Báo cáo nghiên cứu khoa học " CLAM CULTURE DEVELOPMENT IN THE INTERTIDAL AREA: EFFECTS OF STOCKING BIOMASS ON GROWTH, SURVIVAL AND PRODUCTION OF THE TWO SIZES CLAM Meretrix lyrata " docx
... DEVELOPMENT IN THE INTERTIDAL AREA:
EFFECTS OF STOCKING BIOMASS ON GROWTH, SURVIVAL AND
PRODUCTION OF THE TWO SIZES CLAM
Meretrix lyrata
Project title:
Development of clam culture for improvement and ... stocking biomass on the production of clam.
The triplicate experiment had been conducted in 50m
2
plots randomly placed i...
... The production
of clams in ponds is another key outcome. The artificial production of clam spats will
assist in reducing the pressure of declining wild population of clams. That is one of the ... negatively.
The high value of percentage of biomass gained confirmed the stocking biomass was
barrier of clam development. However, the increasing...
... since the 1990’s the Institutions of the Ministry of Agriculture and Rural
Development have been investigating the causes, and working towards solutions to this
problem. One such institution, ... for these crops that are
growing in soil, pest and disease pressure and the uptake of heavy metals, will continue to
be a problem. The adoption of soilless culture...
... Fu
razolidone (AOZ) in ponds 8 and 9 in
2007 (Ha Tinh province) and Salmonella in
ponds 2 and 3 (Thua Thien
-
Hue province in
2007) and pond 1 in Ha Tinh in 2008. While
the Salmonella detected is of ... for most of the season and ended at
around 3.75 mg/l. Despite the dissolved
oxygen of the outlet pond
in Ha Tinh dropping
to around 2.75 mg/l at the end...
... chức năng nghiên cứu : 6
Phân loại theo tính chất của sản phẩm nghiên cứu : 6
LÀM THẾ NÀO ĐỂ NGHIÊN CỨU KHOA HỌC ĐẠT HIỆU QUẢ 8
Trình tự các bước cần tiến hành trong nghiên cứu khoa học 8
Các ... hướng. Nghiên cứu cơ bản định hướng được phân chia thành
nghiên cứu nền tảng (background research) và nghiên cứu chuyên đề (thematic research).
Nghiên cứu nền...