EFFECTIVENESS OF THE CULTIVATION MODEL OF RECOVERED GREEN COTYLEDON BLACK BEAN VARIETY IN SON DUONG DISTRICT, TUYEN QUANG PROVINCE

Abstract

The Tuyen Quang green-heart black bean variety is a local variety that has been collected, restored and is being kept at the National Plant Gene Bank. This is a native variety that has been grown locally for a long time. The variety has good quality, is quite resistant to pests and diseases, especially drought-resistant and is very popular with local people. The results of the demonstration model show that the green-heart black bean variety in the model has a yield of 1.823 kg/ha, higher than the green-heart black bean variety that did not participate in the model, which was 1.630 kg/ha. In terms of economic efficiency, households participating in the demonstration model had higher economic efficiency than households not participating in the model, the net profit of households participating in the model reached 68,350 millions VND/ha, compared to 61,086 millions VND/ha of households not participating in the model. The Marginal benefit cost ratio (MBCR) of households participating in the demonstration model compared to households not participating in the model in the locality is 2.68.