Nereis is a high-protein,low-fat and high-quality Penaeus vannamei feed through nutrition assessment.
通过营养评价,表明沙蚕对南美对虾来说是一种高蛋、肪的优质饲。
Nereis is a high-protein,low-fat and high-quality Penaeus vannamei feed through nutrition assessment.
通过营养评价,表明沙蚕对南美对虾来说是一种高蛋、肪的优质饲。
The paper analyzes the soil water dynamics and water requirement law of alfalfa,feed maize and ensile maize under 3 kinds of water-saving irrigation conditions through experimental study on the crops.
对节水灌溉条件下的紫花苜蓿、饲玉米和青玉米需水量进行了试验研究,分析了不同灌溉水平下3种饲草的土壤水动态和需水规律。
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