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Hans Ulrik Riisgård
Sponges have always been filter feeders, in contrast to all the other filter-feeding invertebrate groups for which this feeding mode is a secondary adaptation. This study calls attention to this aspect, which explains why sponges are tolerant to hypoxia,...
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Wenxue Dong, Yingsi Wu, Fei Liu, Hengtong Hu, Jianguo Yan, Hongbin Bai and Xuan Zhao
Aiming to solve the problems of the large harvesting loss and low harvesting efficiency of wide- and narrow-row corn harvesting header in China, a method for the side installation of a header is proposed. A wide?narrow-row corn harvesting header with hig...
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Xiaobin Mou, Fangxin Wan, Jinfeng Wu, Qi Luo, Shanglong Xin, Guojun Ma, Xiaoliang Zhou, Xiaopeng Huang and Lizeng Peng
To enhance the utilization of seed-used watermelon peel and mitigate environmental pollution, a hammer-blade seed-used watermelon peel crusher was designed and manufactured, and its structure and working parameters were optimized. Initially, the seed-use...
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Neal D. Mundahl and Erik D. Mundahl
Suspended and deposited sediments in streams can interfere with filter-feeding caddisfly larvae by reducing feeding sites and feeding efficiency, potentially lowering the densities, growth rates, and secondary production of an important trout prey. We co...
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Afsana A. Jahan, Thi Hiep Dao, Natalie K. Morgan, Tamsyn M. Crowley and Amy F. Moss
Laying hen nutrient requirements change throughout the day, due to the cyclic nature of egg formation. Generally, more energy and protein are required in the morning when the albumen is deposited around the yolk, and more calcium is required in the eveni...
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Longhai Li, Chengshun Zhao, Chuang Gao, Siyuan Fan, Xing Wang, Haitao Chen and Wenyi Ji
A force-feeding device with a double-roller anisotropic was designed for the D200 single screw straw fiber extruder to keep the performance continuity of the system, which could improve the productivity of straw fiber. Four factors (the diameter of the a...
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Angela Gabriella D?Alessandro, Roberta Savina Dibenedetto, Ioannis Skoufos and Giovanni Martemucci
Two experiments were conducted to investigate the chemical and fermentative characteristics of by-product-mixed silages consisting of wheat straw (WS), grape pomace (GP), olive mill wastewater (OMWW) and cheese whey (CW) at 7, 30 and 90 days. The silage ...
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Tianhao Cai, Feng Lyu, Tianzhi Wang and Fushi Huang
Conventional cabled seafloor observatories (CSOs) power in-situ instruments via wet-mated or dry-mated direct electrical contact (DEC) connectors to achieve long-term and real-time observation. However, the DEC connectors have high risks of water leakage...
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Faezeh Behzadi Pour, Lorena Parra, Jaime Lloret and Saman Abdanan Mehdizadeh
Acquiring the morphological parameters of fish with the traditional method (depending on human and non-automatic factors) not only causes serious problems, such as disease transmission, mortality due to stress, and carelessness and error, but it is also ...
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Yifan Wu, Jingyu Liu, Yong Geng and Dong Wu
Phosphorus (P) is an essential element for supporting our life and is a non-renewable resource. This study applied dynamic material flow analysis to elucidate the phosphorus flow characteristics in China over the period from 1990?2019. Based on this, we ...
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