01 មករា 1968 This publication was intended for use in the training of vegetable specialists and as a reference for vegetable researchers and extension workers.
ធនធានសំខាន់19 មករា 1993 Provides information for developing new vegetables, and discusses plant breeding methods for breeding for flavor, size, shape, or color
ធនធានសំខាន់01 ធ្នូ 2000 All gardeners and farmers should be plant breeders, says author Carol Deppe. Developing new vegetable varieties doesn't require a specialized education, a lot of land, or even a lot of time. It can be done on any scale. It's enjoyable. It's deeply rewarding. You can get useful new varieties much...