growers, are doing a better job of managing the sources. And a primary source is potato tubers that are infected. And the growers of potatoes—seed potatoes and potatoes for sale for our consumption—have been doing a better job of controlling late blight, so it’s disappeared for a while...
If you don’t already know it, find the average date of first autumn frost in your area. Note the number of “days to maturity” listed on the seed packet or catalog info. Add an extra 10-14 days to account for fewer hours of daylight in late summer and fall (seed packet info is ...
However, there are exceptions; for example, several producers comment that their soil fertility and ecosystems have been declining due to pollution and intensive monoculture. "The soil used to be great after we used organic fertil- izers. But in the last 2–3 years, the soil becomes polluted...
Wood is commonly used for raised beds and other structures in vegetable gardens but how should you preserve it if you want to reamain organic?
The growing interest in heterosis exploitation and the utilization of genetic mechanisms is evident in the intensified investigation of self-incompatibility (SI), male sterility, and gynoecism and their applications in hybrid seed production for several vegetable crops. However, it is important to ...
. Soil Type Red and yellow soil Standard for soils a pH CEC (cmol/kg) Organic Matter (g/kg) Pb Cd Cu Zn As (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) 6.03 14.62 -- 21.52 - 1090.0 300 7.52 0.3 128.7 100 a Environment quality standard for soils of China (GB 15618-1995)....