Commission of Churches on International Affairs of the WCC 教会国际事务委员会
Carbon fixation by winter cover crops in South China and the effects of WCC on rice yields 南方冬季覆盖作物的碳蓄积及其对水稻产量的影响
The ratios of WCC on economic yield of forage and crop plants can not be estimated directly by the ratios of TC of them. 不可依据牧草和粮食作物蒸腾系数的比例关系直接推断二者的经济产量耗水系数比例关系。