In 1987 and 1988 we studied the distribution law of solar energy on different-structured olive (Olea europaea) trees resulting from different pruning techniques.
1988年，在四川广元市市郊对不同修剪技术油橄榄树体结构进行了太阳辐射能分配规律的研究。
In 1987 and 1988 we studied the distribution law of solar energy on different-structured olive (Olea europaea) trees resulting from different pruning techniques.
1988年，在四川广元市市郊对不同修剪技术油橄榄树体结构进行了太阳辐射能分配规律的研究。
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