷浆型水稻土上种植水稻，插秧密度为每平方米1 4.3穴以上时，采用超稀植施肥法有利于提高产量。
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