The infected ratio, parasitical rate and central effect of Beauveria bassiana on Soybean aphis were measured though the field plot experiments.
田间小区试验测定了白僵菌对大豆蚜的感染率、寄生速率和防效。
Studies on the effects of organic-inorganic complex fertilizers on yields, quality, biomarker of lettuce were carried out by field plot experiments.
为合理开发和利用莴苣有机无机复混肥，采用田间小区试验，研究了有机无机复混肥对莴苣产量、品质及其生物指标的影响。
Effects of soybean specific fertilizer on adverse resistance of soybean in rotation and soybean continuous cropping were investigated by pot and field plot experiments.
采用田间与盆栽试验方法研究了大豆专用复混肥对轮作、连作大豆抗逆性的影响。
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