Witryna15 lip 2024 · High input - high output greenhouse vegetable systems are responsible for nutrient surpluses and environmental losses. Integrated strategies that improve soil, crop and nutrient management are needed to ensure more sustainable production systems. We conducted a two-year field experiment to evaluate … Witryna20 lip 2024 · This paper intended to explore the effect of alkaline H2O2 pretreatment on the biodegradability and the methane generation potential of greenhouse crop waste. A multi-variable experimental design was implemented. In this approach, initial solid content (3–7%), reaction time (6–24 h), H2O2 concentration (1–3%), and reaction …
Presentations of FAO Working Group on …
Witryna12 kwi 2024 · Beneficial insects provide pollination and biological control in natural and man-made settings. Those ecosystem services (ES) are especially important for high-value fruits and vegetables, including those grown under greenhouse conditions. The hoverfly Eupeodes corollae (Diptera: Syrphidae) delivers both ES, given that its larvae … Witryna7 mar 2024 · Using this analysis, the AI automatically adjusts light spectrum, intensity or angle, vents, curtains, and other greenhouse components to achieve the best possible crop performance. … cosh 0 等于多少
Genetically modified crops support climate change mitigation
Witryna20 wrz 2008 · Delta top soil and humus peat were air-dried to 1 – 3% moisture content for 3 – 4 days under greenhouse conditions. Top soil and peat were cleaned of debris using a 1- cm sieve. Soil was prepared by mixing sieved soil, and peat in a 2:1 volumetric proportion. To prepare the lead-contaminated soil, approximately 550 g of the dry, … Witryna11 kwi 2024 · Compost application is commonly considered by winegrape producers to improve soil health while sequestering carbon (C) and mitigating climate change. However, inputs of available C and nitrogen (N) as nutrients can induce emissions of greenhouse gases (GHG) such as carbon dioxide (CO 2) and nitrous oxide (N 2 O). Witryna3 maj 2024 · Simultaneous use of roof ventilation and fan compared to mechanical ventilation alone improved the air exchange rate (22%) and the uniformity of the greenhouse climate. With increasing the length of greenhouses, the advantage of natural ventilation over mechanical ventilation was greater. bread machine italian bread recipe