1.
STUDY ON NUTRIENT CYCLING OF PAULOWNIA PLANTATION ECOSYSTEM
泡桐人工林生态系统养分循环的研究
2.
Study on Nutrient Cycle of Ecosystem in Rubber Plantation--Nitrogen Cycle in Clone PR107
橡胶人工林生态系统养分循环研究——无性系PR107氮素体循环
3.
Nitrogen Cycling and Balance in "Agriculture-Livestock-Nutrition-Environment" System of China;
我国“农田—畜牧—营养—环境”体系氮素养分循环与平衡
4.
NUTRIENT CYCLING, BALANCE AND REGULATION IN RED SOIL AGROECOSYSTEM
红壤农业生态系统养分循环、平衡和调控研究
5.
Study on the Material Flow of Paulownia Forest Ⅲ Nutrient Cycling of Paulownia Forest
泡桐林物质流研究(Ⅲ)泡桐林的养分循环
6.
Nutritional Cycling and Transformation Processes of Carbon and Nitrogen in Rice Cropping System of Red Soil Region of China;
红壤稻田系统养分循环与C、N转化过程
7.
Changes of Carbon Reserve, Energy and Nutrient Cycle of Extreme Degraded Ecosystem in the Process of Ecological Restoration;
生态恢复过程中碳贮存、能量及养分循环的变化
8.
Comparative Studies of Nutrient Cycling Features in Forest Ecosystems;
森林生态系统中养分循环特征的比较研究
9.
Study of the Nutrient Cycling of Typical Vegetation Community in Hilly Region of Taihang Mountain;
太行山低山丘陵区典型植物群落养分循环研究
10.
Study on the Balanced Fertilization and Nutrient Recycle of Maize in Heilongjiang Province
黑龙江省玉米平衡施肥及养分循环试验研究
11.
At present, all nutrient elements are gradually enriched in the nutrient cycle of Fargesia denudata ecosystem.
(3)目前,缺苞箭竹生态系统养分循环中,各种营养元素都在逐渐富集。
12.
Effects of Fertilization Systems and Nutrient Recycling on Microbial Biomass C,N and P in a Reddish Paddy Soil
施肥制度与养分循环对稻田土壤微生物生物量碳氮磷的影响
13.
Biomass Production, Nutrien Cycling and Energy Flow of a Silvopastoral System;
果草牧复合系统物质生产、养分循环与能量流动研究
14.
Study on Ecosystem and Nutrient Circulation of the Artificial Community in Karst Rocky Desertification Areas of Guizhou;
贵州喀斯特石漠化地区人工群落生态系统及其养分循环研究
15.
Nutrient Cycling and Balance of Agri-Livestock Combining System in the Yanmenguan Ecological Animal Economic Area;
雁门关生态畜牧经济区农牧结合系统养分循环及平衡
16.
batch recycle culture
分批再循环培养（物）
17.
Research on Nutrient Flow and Cycle Model in China Nutrition System;
中国营养体系养分流动循环（CNFC）模型研究
18.
The Internal Cycling of Nutrients in Fine Roots of Fraxinus Mandshurica and Larix Gemeilinii;
水曲柳和落叶松细根养分内循环的研究